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
• Data Exfiltration

Indicators of Compromise

MD5

• 3fdddc99e364d2c4d769f412b59d3dfe

SHA-256

• 6e0bef23794d4e93ef917868ab89ce22bd27e35361e4e7d2f60ad3f82455e75e

SHA-1

• fa0fc40b8ff5e9f69833a215f0a9e49899b15580

Remediation

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