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Diavol RSA Ransomware (Wizard Spider): Detection & IOCs

Diavol encrypts files partially with RSA and appends .lock64. First reported in 2021, it comes with 9 detection rules, 14 IOCs and a free Splunk SPL rule.

Read the full threat intel for Diavol RSA Ransomware (Wizard Spider): Detection & IOCs →

Chapters

  1. 0:00The hookFourteen routines power DIAVOL, Wizard Spider ransomware.
  2. 0:04The storyFortinet disclosed it July 2021.
  3. 0:10Attack pathLoads code from resources, registers bot ID with C2.
  4. 0:26AttributionAttributed to Periwinkle Tempest.
  5. 0:31Indicators of compromise10 indicators to hunt: 2 IPs, 2 URLs and 1 SHA-256 hash, and more.
  6. 0:39MITRE ATT&CK techniques15 ATT&CK techniques, from execution to impact.
  7. 0:44Remediation10 remediation steps are listed, 4 of them immediate.
  8. 0:50Detection rules9 detection rules, in SPL, KQL and Sigma.
Transcript

0:00Fourteen routines power DIAVOL, Wizard Spider ransomware.

0:05Fortinet disclosed it July 2021.

0:07FBI linked it to Wizard Spider.

0:11Loads code from resources, registers bot ID with C2.

0:15Disables services, deletes shadow copies.

0:18Then encrypts files with RSA, default 10%.

0:22Drops ransom note, appends .lock64.

0:27Attributed to Periwinkle Tempest. Confidence: medium.

0:3110 indicators to hunt: 2 IPs, 2 URLs and 1 SHA-256 hash, and more.

0:4015 ATT&CK techniques, from execution to impact.

0:4410 remediation steps are listed, 4 of them immediate.

0:519 detection rules, in SPL, KQL and Sigma.

0:56Threadlinqs. The unified security engineering platform.