W32/GandCrab_V5_0_4!tr.ransom

Analysis

W32/GandCrab_V5_0_4!tr.ransom is a generic detection for a GandCrab v5.0.4 Ransomware trojan.
Below are some of its observed characteristics/behaviours:

• This is a 5.0.4 version for Ransomware GandCrab which has the same characteristics/behaviours as other versions of GandCrab. Generic description for Gandcrab : W32/GandCrab.FOD!tr.ransom.

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

Figure 1: Ransom notes .

Figure 2: 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.