Rewterz Threat Alert – SNAKE Ransomware – Active IOCs

Severity

High

Analysis Summary

SNAKE ransomware is targeting networks and aiming to encrypt all of the devices connected to them. The ransomware contains a level of routine obfuscation not previously and typically seen coupled with the targeted approach. When started Snake will remove the computer’s Shadow Volume Copies and then kill numerous processes related to SCADA systems, virtual machines, industrial control systems, remote management tools, network management software, and more. It then proceeds to encrypt the files on the device, while skipping any that are located in Windows system folders and various system files. When encrypting a file it will append a ransom 5 character string to the files extension. For example, a file named 1.doc will be encrypted and renamed like 1.docqkWbv.F

Impact

• File Encryption

Indicators of Compromise

MD5

• 5840c9d43887d0f9d901fe827856e317

SHA-256

• 65a3714aa334a9c39be99f60340143ee09eaa52006190f4c735f5be6912ae0b2

SHA-1

• 4a7afa9e4f1973cf65732e7c20af9f5520c15a65

Remediation

• Block all threat indicators at your respective controls.
• Search for IOCs in your environment.