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Trojan.Siggen32.26846

Added to the Dr.Web virus database: 2026-02-25

Virus description added:

Technical Information

To ensure autorun and distribution
Modifies the following registry keys
  • [HKCU\Software\Classes\teams-join\shell\open\command] '' = '"%LOCALAPPDATA%\Programs\ms-teams\ms-team.exe" "%1"'
Malicious functions
Injects code into
the following user processes:
  • ms-team.exe
Terminates or attempts to terminate
the following system processes:
  • <SYSTEM32>\windowspowershell\v1.0\powershell.exe
Modifies file system
Creates the following files
  • %TEMP%\nsfc96c.tmp\system.dll
  • %TEMP%\nsfc96c.tmp\stdutils.dll
  • %TEMP%\nsfc96c.tmp\spiderbanner.dll
  • %TEMP%\nsfc96c.tmp\nsexec.dll
  • %TEMP%\nsfc96c.tmp\app-64.7z
  • %TEMP%\nsfc96c.tmp\nsis7z.dll
  • %TEMP%\nsfc96c.tmp\7z-out\license.electron.txt
  • %TEMP%\nsfc96c.tmp\7z-out\licenses.chromium.html
  • %TEMP%\nsfc96c.tmp\7z-out\chrome_100_percent.pak
  • %TEMP%\nsfc96c.tmp\7z-out\chrome_200_percent.pak
  • %TEMP%\nsfc96c.tmp\7z-out\icudtl.dat
  • %TEMP%\nsfc96c.tmp\7z-out\locales\af.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\am.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ar.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\bg.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\bn.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ca.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\cs.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\da.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\de.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\el.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\en-gb.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\en-us.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\es-419.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\es.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\et.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\fa.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\fi.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\fil.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\fr.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\gu.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\he.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\hi.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\hr.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\hu.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\id.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\it.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ja.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\kn.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ko.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\lt.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\lv.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ml.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\mr.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ms.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\nb.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\nl.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\pl.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\pt-br.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\pt-pt.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ro.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ru.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\sk.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\sl.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\sr.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\sv.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\sw.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ta.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\te.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\th.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\tr.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\uk.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ur.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\vi.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\zh-cn.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\zh-tw.pak
  • %TEMP%\nsfc96c.tmp\7z-out\resources.pak
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app-update.yml
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-gnu\license
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-gnu\package.json
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-gnu\tailwindcss-oxide.linux-x64-gnu.node
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-musl\license
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-musl\package.json
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-musl\tailwindcss-oxide.linux-x64-musl.node
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-gnu\license
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-gnu\lightningcss.linux-x64-gnu.node
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-gnu\package.json
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-musl\license
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-musl\lightningcss.linux-x64-musl.node
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-musl\package.json
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\resources\icon.png
  • %TEMP%\nsfc96c.tmp\7z-out\snapshot_blob.bin
  • %TEMP%\nsfc96c.tmp\7z-out\v8_context_snapshot.bin
  • %TEMP%\nsfc96c.tmp\7z-out\vk_swiftshader_icd.json
  • %TEMP%\nsfc96c.tmp\7z-out\d3dcompiler_47.dll
  • %TEMP%\nsfc96c.tmp\7z-out\ffmpeg.dll
  • %TEMP%\nsfc96c.tmp\7z-out\libegl.dll
  • %TEMP%\nsfc96c.tmp\7z-out\libglesv2.dll
