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APT36 Crimson RAT and CapraRAT: Detection & IOCs

APT36 has spied on Indian targets since 2013 with Windows and Android RATs. 9 detection rules, 32 IOCs, 29 ATT&CK techniques and a free Splunk SPL rule.

Read the full threat intel for APT36 Crimson RAT and CapraRAT: Detection & IOCs →

Chapters

  1. 0:00The hookAPT36 targets India across two platforms
  2. 0:04The storySince 2013, APT36 targets Indian defense
  3. 0:11Attack pathSpearphishing emails spread malicious macro documents
  4. 0:27AttributionAttributed to APT36.
  5. 0:32Indicators of compromise29 indicators to hunt: 4 IPs, 5 domains and 1 port, and more.
  6. 0:38MITRE ATT&CK techniques29 ATT&CK techniques, from resource development to exfiltration.
  7. 0:44Remediation5 steps now: Block known Transparent Tribe C2 domains.
  8. 0:50Detection rules9 detection rules, in SPL, KQL and Sigma.
Transcript

0:00APT36 targets India across two platforms

0:05Since 2013, APT36 targets Indian defense

0:09Then it expanded to schools

0:12Spearphishing emails spread malicious macro documents

0:15CrimsonRAT reconnaissance on Windows devices

0:19Trojanized apps install CapraRAT on Android

0:23Both persist and exfiltrate intelligence

0:28Attributed to APT36. Confidence: high.

0:3329 indicators to hunt: 4 IPs, 5 domains and 1 port, and more.

0:3929 ATT&CK techniques, from resource development to exfiltration.

0:445 steps now: Block known Transparent Tribe C2 domains.

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

0:56Threadlinqs. The unified security engineering platform.