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Trojan.Siggen12.27690

Added to the Dr.Web virus database: 2021-03-07

Virus description added:

Technical Information

Modifies file system
Creates the following files
  • %WINDIR%\temp\asw.c6ff21e6ecf8e346\ecoo.edat
  • %WINDIR%\temp\asw.f2c177ea654e19ea\setup.def
  • %WINDIR%\temp\asw.f2c177ea654e19ea\stats.ini.tmp
  • %WINDIR%\temp\asw.f2c177ea654e19ea\avbugreport_x64_ais-c5c.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\avdump_x64_ais-c5c.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\avdump_x86_ais-c5c.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\offertool_x64_ais-c5c.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\sbr_x64_ais-c5c.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswe82a185701b43f98.tmp
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\asw8f87a9c3fa1c190c.tmp
  • %WINDIR%\temp\asw.f2c177ea654e19ea\servers.def.lkg
  • %WINDIR%\temp\asw.f2c177ea654e19ea\uat_456.dll
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswaf8678ec4831e509.tmp
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswb40ee5ced909b8a0.tmp
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\asw8596b0711433497e.tmp
  • %WINDIR%\temp\asw.f2c177ea654e19ea\uat_2188.dll
  • %WINDIR%\temp\asw.f2c177ea654e19ea\program.def
  • %WINDIR%\temp\asw.f2c177ea654e19ea\part-jrog2-2d.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\part-vps_windows-21030599.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\vps.def
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\gcapi_16150694983004.dll
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\gcapi_16150694982396.dll
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswc94ecd7af31f14c7.tmp
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\asw838d922d15f8cfb6.tmp
  • %ALLUSERSPROFILE%\avg\persistent data\antivirus\logs\event_manager.log
  • %ALLUSERSPROFILE%\avg\persistent data\antivirus\logs\event_manager.log.tmp.9a4d65ec-e5ef-4009-9ec4-9116a2afffd9
  • %WINDIR%\temp\asw.f2c177ea654e19ea\config.ini
  • %ALLUSERSPROFILE%\avg\persistent data\antivirus\logs\setup.log.tmp.8dd6b7a3-5443-4e10-945d-1c42516164ad
  • %ALLUSERSPROFILE%\avg\persistent data\antivirus\logs\setup.log
  • %WINDIR%\temp\asw.f2c177ea654e19ea\servers.def
  • %WINDIR%\temp\asw.f2c177ea654e19ea\config.def
  • %WINDIR%\temp\asw.f2c177ea654e19ea\instup.exe
  • %WINDIR%\temp\asw.f2c177ea654e19ea\instcont_x64_ais-c5c.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\instup.dll
  • %WINDIR%\temp\asw.f2c177ea654e19ea\instup_x64_ais-c5c.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\part-jrog2-726.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\part-prg_ais-15010c5c.vpx
  • %WINDIR%\temp\asw.c6ff21e6ecf8e346\avg_antivirus_free_setup_x64.exe
  • %WINDIR%\temp\asw.f2c177ea654e19ea\part-setup_ais-15010c5c.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\config.def.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\prod-pgm.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\prod-vps.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\servers.def.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\uat.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\uata64.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\uat64.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\htmlayout.dll
