Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Efiptryyduyrnule.exe' = '"%APPDATA%\Efiptryyduyrnule.exe"'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\snkb0ptz\snkb0ptz.exe
- <Drive name for removable media>:\snkb0ptz\Desktop.ini
Malicious functions:
Executes the following:
- <SYSTEM32>\wbem\wmiadap.exe /R /T
Modifies file system :
Creates the following files:
- <SYSTEM32>\wbem\Performance\WmiApRpl_new.ini
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\snkb0ptz\snkb0ptz.exe
Moves the following files:
- from <SYSTEM32>\wbem\Performance\WmiApRpl_new.ini to <SYSTEM32>\wbem\Performance\WmiApRpl.ini
- from <SYSTEM32>\wbem\Performance\WmiApRpl_new.h to <SYSTEM32>\wbem\Performance\WmiApRpl.h
Moves itself:
- from <Full path to virus> to %APPDATA%\Efiptryyduyrnule.exe
Network activity:
Connects to:
- 'xi##h.com':9000
- 'h.###nnews.su':9000
- 'gi##sbh.org':9000
- 'f.###tmoon.pl':9000
- 's.###hlab.pl':9000
UDP:
- DNS ASK xi##h.net
- DNS ASK o.###lyradio.su
- DNS ASK gi###phere.su
- DNS ASK ur###s.kei.su
- DNS ASK ph###beat.su
- DNS ASK s.###hlab.pl
- DNS ASK f.###tmoon.pl
- DNS ASK gi##sbh.org
- DNS ASK h.###nnews.su
- DNS ASK xi##h.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