  • %TEMP%\nsfc96c.tmp\7z-out\ms-team.exe
  • %TEMP%\nsfc96c.tmp\7z-out\resources\elevate.exe
  • %TEMP%\nsfc96c.tmp\7z-out\vk_swiftshader.dll
  • %TEMP%\nsfc96c.tmp\7z-out\vulkan-1.dll
  • %LOCALAPPDATA%\programs\ms-teams\chrome_100_percent.pak
  • %LOCALAPPDATA%\programs\ms-teams\chrome_200_percent.pak
  • %LOCALAPPDATA%\programs\ms-teams\d3dcompiler_47.dll
  • %LOCALAPPDATA%\programs\ms-teams\ffmpeg.dll
  • %LOCALAPPDATA%\programs\ms-teams\icudtl.dat
  • %LOCALAPPDATA%\programs\ms-teams\libegl.dll
  • %LOCALAPPDATA%\programs\ms-teams\libglesv2.dll
  • %LOCALAPPDATA%\programs\ms-teams\license.electron.txt
  • %LOCALAPPDATA%\programs\ms-teams\licenses.chromium.html
  • %LOCALAPPDATA%\programs\ms-teams\ms-team.exe
  • %LOCALAPPDATA%\programs\ms-teams\resources.pak
  • %LOCALAPPDATA%\programs\ms-teams\snapshot_blob.bin
  • %LOCALAPPDATA%\programs\ms-teams\v8_context_snapshot.bin
  • %LOCALAPPDATA%\programs\ms-teams\vk_swiftshader.dll
  • %LOCALAPPDATA%\programs\ms-teams\vk_swiftshader_icd.json
  • %LOCALAPPDATA%\programs\ms-teams\vulkan-1.dll
  • %LOCALAPPDATA%\programs\ms-teams\locales\af.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\am.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\ar.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\bg.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\bn.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\ca.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\cs.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\da.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\de.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\el.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\en-gb.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\en-us.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\es-419.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\es.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\et.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\fa.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\fi.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\fil.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\fr.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\gu.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\he.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\hi.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\hr.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\hu.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\id.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\it.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\ja.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\kn.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\ko.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\lt.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\lv.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\ml.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\mr.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\ms.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\nb.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\nl.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\pl.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\pt-br.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\pt-pt.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\ro.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\ru.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\sk.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\sl.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\sr.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\sv.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\sw.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\ta.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\te.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\th.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\tr.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\uk.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\ur.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\vi.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\zh-cn.pak
  • %LOCALAPPDATA%\programs\ms-teams\locales\zh-tw.pak
  • %LOCALAPPDATA%\programs\ms-teams\resources\app-update.yml
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar
  • %LOCALAPPDATA%\programs\ms-teams\resources\elevate.exe
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-gnu\license
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-gnu\package.json
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-gnu\tailwindcss-oxide.linux-x64-gnu.node
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-musl\license
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-musl\package.json
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-musl\tailwindcss-oxide.linux-x64-musl.node
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-gnu\license
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-gnu\lightningcss.linux-x64-gnu.node
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-gnu\package.json
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-musl\license
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-musl\lightningcss.linux-x64-musl.node
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-musl\package.json
  • %LOCALAPPDATA%\programs\ms-teams\resources\app.asar.unpacked\resources\icon.png
  • %LOCALAPPDATA%\ms-teams-updater\installer.exe
  • %LOCALAPPDATA%\programs\ms-teams\uninstall ms-team.exe
  • %APPDATA%\microsoft\windows\start menu\programs\microsoft teams.lnk
  • %TEMP%\nsfc96c.tmp\winshell.dll
  • %HOMEPATH%\desktop\microsoft teams.lnk
