Technical Information
Malicious functions
Launches a large number of processes
Patches code
in dll
- xpwx.exe process, GDI32.dll module
- xpwx.exe process, USER32.dll module
- xpwx.exe process, win32u.dll module
- dmcompos.exe process, GDI32.dll module
- dmcompos.exe process, USER32.dll module
- dmcompos.exe process, win32u.dll module
Searches for windows to
detect analytical utilities:
- ClassName: 'OLLYDBG', WindowName: ''
- ClassName: 'GBDYLLO', WindowName: ''
- ClassName: 'pediy06', WindowName: ''
- ClassName: 'FilemonClass', WindowName: ''
- ClassName: '', WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'PROCMON_WINDOW_CLASS', WindowName: ''
- ClassName: '', WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'RegmonClass', WindowName: ''
Modifies file system
Creates the following files
- %WINDIR%\syswow64\dmcompos.exe
- <Full path to file>.lnk
- %WINDIR%\wj.txt
Miscellaneous
Searches for the following windows
- ClassName: 'Registry Monitor - Sysinternals: www.sysinternals.com' WindowName: ''
- ClassName: '18467-41' WindowName: ''
Creates and executes the following
- '%WINDIR%\syswow64\dmcompos.exe'
Executes the following
- '%WINDIR%\syswow64\windowspowershell\v1.0\powershell.exe' Get-NetConnectionProfile
- '%WINDIR%\syswow64\schtasks.exe' /query /tn "\" /fo LIST /v
- '%WINDIR%\syswow64\windowspowershell\v1.0\powershell.exe' Get-NetConnectionProfile' (with hidden window)
- '%WINDIR%\syswow64\schtasks.exe' /query /tn "\" /fo LIST /v' (with hidden window)
