Custom Cobalt Strike Command Execution

Analysis Detection

ATT&CK techniques

Execution

Recon
Resource Dev
Initial Access
Execution
- T1059.001PowerShell
Persistence
Priv Esc
Defense Evasion
Cred Access
Discovery
Lateral Movement
Collection
C2
Exfiltration
Impact

What it detects

Detects the execution of a specific OneLiner to Invoke PowerShell commands.

Reporting behind it

Related detections9 linkedT1059.001 — drag to rearrange

Suspicious Windows Defender Exclusion Added via PowerShell Add-MpPreference

Suspicious PowerShell AMSI or ETW Tampering

Malicious Windows Defender Real-Time Monitoring Disabled via PowerShell

Malicious AMSI Bypass via AmsiUtils amsiInitFailed Manipulation

Suspicious node.exe Execution Spawned by PowerShell

Suspicious PowerShell Spawned by mshta.exe in FakeSG Chain (via process_creation)

Suspicious Encoded PowerShell Using Base64 Stream Decompression Routines (via process_creation)

Malicious IIS Worker Process Spawning Command Shell for Webshell Reconnaissance (via process_creation)

Suspicious PowerShell Spawned by Windows Script Host during Scarlet Goldfinch Infection (via process_creation)

Custom Cobalt Strike Command Execution

Pivot detection · T1059.001 · 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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