  • %WINDIR%\temp\asw.f2c177ea654e19ea\setgui_x64_ais-c5c.vpx
  • %WINDIR%\temp\asw.f2c177ea654e19ea\config.def.new
  • %WINDIR%\temp\asw.f2c177ea654e19ea\part-vps_windows-21020702.vpx
  • C:\users\public\documents\aswoffertool.exe
  • C:\users\public\documents\gcapi_16150694992348.dll
Deletes the following files
  • %WINDIR%\temp\asw.f2c177ea654e19ea\uat_456.dll
  • %WINDIR%\temp\asw.f2c177ea654e19ea\uat_2188.dll
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\gcapi_16150694983004.dll
  • C:\users\public\documents\gcapi_16150694992348.dll
  • C:\users\public\documents\aswoffertool.exe
  • %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\gcapi_16150694982396.dll
Moves the following files
  • from %ALLUSERSPROFILE%\avg\persistent data\antivirus\logs\setup.log.tmp.8dd6b7a3-5443-4e10-945d-1c42516164ad to %ALLUSERSPROFILE%\avg\persistent data\antivirus\logs\setup.log
  • from %WINDIR%\temp\asw.c6ff21e6ecf8e346\ecoo.edat to %WINDIR%\temp\asw.f2c177ea654e19ea\cookie.bin
  • from %WINDIR%\temp\asw.f2c177ea654e19ea\config.def.new to %WINDIR%\temp\asw.f2c177ea654e19ea\config.def
  • from %ALLUSERSPROFILE%\avg\persistent data\antivirus\logs\event_manager.log.tmp.9a4d65ec-e5ef-4009-9ec4-9116a2afffd9 to %ALLUSERSPROFILE%\avg\persistent data\antivirus\logs\event_manager.log
  • from %WINDIR%\temp\asw.f2c177ea654e19ea\stats.ini.tmp to %WINDIR%\temp\asw.f2c177ea654e19ea\stats.ini
  • from %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswe82a185701b43f98.tmp to %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\avbugreport.exe
  • from %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\asw8f87a9c3fa1c190c.tmp to %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\avdump.exe
  • from %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswaf8678ec4831e509.tmp to %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\instup.exe
  • from %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswc94ecd7af31f14c7.tmp to %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\instup.dll
  • from %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\asw838d922d15f8cfb6.tmp to %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswoffertool.exe
  • from %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswb40ee5ced909b8a0.tmp to %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\sbr.exe
  • from %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\asw8596b0711433497e.tmp to %WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\htmlayout.dll
Substitutes the following files
  • %WINDIR%\temp\asw.f2c177ea654e19ea\config.def.new
Network activity
Connects to
  • 'v7#####.stats.avast.com':80
  • 'go#####analytics.com':80
  • 'ia####.avg.u.avcdn.net':443
  • 'ia####.avg.u.avcdn.net':80
  • 'v7#####.stats.avcdn.net':443
  • 'sh####rd.avcdn.net':443
  • 'x8######.iavs9x.avg.u.avcdn.net':80
  • 'y7######.iavs9x.avg.u.avcdn.net':80
  • 'l9######.avi18tiny.u.avcdn.net':80
  • 'al########nse-dealer.ff.avast.com':443
  • 'al#####qs.ff.avast.com':443
  • 'ss#.####le-analytics.com':443
TCP
HTTP GET requests
  • http://k9######.iavs9x.avg.u.avcdn.net/avg/iavs9x/prod-pgm.vpx
  • http://k9######.iavs9x.avg.u.avcdn.net/avg/iavs9x/avbugreport_x64_ais-c5c.vpx
  • http://k9######.iavs9x.avg.u.avcdn.net/avg/iavs9x/avdump_x64_ais-c5c.vpx