  • %APPDATA%\microsoft teams\local storage\leveldb\log
  • %APPDATA%\microsoft teams\local storage\leveldb\manifest-000001
  • %APPDATA%\microsoft teams\local storage\leveldb\000001.dbtmp
  • %APPDATA%\microsoft teams\code cache\wasm\index
  • %APPDATA%\microsoft teams\code cache\js\index
  • %APPDATA%\microsoft teams\code cache\wasm\index-dir\temp-index
  • %APPDATA%\microsoft teams\code cache\js\index-dir\temp-index
  • %APPDATA%\microsoft teams\gpucache\index
  • %APPDATA%\microsoft teams\gpucache\data_0
  • %APPDATA%\microsoft teams\gpucache\data_1
  • %APPDATA%\microsoft teams\gpucache\data_2
  • %APPDATA%\microsoft teams\gpucache\data_3
  • %APPDATA%\microsoft teams\dawnwebgpucache\index
  • %APPDATA%\microsoft teams\dawnwebgpucache\data_0
  • %APPDATA%\microsoft teams\dawnwebgpucache\data_1
  • %APPDATA%\microsoft teams\dawnwebgpucache\data_2
  • %APPDATA%\microsoft teams\dawnwebgpucache\data_3
  • %APPDATA%\microsoft teams\dawngraphitecache\index
  • %APPDATA%\microsoft teams\dawngraphitecache\data_0
  • %APPDATA%\microsoft teams\dawngraphitecache\data_1
  • %APPDATA%\microsoft teams\dawngraphitecache\data_2
  • %APPDATA%\microsoft teams\dawngraphitecache\data_3
  • %APPDATA%\microsoft teams\shared dictionary\cache\index
  • %APPDATA%\microsoft teams\network\trust tokens-journal
  • %APPDATA%\microsoft teams\shared dictionary\db-journal
  • %APPDATA%\microsoft teams\network\trust tokens
  • %APPDATA%\microsoft teams\shared dictionary\db
  • %APPDATA%\microsoft\spelling\en-us\default.dic
  • %APPDATA%\microsoft\spelling\en-us\default.exc
  • %APPDATA%\microsoft teams\shared dictionary\cache\index-dir\temp-index
  • %APPDATA%\microsoft\spelling\en-us\default.acl
  • %APPDATA%\microsoft teams\dips-journal
  • %APPDATA%\microsoft teams\dips
  • %APPDATA%\microsoft teams\dips-wal
  • nul
  • %TEMP%\57332ce4-8ff2-4e17-ba7b-0e44a5501279.tmp
  • %APPDATA%\microsoft teams\cb4e5062-f983-4f6a-a27e-ce55b95ed526.tmp
  • %APPDATA%\microsoft teams\5d5c51ab-b41e-4616-a18a-342b8bc2b355.tmp
  • %APPDATA%\microsoft teams\network\c246ee94-f191-4f66-b464-2fda7ccbb3ad.tmp
  • %APPDATA%\microsoft teams\local storage\leveldb\000003.log
Deletes following files that it created itself
  • %TEMP%\nsfc96c.tmp\7z-out\chrome_100_percent.pak
  • %TEMP%\nsfc96c.tmp\7z-out\chrome_200_percent.pak
  • %TEMP%\nsfc96c.tmp\7z-out\d3dcompiler_47.dll
  • %TEMP%\nsfc96c.tmp\7z-out\ffmpeg.dll
  • %TEMP%\nsfc96c.tmp\7z-out\icudtl.dat
  • %TEMP%\nsfc96c.tmp\7z-out\libegl.dll
  • %TEMP%\nsfc96c.tmp\7z-out\libglesv2.dll
  • %TEMP%\nsfc96c.tmp\7z-out\license.electron.txt
  • %TEMP%\nsfc96c.tmp\7z-out\licenses.chromium.html
  • %TEMP%\nsfc96c.tmp\7z-out\locales\af.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\am.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ar.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\bg.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\bn.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ca.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\cs.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\da.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\de.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\el.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\en-gb.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\en-us.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\es-419.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\es.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\et.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\fa.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\fi.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\fil.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\fr.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\gu.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\he.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\hi.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\hr.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\hu.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\id.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\it.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ja.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\kn.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ko.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\lt.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\lv.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ml.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\mr.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ms.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\nb.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\nl.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\pl.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\pt-br.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\pt-pt.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ro.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ru.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\sk.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\sl.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\sr.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\sv.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\sw.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ta.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\te.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\th.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\tr.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\uk.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\ur.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\vi.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\zh-cn.pak
