Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\kolfkemd] 'ImagePath' = '<SYSTEM32>\kolfkemd\yminwmyw.exe'
- [<HKLM>\SYSTEM\ControlSet001\Services\kolfkemd] 'ImagePath' = '<SYSTEM32>\kolfkemd\yminwmyw.exe /d"<Full path to file>"'
- [<HKLM>\SYSTEM\ControlSet001\Services\kolfkemd] 'Start' = '00000002'
Malicious functions:
Injects code into
the following system processes:
- <SYSTEM32>\svchost.exe
Modifies file system:
Creates the following files:
- %TEMP%\yminwmyw.exe
Deletes the following files:
- <Full path to file>
Moves the following files:
- from %TEMP%\yminwmyw.exe to <SYSTEM32>\kolfkemd\yminwmyw.exe
Network activity:
Connects to:
- '10#.#3.124.135':443
- '43.#31.5.6':443
Miscellaneous:
Creates and executes the following:
- '<SYSTEM32>\kolfkemd\yminwmyw.exe' /d"<Full path to file>"
Executes the following:
- '<SYSTEM32>\sc.exe' description kolfkemd "Internet Mobile Support"
- '<SYSTEM32>\sc.exe' start kolfkemd
- '<SYSTEM32>\svchost.exe'
- '<SYSTEM32>\cmd.exe' /C mkdir <SYSTEM32>\kolfkemd\
- '<SYSTEM32>\cmd.exe' /C move /Y "%TEMP%\yminwmyw.exe" <SYSTEM32>\kolfkemd\
- '<SYSTEM32>\sc.exe' create kolfkemd binPath= "<SYSTEM32>\kolfkemd\yminwmyw.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "P2P Support"