  • http://k9######.iavs9x.avg.u.avcdn.net/avg/iavs9x/avdump_x86_ais-c5c.vpx
  • http://k9######.iavs9x.avg.u.avcdn.net/avg/iavs9x/offertool_x64_ais-c5c.vpx
  • http://k9######.iavs9x.avg.u.avcdn.net/avg/iavs9x/sbr_x64_ais-c5c.vpx
  • http://n3######.iavs9x.avg.u.avcdn.net/avg/iavs9x/prod-pgm.vpx
  • http://b5######.avi18tiny.u.avcdn.net/avi18tiny/prod-vps.vpx
  • http://b5######.avi18tiny.u.avcdn.net/avi18tiny/part-jrog2-2d.vpx
  • http://b5######.avi18tiny.u.avcdn.net/avi18tiny/part-vps_windows-21030599.vpx
HTTP POST requests
  • http://www.go#####analytics.com/collect
  • http://v7#####.stats.avast.com/cgi-bin/iavsevents.cgi
  • 'ia####.avg.u.avcdn.net':443
  • 'v7#####.stats.avast.com':443
  • 'sh####rd.avcdn.net':443
  • 'al########nse-dealer.ff.avast.com':443
  • 'al#####qs.ff.avast.com':443
  • 'v7#####.stats.avcdn.net':443
  • 'ss#.####le-analytics.com':443
    • UDP
    • DNS ASK go#####analytics.com
    • DNS ASK 2.###l.ntp.org
    • DNS ASK ss#.####le-analytics.com
    • DNS ASK 1.###l.ntp.org
    • DNS ASK 0.###l.ntp.org
    • DNS ASK y7######.iavs9x.avg.u.avcdn.net
    • DNS ASK al########nse-dealer.ff.avast.com
    • DNS ASK s-#####tiny.avcdn.net
    • DNS ASK l9######.avi18tiny.u.avcdn.net
    • DNS ASK k8######.avi18tiny.u.avcdn.net
    • DNS ASK k6######.avi18tiny.u.avcdn.net
    • DNS ASK g5######.avi18tiny.u.avcdn.net
    • DNS ASK 3.###l.ntp.org
    • DNS ASK f4######.iavs9x.avg.u.avcdn.net
    • DNS ASK al#####qs.ff.avast.com
    • DNS ASK s-####9x.avcdn.net
    • DNS ASK v7#####.stats.avast.com
    • DNS ASK ia####.avg.u.avcdn.net
    • DNS ASK v7#####.stats.avcdn.net
    • DNS ASK n3######.iavs9x.avg.u.avcdn.net
    • DNS ASK d9######.iavs9x.avg.u.avcdn.net
    • DNS ASK sh####rd.avcdn.net
    • DNS ASK k9######.iavs9x.avg.u.avcdn.net
    • DNS ASK b5######.avi18tiny.u.avcdn.net
    • DNS ASK s1######.iavs9x.avg.u.avcdn.net
    • DNS ASK x8######.iavs9x.avg.u.avcdn.net
    • DNS ASK d7######.iavs9x.avg.u.avcdn.net
    • DNS ASK k8######.iavs9x.avg.u.avcdn.net
    • '2.###l.ntp.org':123
    • '0.###l.ntp.org':123
    • '1.###l.ntp.org':123
    • '3.###l.ntp.org':123
    Miscellaneous
    Creates and executes the following
    • '%WINDIR%\temp\asw.c6ff21e6ecf8e346\avg_antivirus_free_setup_x64.exe' /cookie:mmm_bav_012_999_f5c_m /ga_clientid:8d12275b-97ab-4a4b-9db3-669dac54ead4 /edat_dir:%WINDIR%\Temp\asw.c6ff21e6ecf8e346
    • '%WINDIR%\temp\asw.f2c177ea654e19ea\instup.exe' /sfx:lite /sfxstorage:%WINDIR%\Temp\asw.f2c177ea654e19ea /edition:15 /prod:ais /guid:c9ed4be0-7d17-4047-a1d0-10649510919e /ga_clientid:8d12275b-97ab-4a4b-9db3-669dac54ead4 /cookie:mmm_bav_012_9...
    • '%WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\instup.exe' /sfx /sfxstorage:%WINDIR%\Temp\asw.f2c177ea654e19ea /edition:15 /prod:ais /guid:c9ed4be0-7d17-4047-a1d0-10649510919e /ga_clientid:8d12275b-97ab-4a4b-9db3-669dac54ead4 /cookie:mmm_bav_012_999_f5...
    • '%WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswoffertool.exe' -checkChrome -elevated
    • '%WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswoffertool.exe' -checkChromeReactivation -elevated -bc=AWFA
    • 'C:\users\public\documents\aswoffertool.exe' -checkChromeReactivation -bc=AWFA
    • '%WINDIR%\temp\asw.f2c177ea654e19ea\new_15010c5c\aswoffertool.exe' -checkGToolbar -elevated

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