  • %TEMP%\nsfc96c.tmp\7z-out\locales\zh-tw.pak
  • %TEMP%\nsfc96c.tmp\7z-out\ms-team.exe
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app-update.yml
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-gnu\license
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-gnu\package.json
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-gnu\tailwindcss-oxide.linux-x64-gnu.node
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-musl\license
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-musl\package.json
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\@tailwindcss\oxide-linux-x64-musl\tailwindcss-oxide.linux-x64-musl.node
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-gnu\license
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-gnu\lightningcss.linux-x64-gnu.node
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-gnu\package.json
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-musl\license
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-musl\lightningcss.linux-x64-musl.node
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\node_modules\lightningcss-linux-x64-musl\package.json
  • %TEMP%\nsfc96c.tmp\7z-out\resources\app.asar.unpacked\resources\icon.png
  • %TEMP%\nsfc96c.tmp\7z-out\resources\elevate.exe
  • %TEMP%\nsfc96c.tmp\7z-out\resources.pak
  • %TEMP%\nsfc96c.tmp\7z-out\snapshot_blob.bin
  • %TEMP%\nsfc96c.tmp\7z-out\v8_context_snapshot.bin
  • %TEMP%\nsfc96c.tmp\7z-out\vk_swiftshader.dll
  • %TEMP%\nsfc96c.tmp\7z-out\vk_swiftshader_icd.json
  • %TEMP%\nsfc96c.tmp\7z-out\vulkan-1.dll
  • %TEMP%\nsfc96c.tmp\app-64.7z
  • %TEMP%\nsfc96c.tmp\nsexec.dll
  • %TEMP%\nsfc96c.tmp\nsis7z.dll
  • %TEMP%\nsfc96c.tmp\spiderbanner.dll
  • %TEMP%\nsfc96c.tmp\stdutils.dll
  • %TEMP%\nsfc96c.tmp\system.dll
  • %TEMP%\nsfc96c.tmp\winshell.dll
  • %APPDATA%\microsoft teams\dips-journal
Moves the following files
  • from %APPDATA%\microsoft teams\local storage\leveldb\000001.dbtmp to %APPDATA%\microsoft teams\local storage\leveldb\current
  • from %APPDATA%\microsoft teams\code cache\wasm\index-dir\temp-index to %APPDATA%\microsoft teams\code cache\wasm\index-dir\the-real-index
  • from %APPDATA%\microsoft teams\code cache\js\index-dir\temp-index to %APPDATA%\microsoft teams\code cache\js\index-dir\the-real-index
  • from %APPDATA%\microsoft teams\shared dictionary\cache\index-dir\temp-index to %APPDATA%\microsoft teams\shared dictionary\cache\index-dir\the-real-index
  • from %APPDATA%\microsoft teams\cb4e5062-f983-4f6a-a27e-ce55b95ed526.tmp to %APPDATA%\microsoft teams\local state
  • from %APPDATA%\microsoft teams\5d5c51ab-b41e-4616-a18a-342b8bc2b355.tmp to %APPDATA%\microsoft teams\preferences
  • from %APPDATA%\microsoft teams\network\c246ee94-f191-4f66-b464-2fda7ccbb3ad.tmp to %APPDATA%\microsoft teams\network\network persistent state
Network activity
UDP
  • DNS ASK mi######t.teams-join.com
Miscellaneous
Searches for the following windows
  • ClassName: '#32770' WindowName: ''
  • ClassName: 'SysListView32' WindowName: ''
  • ClassName: 'Chrome_MessageWindow' WindowName: '%APPDATA%\Microsoft Teams'
Creates and executes the following
  • '%LOCALAPPDATA%\programs\ms-teams\ms-team.exe'
  • '%LOCALAPPDATA%\programs\ms-teams\ms-team.exe' --type=gpu-process --user-data-dir="%APPDATA%\Microsoft Teams" --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAA...
  • '%LOCALAPPDATA%\programs\ms-teams\ms-team.exe' --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --user-data-dir="%APPDATA%\Microsoft Teams" --field-trial-handle=1720,i,16980973573996344...
  • '%LOCALAPPDATA%\programs\ms-teams\ms-team.exe' --type=renderer --user-data-dir="%APPDATA%\Microsoft Teams" --app-user-model-id=com.microsoft.teams --app-path="%LOCALAPPDATA%\Programs\ms-teams\resources\app.asar" --no-sandbox --no-zygote --v...
Executes the following
  • '%WINDIR%\syswow64\cmd.exe' /c tasklist /FI "USERNAME eq %USERNAME%" /FI "IMAGENAME eq ms-team.exe" /FO csv | "<SYSTEM32>\find.exe" "ms-team.exe"
  • '%WINDIR%\syswow64\tasklist.exe' /FI "USERNAME eq user" /FI "IMAGENAME eq ms-team.exe" /FO csv
  • '%WINDIR%\syswow64\find.exe' "ms-team.exe"
  • '<SYSTEM32>\cmd.exe' /d /s /c "chcp"
  • '<SYSTEM32>\chcp.com'
  • '<SYSTEM32>\cmd.exe' /d /s /c "<SYSTEM32>\REG.exe QUERY HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography /v MachineGuid"
  • '<SYSTEM32>\reg.exe' QUERY HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography /v MachineGuid
  • '<SYSTEM32>\cmd.exe' /d /s /c "reg query "HKEY_LOCAL_MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0" /v FeatureSet"
  • '<SYSTEM32>\reg.exe' query "HKEY_LOCAL_MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0" /v FeatureSet
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_processor | select Name, Revision, L2CacheSize, L3CacheSize, Manufacturer, MaxClockSpeed, Desc...
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_CacheMemory | select CacheType,InstalledSize,Level | fl"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "(Get-CimInstance Win32_ComputerSystem).HypervisorPresent"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_ComputerSystemProduct | select Name,Vendor,Version,IdentifyingNumber,UUID | fl"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance MS_Systeminformation -Namespace \"root/wmi\" | select systemsku | fl "
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_bios | select Version, SerialNumber, SMBIOSBIOSVersion"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_PageFileUsage | Select AllocatedBaseSize, CurrentUsage"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance win32_VideoController | fl *"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "gp \"HKLM:\SYSTEM\ControlSet001\Control\Class\{4d36e968-e325-11ce-bfc1-08002be10318}\*\" -ErrorAction SilentlyContin...
