Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\startup.bat
Modifies file system
Creates the following files
- %TEMP%\_mei36002\vcruntime140.dll
- %TEMP%\_mei36002\_bz2.pyd
- %TEMP%\_mei36002\_decimal.pyd
- %TEMP%\_mei36002\_hashlib.pyd
- %TEMP%\_mei36002\_lzma.pyd
- %TEMP%\_mei36002\_socket.pyd
- %TEMP%\_mei36002\base_library.zip
- %TEMP%\_mei36002\libcrypto-1_1.dll
- %TEMP%\_mei36002\python310.dll
- %TEMP%\_mei36002\select.pyd
- %TEMP%\_mei36002\unicodedata.pyd
- %LOCALAPPDATA%\microsoft\edge\user data\browsermetrics\browsermetrics-68f1540b-474.pma
- %LOCALAPPDATA%\microsoft\edge\user data\browsermetrics\browsermetrics-68f15414-1d4.pma
- %LOCALAPPDATA%\microsoft\edge\user data\default\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\manifest-000002
- %LOCALAPPDATA%\microsoft\edge\user data\default\000002.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\gpucache\index
- %LOCALAPPDATA%\microsoft\edge\user data\default\gpucache\data_0
- %LOCALAPPDATA%\microsoft\edge\user data\default\gpucache\data_2
- %LOCALAPPDATA%\microsoft\edge\user data\default\gpucache\data_3
- %LOCALAPPDATA%\microsoft\edge\user data\default\cookies-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\cookies
- %LOCALAPPDATA%\microsoft\edge\user data\default\cache\index
- %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\000003.log
- %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\000003.log
- %LOCALAPPDATA%\microsoft\edge\user data\default\cache\data_0
- %LOCALAPPDATA%\microsoft\edge\user data\default\cache\data_2
- %LOCALAPPDATA%\microsoft\edge\user data\default\cache\data_3
- %LOCALAPPDATA%\microsoft\edge\user data\default\reporting and nel-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\reporting and nel
- %LOCALAPPDATA%\microsoft\edge\user data\default\cache\f_000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\extension state\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\extension state\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\extension state\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\heavy_ad_intervention_opt_out.db-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\heavy_ad_intervention_opt_out.db
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\manifest-000002
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\000002.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\previews_opt_out.db-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\previews_opt_out.db
- %LOCALAPPDATA%\microsoft\edge\user data\default\shortcuts-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\shortcuts
- %LOCALAPPDATA%\microsoft\edge\user data\default\network action predictor-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\network action predictor
- %LOCALAPPDATA%\microsoft\edge\user data\last browser
- %LOCALAPPDATA%\microsoft\edge\user data\default\preferredapps
- %LOCALAPPDATA%\microsoft\edge\user data\default\budgetdatabase\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\budgetdatabase\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\budgetdatabase\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\eventdb\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\eventdb\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\eventdb\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\autofillstrikedatabase\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\autofillstrikedatabase\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\autofillstrikedatabase\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\000003.log
- %LOCALAPPDATA%\microsoft\edge\user data\functional data-wal
- %LOCALAPPDATA%\microsoft\edge\user data\functional san data-wal
Deletes following files that it created itself
- %LOCALAPPDATA%\microsoft\edge\user data\default\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\browsermetrics\browsermetrics-68f1540b-474.pma
- %LOCALAPPDATA%\microsoft\edge\user data\browsermetrics\browsermetrics-68f15414-1d4.pma
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\manifest-000001
Moves the following files
- from %LOCALAPPDATA%\microsoft\edge\user data\default\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\extension state\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\extension state\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\budgetdatabase\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\budgetdatabase\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\eventdb\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\eventdb\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\autofillstrikedatabase\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\autofillstrikedatabase\current
Modifies the following files
- %LOCALAPPDATA%\microsoft\edge\user data\last version
- %LOCALAPPDATA%\microsoft\edge\user data\default\sync data\leveldb\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\sync data\leveldb\000003.log
- %LOCALAPPDATA%\microsoft\edge\user data\default\site characteristics database\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\web data-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\web data
- %LOCALAPPDATA%\microsoft\edge\user data\default\history-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\visited links
- %LOCALAPPDATA%\microsoft\edge\user data\default\history
- %LOCALAPPDATA%\microsoft\tokenbroker\cache\9cd93bc6dcf544bae69531052e64647ec02f2bb4.tbres
- %TEMP%\.ses
Substitutes the following files
- %LOCALAPPDATA%\Microsoft\Edge\User Data\Default\Local Storage\leveldb\LOG
- %LOCALAPPDATA%\Microsoft\Edge\User Data\Default\Platform Notifications\LOG
Network activity
Connects to
- 'ad.##ads.com':443
- 'co####.edge.skype.com':443
- 'fo###.gstatic.com':443
- 'fo###.#oogleapis.com':443
- 'pk#.goog':80
TCP
HTTP GET requests
Other
- 'co####.edge.skype.com':443
- 'ad.##ads.com':443
- 'fo###.#oogleapis.com':443
- 'fo###.gstatic.com':443
UDP
- DNS ASK co####.edge.skype.com
- DNS ASK ad.##ads.com
- DNS ASK fo###.#oogleapis.com
- DNS ASK fo###.gstatic.com
- DNS ASK pk#.goog
Miscellaneous
Searches for the following windows
- ClassName: 'Chrome_MessageWindow' WindowName: '%LOCALAPPDATA%\Microsoft\Edge\User Data'
Restarts the analyzed sample
Executes the following
- '<SYSTEM32>\cmd.exe' /c "ver"
- '%ProgramFiles(x86)%\microsoft\edge\application\msedge.exe' --single-argument https://ad.a-ads.com/1612310
- '%ProgramFiles(x86)%\microsoft\edge\application\msedge.exe' --flag-switches-begin --flag-switches-end --do-not-de-elevate https://ad.a-ads.com/1612310
- '%ProgramFiles(x86)%\microsoft\edge\application\89.0.774.68\identity_helper.exe' --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1800,14733325284062558164,9902563924723885383,131072 --lang=en-US --service-sandbox-type=none --mojo-...
- '<SYSTEM32>\cmd.exe' /c "ver"' (with hidden window)
- '%ProgramFiles(x86)%\microsoft\edge\application\msedge.exe' --flag-switches-begin --flag-switches-end --do-not-de-elevate https://ad.a-ads.com/1612310' (with hidden window)
