Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '<Virus name>.exe' = '%APPDATA%\tEmmZMn\JWkSjVZ\3.14.36.7253\<Virus name>.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Media.exe
Malicious functions:
Creates and executes the following:
- '%TEMP%\Xrcrypt.exe'
- '%TEMP%\Xrcrypt.exe' (downloaded from the Internet)
Modifies settings of Windows Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'DisallowRun' = 'msconfig.exe'
Modifies file system :
Creates the following files:
- %TEMP%\Xrcrypt.exe
- %APPDATA%\tEmmZMn\JWkSjVZ\3.14.36.7253\<Virus name>.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Media.exe
- <Drive name for removable media>:\autorun.inf
- %APPDATA%\tEmmZMn\JWkSjVZ\3.14.36.7253\<Virus name>.exe
Network activity:
Connects to:
- 'h1.##pway.com':80
- 'wp#d':80
TCP:
HTTP GET requests:
- h1.##pway.com/KaPPaH/Bots/Xrcrypt.exe
- wp#d/wpad.dat
UDP:
- DNS ASK h1.##pway.com
- DNS ASK wp#d
- DNS ASK www.google.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
