Suspicious Ballistic Bobcat Backdoor Command Output Redirection via Cmd (via process_creation)

PremiumReviewedSigma · Medium · v1
Product
windows
Category
process_creation
Author
HuntRule
Published
2026-09-24
Updated
2026-09-24

ATT&CK techniques

Execution
  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Persistence

  5. Priv Esc

  6. Defense Evasion

  7. Cred Access

  8. Discovery

  9. Lateral Movement

  10. Collection

  11. C2

  12. Exfiltration

  13. Impact

What it detects

This rule detects the Sponsor backdoor pattern of executing shell commands and redirecting their combined output to result.txt, the tasking convention of Ballistic Bobcat's scan-and-strike operations. Capturing command output to a fixed file reveals interactive attacker reconnaissance on the host.

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Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.