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PLAY Ransomware Reverse Engineering: Detection & IOCs

PLAY encrypts files as .play after stealing data, with SystemBC and Cobalt Strike in its toolkit. 9 detection rules, 24 IOCs and a free Splunk SPL rule.

Read the full threat intel for PLAY Ransomware Reverse Engineering: Detection & IOCs →

Chapters

  1. 0:00The hookAbout ~900 organizations compromised by PLAY.
  2. 0:04The storyPLAY emerged in twenty-twenty-two.
  3. 0:10Attack pathAttackers exploit Exchange, SystemBC handles communications.
  4. 0:26AttributionAttributed to Play - G1040.
  5. 0:31Indicators of compromise13 indicators to hunt: 1 IP, 1 domain and 5 SHA-256 hashes, and more.
  6. 0:39MITRE ATT&CK techniques18 ATT&CK techniques, from initial access to exfiltration.
  7. 0:44Remediation4 steps now: Block and hunt.
  8. 0:51Detection rules9 detection rules, in SPL, KQL and Sigma.
Transcript

0:00About ~900 organizations compromised by PLAY.

0:05PLAY emerged in twenty-twenty-two.

0:07By now, ~900 organizations hit.

0:10Attackers exploit Exchange, SystemBC handles communications.

0:15Credentials stolen from networks, systems compromised.

0:18Data extracted, files encrypted, demands posted.

0:22Victims face demands or public exposure.

0:27Attributed to Play - G1040. Confidence: low.

0:3213 indicators to hunt: 1 IP, 1 domain and 5 SHA-256 hashes, and more.

0:4018 ATT&CK techniques, from initial access to exfiltration.

0:444 steps now: Block and hunt.

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

0:56Threadlinqs. The unified security engineering platform.