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WhiteArmor Trojan Horse Access Sales: Detection & IOCs

WhiteArmor sells initial access to firms above $500M revenue and recruits insiders. Hunt it with 9 detection rules, 16 IOCs and a free Splunk SPL rule.

Read the full threat intel for WhiteArmor Trojan Horse Access Sales: Detection & IOCs →

Chapters

  1. 0:00The hookRansomware shifts to access sales, targets $500M+
  2. 0:05The storyVictims claimed since October.
  3. 0:11Attack pathVictims claimed; advertised access sales.
  4. 0:27AttributionAttributed to WhiteArmor.
  5. 0:31Indicators of compromise3 indicators to hunt: 2 domains and 1 URL.
  6. 0:37MITRE ATT&CK techniques5 ATT&CK techniques, from resource development to impact.
  7. 0:41Remediation4 steps now: Review Okta, Azure/Entra ID and cloud IAM root/privileged account sign-ins.
  8. 0:50Detection rules9 detection rules, in SPL, KQL and Sigma.
Transcript

0:00Ransomware shifts to access sales, targets $500M+

0:05Victims claimed since October.

0:07Then offered initial access to high-value targets.

0:12Victims claimed; advertised access sales.

0:15V-P-N, Jenkins, C-R-M, identity, or insider recruitment.

0:19Valid credentials enable login; then extort.

0:23Ransom in Bitcoin or Monero.

0:27Attributed to WhiteArmor. Confidence: medium.

0:323 indicators to hunt: 2 domains and 1 URL.

0:375 ATT&CK techniques, from resource development to impact.

0:424 steps now: Review Okta, Azure/Entra ID and cloud IAM root/privileged account sign-ins.

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

0:56Threadlinqs. The unified security engineering platform.