Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Windows LoL Layer' = 'kelkbnaw.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices] 'Windows LoL Layer' = 'kelkbnaw.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows LoL Layer' = 'kelkbnaw.exe'
Malicious functions:
Creates and executes the following:
- <SYSTEM32>\kelkbnaw.exe 308 "<Full path to virus>"
Modifies file system :
Creates the following files:
- <SYSTEM32>\kelkbnaw.exe
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\kelkbnaw.exe
Deletes itself.
Network activity:
Connects to:
- 'ia####.silena.mobi':6660
UDP:
- DNS ASK ia####.silena.mobi
Miscellaneous:
Searches for the following windows:
- ClassName: 'mIRC' WindowName: ''
- ClassName: 'Indicator' WindowName: ''