Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'messenger.exe' = '%CommonProgramFiles%\Microsoft Shared\Web Components\messenger.exe'
Malicious functions:
Creates and executes the following:
- '%TEMP%\Keygen.exe'
- '%TEMP%\Office Volume Activation Script for Z.W.T Keygen.exe'
- '%TEMP%\svchost.exe'
Executes the following:
- '<SYSTEM32>\wbem\wmic.exe' path OfficeSoftwareProtectionProduct where (LicenseStatus>0 and LicenseFamily LIKE "%KMS_Client%") get id /format:list
- '<SYSTEM32>\taskkill.exe' /IM "Keygen.exe" /F
- '<SYSTEM32>\wbem\wmic.exe' path OfficeSoftwareProtectionService where Version='14.0.370.400' call ClearKeyManagementServiceMachine
- '<SYSTEM32>\cmd.exe' /c ""%TEMP%\3.tmp\Office Volume Activation Script for Z.W.T Keygen.bat""
- '<SYSTEM32>\mode.com' con: cols=60 lines=10
- '<SYSTEM32>\wbem\wmic.exe' path OfficeSoftwareProtectionService where Version='14.0.370.400' call SetKeyManagementServiceMachine MachineName="localhost"
Modifies file system :
Creates the following files:
- %TEMP%\apple_setup.ini
- %TEMP%\nsq4.tmp\blowfish.dll
- %TEMP%\tmp5.tmp
- %TEMP%\tmp6.tmp
- <SYSTEM32>\wbem\AutoRecover\23BDE61F1F4FACE17E9B0C01F2A1FD9B.mof
- <SYSTEM32>\wbem\Logs\WMIC.LOG
- <SYSTEM32>\wbem\AutoRecover\C8463ECBE33BC240263A0B094E46D510.mof
- %TEMP%\tmp7.tmp
- %TEMP%\nsq4.tmp\NSISdl.dll
- %TEMP%\Office Volume Activation Script for Z.W.T Keygen.exe
- %TEMP%\3.tmp\Office Volume Activation Script for Z.W.T Keygen.bat
- %TEMP%\svchost.exe
- %TEMP%\hosts
- %CommonProgramFiles%\Microsoft Shared\Web Components\messenger.exe
- %TEMP%\nsq4.tmp\NSISArray.dll
- %TEMP%\Keygen.exe
- C:\messenger.exe
Deletes the following files:
- %TEMP%\3.tmp\Office Volume Activation Script for Z.W.T Keygen.bat
- %TEMP%\Keygen.exe
- %TEMP%\svchost.exe
- %TEMP%\Office Volume Activation Script for Z.W.T Keygen.exe
- %TEMP%\hosts
- %TEMP%\tmp7.tmp
- %TEMP%\nsq4.tmp\blowfish.dll
- %TEMP%\tmp5.tmp
- %TEMP%\nsq4.tmp\NSISArray.dll
- %TEMP%\tmp6.tmp
- %TEMP%\nsq4.tmp\NSISdl.dll
Network activity:
Connects to:
- 'up####-drivers.in':80
TCP:
HTTP GET requests:
- up####-drivers.in/cfg/crypt1.php?id######
UDP:
- DNS ASK up####-drivers.in
Miscellaneous:
Searches for the following windows:
- ClassName: '(null)' WindowName: '(null)'