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance win32_desktopmonitor | fl *"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance -Namespace root\wmi -ClassName WmiMonitorBasicDisplayParams | fl"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Add-Type -AssemblyName System.Windows.Forms; [System.Windows.Forms.Screen]::AllScreens"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance -Namespace root\wmi -ClassName WmiMonitorConnectionParams | fl"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "gwmi WmiMonitorID -Namespace root\wmi | ForEach-Object {(($_.ManufacturerName -notmatch 0 | foreach {[char]$_}) -joi...
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_bios | select Description,Version,Manufacturer,@{n=\"ReleaseDate\";e={$_.ReleaseDate.ToString(...
  • '<SYSTEM32>\cmd.exe' /d /s /c "netstat -r"
  • '<SYSTEM32>\netstat.exe' -r
  • '<SYSTEM32>\cmd.exe' /c "<SYSTEM32>\route.exe" print
  • '<SYSTEM32>\route.exe' print
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_NetworkAdapter | fl *; echo '#-#-#-#';Get-CimInstance Win32_NetworkAdapterConfiguration | fl D...
  • '<SYSTEM32>\cmd.exe' /d /s /c "netsh lan show profiles"
  • '<SYSTEM32>\netsh.exe' lan show profiles
  • '<SYSTEM32>\cmd.exe' /d /s /c "ipconfig /all"
  • '<SYSTEM32>\ipconfig.exe' /all
  • '<SYSTEM32>\cmd.exe' /d /s /c "echo %COMPUTERNAME%.%USERDNSDOMAIN%"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_OperatingSystem | select Caption,SerialNumber,BuildNumber,ServicePackMajorVersion,ServicePackM...
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Add-Type -AssemblyName System.Windows.Forms; [System.Windows.Forms.SystemInformation]::TerminalServerSession"
  • '<SYSTEM32>\cmd.exe' /d /s /c "findstr /C:"Detected boot environment" "%windir%\Panther\setupact.log""
  • '<SYSTEM32>\findstr.exe' /C:"Detected boot environment" "%WINDIR%\Panther\setupact.log"
  • '%WINDIR%\syswow64\cmd.exe' /c tasklist /FI "USERNAME eq %USERNAME%" /FI "IMAGENAME eq ms-team.exe" /FO csv | "<SYSTEM32>\find.exe" "ms-team.exe"' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /d /s /c "chcp"' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /d /s /c "<SYSTEM32>\REG.exe QUERY HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography /v MachineGuid"' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /d /s /c "reg query "HKEY_LOCAL_MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0" /v FeatureSet"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_processor | select Name, Revision, L2CacheSize, L3CacheSize, Manufacturer, MaxClockSpeed, Desc...' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_CacheMemory | select CacheType,InstalledSize,Level | fl"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "(Get-CimInstance Win32_ComputerSystem).HypervisorPresent"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_ComputerSystemProduct | select Name,Vendor,Version,IdentifyingNumber,UUID | fl"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance MS_Systeminformation -Namespace \"root/wmi\" | select systemsku | fl "' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_bios | select Version, SerialNumber, SMBIOSBIOSVersion"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_PageFileUsage | Select AllocatedBaseSize, CurrentUsage"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance win32_VideoController | fl *"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "gp \"HKLM:\SYSTEM\ControlSet001\Control\Class\{4d36e968-e325-11ce-bfc1-08002be10318}\*\" -ErrorAction SilentlyContin...' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance win32_desktopmonitor | fl *"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance -Namespace root\wmi -ClassName WmiMonitorBasicDisplayParams | fl"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Add-Type -AssemblyName System.Windows.Forms; [System.Windows.Forms.Screen]::AllScreens"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance -Namespace root\wmi -ClassName WmiMonitorConnectionParams | fl"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "gwmi WmiMonitorID -Namespace root\wmi | ForEach-Object {(($_.ManufacturerName -notmatch 0 | foreach {[char]$_}) -joi...' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_bios | select Description,Version,Manufacturer,@{n=\"ReleaseDate\";e={$_.ReleaseDate.ToString(...' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /d /s /c "netstat -r"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_NetworkAdapter | fl *; echo '#-#-#-#';Get-CimInstance Win32_NetworkAdapterConfiguration | fl D...' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /d /s /c "netsh lan show profiles"' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /d /s /c "ipconfig /all"' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /d /s /c "echo %COMPUTERNAME%.%USERDNSDOMAIN%"' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Get-CimInstance Win32_OperatingSystem | select Caption,SerialNumber,BuildNumber,ServicePackMajorVersion,ServicePackM...' (with hidden window)
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NoLogo -InputFormat Text -ExecutionPolicy Unrestricted -Command "Add-Type -AssemblyName System.Windows.Forms; [System.Windows.Forms.SystemInformation]::TerminalServerSession"' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /d /s /c "findstr /C:"Detected boot environment" "%windir%\Panther\setupact.log""' (with hidden window)

