Antivirus Software Discovery via tasklist and findstr

ATT&CK techniques

Discovery

Recon
Resource Dev
Initial Access
Execution
Persistence
Priv Esc
Defense Evasion
Cred Access
Discovery
- T1057Process Discovery
- T1518.001Security Software Discovery
Lateral Movement
Collection
C2
Exfiltration
Impact

What it detects

This rule detects reconnaissance that pipes tasklist output through findstr to enumerate running security product processes. CastleLoader performs this check to identify installed defenses before deploying its payload.

Reporting behind it

Related detections9 linkedT1518.001 — drag to rearrange

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

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)

Antivirus Software Discovery via tasklist and findstr

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.

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