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cPGuard Fake Updates Hit 2,950 Servers: Detection & IOCs

Fake cPGuard updates on OpsShield's CDN ran as root on about 2,950 servers; hunt them with 9 detection rules, 24 IOCs and a free Splunk SPL rule.

Read the full threat intel for cPGuard Fake Updates Hit 2,950 Servers: Detection & IOCs →

Chapters

  1. 0:00The hookSupply chain strike: about 2,950 servers.
  2. 0:04The storyThey breached the billing server.
  3. 0:10Attack pathAccording to OpsShield, billing was breached.
  4. 0:25AttributionNo threat actor is attributed.
  5. 0:29Indicators of compromise20 indicators to hunt: 1 IP, 4 SHA-256 hashes and 1 file name, and more.
  6. 0:38MITRE ATT&CK techniques12 ATT&CK techniques, from initial access to collection.
  7. 0:43Remediation5 steps now: Run 'cpgcli update --start' and verify 'cpgcli --version' reports.
  8. 0:50Detection rules9 detection rules, in SPL, KQL and Sigma.
Transcript

0:00Supply chain strike: about 2,950 servers.

0:05They breached the billing server.

0:06Then poisoned the update CDN.

0:11According to OpsShield, billing was breached.

0:13Update key stolen, fake version uploaded.

0:16Malicious update deployed on nearly 3,000 servers.

0:20Harvested credentials, planted hidden shell.

0:25No threat actor is attributed. Confidence: low.

0:3020 indicators to hunt: 1 IP, 4 SHA-256 hashes and 1 file name, and more.

0:3812 ATT&CK techniques, from initial access to collection.

0:435 steps now: Run 'cpgcli update --start' and verify 'cpgcli --version' reports.

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

0:56Threadlinqs. The unified security engineering platform.