Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\ОЄјЖЛг»ъМṩНшВз·юОс] 'ImagePath' = '%CommonProgramFiles%\Microsoft Shared\MSINFO\rejoice813.exe'
- [<HKLM>\SYSTEM\ControlSet001\Services\ОЄјЖЛг»ъМṩНшВз·юОс] 'Start' = '00000002'
Malicious functions:
Executes the following:
- '<SYSTEM32>\mmc.exe'
- '<SYSTEM32>\calc.exe'
- '%CommonProgramFiles%\Microsoft Shared\MSInfo\rejoice813.exe'
Injects code into
the following system processes:
- <SYSTEM32>\mmc.exe
Modifies file system:
Creates the following files:
- <SYSTEM32>\_rejoice813.exe
- %CommonProgramFiles%\Microsoft Shared\MSInfo\rejoice813.exe
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\_rejoice813.exe
- %CommonProgramFiles%\Microsoft Shared\MSInfo\rejoice813.exe
Network activity:
Connects to:
- 'lj#####0805.vicp.net':8181
UDP:
- DNS ASK lj#####0805.vicp.net
Miscellaneous:
Searches for the following windows:
- ClassName: 'TBuild0718' WindowName: ''
- ClassName: 'MS_WINHELP' WindowName: ''
