Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Csnmhkltku' = '%APPDATA%\ICQM\ICQ\html\ua\error\h8UvBbti12X\lpksetup.exe'
Creates or modifies the following files
- <SYSTEM32>\tasks\wjdkpmwbgatx
- %APPDATA%\Microsoft\windows\Start Menu\programs\startup\sfpuq.lnk
Malicious functions
Executes the following
- '<SYSTEM32>\netsh.exe' advfirewall firewall add rule name="Core Networking - Multicast Listener Done (ICMPv4-In)" program="%WINDIR%\Explorer.EXE" dir=in action=allow protocol=TCP localport=any
Injects code into
the following system processes:
- %WINDIR%\explorer.exe
Terminates or attempts to terminate
the following system processes:
- <SYSTEM32>\mmc.exe
- <SYSTEM32>\lpksetup.exe
- <SYSTEM32>\systempropertiesprotection.exe
the following user processes:
- firefox.exe
- iexplore.exe
Modifies file system
Creates the following files
- %LOCALAPPDATA%\r8cs7\duser.dll
- %LOCALAPPDATA%\r8cs7\mmc.exe
- %APPDATA%\icqm\icq\smiles\smiles\static_png\5yrebxncm\duser.dll
- %APPDATA%\icqm\icq\smiles\smiles\static_png\5yrebxncm\mmc.exe
- %LOCALAPPDATA%\biv5\slc.dll
- %LOCALAPPDATA%\biv5\lpksetup.exe
- %APPDATA%\icqm\icq\html\ua\error\h8uvbbti12x\slc.dll
- %APPDATA%\icqm\icq\html\ua\error\h8uvbbti12x\lpksetup.exe
- %LOCALAPPDATA%\muusqqnw\sysdm.cpl
- %LOCALAPPDATA%\muusqqnw\systempropertiesprotection.exe
- %APPDATA%\winamp\rflnlx\sysdm.cpl
- %APPDATA%\winamp\rflnlx\systempropertiesprotection.exe
Deletes the following files
- %LOCALAPPDATA%\r8cs7\duser.dll
- %LOCALAPPDATA%\r8cs7\mmc.exe
- %LOCALAPPDATA%\biv5\lpksetup.exe
- %LOCALAPPDATA%\biv5\slc.dll
- %LOCALAPPDATA%\muusqqnw\sysdm.cpl
- %LOCALAPPDATA%\muusqqnw\systempropertiesprotection.exe
Modifies the following files
- %APPDATA%\microsoft\crypto\rsa\s-1-5-21-1960123792-2022915161-3775307078-1001\f58155b4b1d5a524ca0261c3ee99fb50_36d1130a-ac2e-44f7-9dc1-e424fbcbe0ee
Substitutes the following files
- %APPDATA%\Microsoft\Crypto\RSA\S-1-5-21-1960123792-2022915161-3775307078-1001\f58155b4b1d5a524ca0261c3ee99fb50_36d1130a-ac2e-44f7-9dc1-e424fbcbe0ee
Miscellaneous
Creates and executes the following
- '%LOCALAPPDATA%\r8cs7\mmc.exe'
- '%LOCALAPPDATA%\biv5\lpksetup.exe'
- '%LOCALAPPDATA%\muusqqnw\systempropertiesprotection.exe'
- '<SYSTEM32>\netsh.exe' advfirewall firewall add rule name="Core Networking - Multicast Listener Done (ICMPv4-In)" program="%WINDIR%\Explorer.EXE" dir=in action=allow protocol=TCP localport=any' (with hidden window)
