MSIL/Agent.8A34!tr.ransom

Analysis

MSIL/Agent.8A34!tr.ransom is a generic detection for a Ransomware BLACKROUTER trojan. Since this is a generic detection, this malware may have varying behaviour.
Below are some of its observed characteristics/behaviours:

• Most instances observed under this malware are highly packed MSIL compiled samples.


• Affected files of this Ransomware will use the filenaming format {OriginalFileName.Ext}.BlackRouter .


• This Ransomware has been observed to connect to:
  
  • icanhazi{Removed}.com
  • api.telegra{Removed}.org


• Below is an illustration of the malware's Ransom notes:
  

  Figure 1: Ransom Notes.

  
  

Recommended Action

• Make sure that your FortiGate/FortiClient system is using the latest AV database.
• Quarantine/delete files that are detected and replace infected files with clean backup copies.