Suspicious Security Software Discovery via tasklist and findstr (via process_creation)

PremiumReviewedSigma · Medium · v1
Product
windows
Category
process_creation
Author
HuntRule
Published
2026-06-21
Updated
2026-08-28

ATT&CK techniques

Discovery
  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Execution

  5. Persistence

  6. Priv Esc

  7. Defense Evasion

  8. Cred Access

  9. Lateral Movement

  10. Collection

  11. C2

  12. Exfiltration

  13. Impact

What it detects

This rule detects tasklist output piped into findstr to search for antivirus process names such as Bitdefender, ESET, Quick Heal and Sophos. The Lumma infostealer enumerates running security products this way to fingerprint defenses and adjust its behavior before credential theft.

Related detections9 linkedT1518.001 — drag to rearrange
Antivirus Software Discovery via tasklist and findstr
Suspicious Security Process Enumeration via Tasklist And Findstr
Suspicious Security Software Discovery via WMI or Defender Query (via process_creation)
Suspicious Security Software Discovery via PowerShell SecurityCenter2 AntivirusProduct Query (via process_creation)
Suspicious Antivirus Product Enumeration via WMI Query via process_creation
Suspicious Security Software Enumeration on macOS
Suspicious ESXi Virtual Machine Enumeration via esxcli Process List
Linux sysinfo Syscall for System Information Discovery
macOS csrutil Used to Disable System Integrity Protection (SIP)
Suspicious Security Software Discovery via tasklist and findstr (via process_creation)
Pivot detection · T1518.001 · 9 related

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