Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <SYSTEM32>\tasks\google_trk_updater
Modifies file system
Substitutes the following executable files
- <Full path to file>
Moves itself
- from <Full path to file> to <Current directory>\old_<File name>.exe
Deletes itself.
Network activity
Connects to
- 'w.google.com':80
- 'pa###bin.com':80
- 'pa###bin.com':443
- 'pk#.goog':80
TCP
HTTP GET requests
- http://w.google.com/
- http://pa###bin.com/raw/ubFNTPjt
- http://pk#.goog/gsr1/gsr1.crt
Other
- 'pa###bin.com':443
UDP
- DNS ASK fm###RxvRZ.com
- DNS ASK w.google.com
- DNS ASK pa###bin.com
- DNS ASK pk#.goog
Miscellaneous
Restarts the analyzed sample
Executes the following
- '%WINDIR%\syswow64\schtasks.exe' /CREATE /RL HIGHEST /SC ONLOGON /TR "<Full path to file>" /TN Google_Trk_Updater /F
