Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'MSkip' = '%WINDIR%\Sys\RegSrvc.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'MSkip' = '<Full path to virus>'
Creates the following files on removable media:
- <Drive name for removable media>:\Start.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Executes the following:
- <SYSTEM32>\reg.exe ADD hkcu\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /v SuperHidden /t REG_DWORD /d 0 /f
- <SYSTEM32>\reg.exe ADD hkcu\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /v ShowSuperHidden /t REG_DWORD /d 0 /f
- <SYSTEM32>\attrib.exe +r +h +s E:\autorun.inf
- <SYSTEM32>\attrib.exe +r +h +s E:\Start.exe
Modifies file system :
Creates the following files:
- %WINDIR%\Sys\RegSrvc.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Start.exe
- <Drive name for removable media>:\autorun.inf
Network activity:
Connects to:
- '74.##5.232.51':80
UDP:
- DNS ASK google.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
- ClassName: '' WindowName: 'The Wireshark Network Analyzer'