Module 15 · Cobalt Strike — Defender Perspective

Manish Garg
Manish Garg Associate of (ISC)² · RingSafe
Apr 27, 2026
1 min read
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Last updated: April 29, 2026

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Cobalt Strike is the most-used commercial C2 framework — by red teams and by the most ransomware operators. Defenders must know its capabilities and detection signals.

Cobalt Strike is the most-used commercial C2 framework — by red teams and by the most ransomware operators. Defenders must know its capabilities and detection signals.

Capabilities

  • Beacon — implant; supports HTTP, HTTPS, DNS, SMB pipe
  • Malleable C2 — operator customises traffic profile (mimic Outlook, Slack, etc.)
  • Pivoting — beacon-to-beacon over SMB
  • Built-in tools — Mimikatz, hashdump, Kerberos manipulation, port scan
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