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SolarMarker On-Device Fraud via VNC: Detection & IOCs

SolarMarker runs on-device fraud through an injected custom VNC client: 22 IOCs and 9 detection rules, plus a free Splunk SPL rule.

Read the full threat intel for SolarMarker On-Device Fraud via VNC: Detection & IOCs →

Chapters

  1. 0:00The hookSolarMarker's 6 modules enabled on-device fraud.
  2. 0:04The storySince July 2020, it injected VNC.
  3. 0:11Attack pathSearch poisoning led to fake installer.
  4. 0:25AttributionNo threat actor is attributed.
  5. 0:29Indicators of compromise16 indicators to hunt: 5 IPs, 2 domains and 1 URL, and more.
  6. 0:36MITRE ATT&CK techniques18 ATT&CK techniques, from resource development to impact.
  7. 0:41Remediation4 steps now: Hunt for SearchIndexer.exe or GamePanel.exe instances launching browsers or acting.
  8. 0:50Detection rules9 detection rules, in SPL, KQL and Sigma.
Transcript

0:00SolarMarker's 6 modules enabled on-device fraud.

0:05Since July 2020, it injected VNC.

0:08Hands-on fraud on 6 accounts.

0:11Search poisoning led to fake installer.

0:14Mars backdoor took control via C2.

0:17VNC injected into system processes.

0:20Chrome session stolen; accessed 6 accounts.

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

0:3016 indicators to hunt: 5 IPs, 2 domains and 1 URL, and more.

0:3718 ATT&CK techniques, from resource development to impact.

0:414 steps now: Hunt for SearchIndexer.exe or GamePanel.exe instances launching browsers or acting.

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

0:56Threadlinqs. The unified security engineering platform.