Curing recommendations

  1. If the operating system (OS) can be loaded (either normally or in safe mode), download Dr.Web Security Space and run a full scan of your computer and removable media you use. More about Dr.Web Security Space.
  2. If you cannot boot the OS, change the BIOS settings to boot your system from a CD or USB drive. Download the image of the emergency system repair disk Dr.Web® LiveDisk , mount it on a USB drive or burn it to a CD/DVD. After booting up with this media, run a full scan and cure all the detected threats.
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Use Dr.Web Anti-virus for macOS to run a full scan of your Mac.

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Download on App Store

After booting up, run a full scan of all disk partitions with Dr.Web Anti-virus for Linux.

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  1. If the mobile device is operating normally, download and install Dr.Web for Android. Run a full system scan and follow recommendations to neutralize the detected threats.
  2. If the mobile device has been locked by Android.Locker ransomware (the message on the screen tells you that you have broken some law or demands a set ransom amount; or you will see some other announcement that prevents you from using the handheld normally), do the following:
    • Load your smartphone or tablet in the safe mode (depending on the operating system version and specifications of the particular mobile device involved, this procedure can be performed in various ways; seek clarification from the user guide that was shipped with the device, or contact its manufacturer);
    • Once you have activated safe mode, install the Dr.Web for Android onto the infected handheld and run a full scan of the system; follow the steps recommended for neutralizing the threats that have been detected;
    • Switch off your device and turn it on as normal.

Find out more about Dr.Web for Android

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