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Active Directory exploitation — BloodHound analysis, Kerberoasting, AS-REP Roasting, AD CS abuse, DCSync, Golden Ticket, Constrained Delegation.

62

Quality

73%

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SecuritybySnyk

Critical

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tessl review fix ./packages/decepticon/decepticon/skills/standard/exploit/ad/SKILL.md
SKILL.md
Quality
Evals
Security

Security

3 findings: 1 critical severity, 1 high severity, 1 medium severity. Installing this skill is not recommended: please review these findings carefully if you do intend to do so.

Critical

E006: Malicious code pattern detected in skill scripts.

What this means

Detected high-risk code patterns in the skill content — including its prompts, tool definitions, and resources — such as data exfiltration, backdoors, remote code execution, credential theft, system compromise, supply chain attacks, and obfuscation techniques.

Why it was flagged

The content is an explicit offensive Active Directory exploitation playbook containing step-by-step commands for credential theft (DCSync, Kerberoast, AS-REP), ticket forging (Golden Ticket), AD CS certificate impersonation, delegation abuse, and relay/coercion techniques — i.e., clearly malicious and intended to compromise systems and exfiltrate credentials.

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High

W007: Insecure credential handling detected in skill instructions.

What this means

The skill handles credentials insecurely by requiring the agent to include secret values verbatim in its generated output. This exposes credentials in the agent’s context and conversation history, creating a risk of data exfiltration.

Why it was flagged

The skill includes many command examples that require embedding plaintext passwords, NT hashes, krbtgt hashes, or other secrets directly into commands (e.g., '<USER>:<PASS>', ':<NT_HASH>', '/krbtgt:<KRBTGT_NT_HASH>'), which forces an LLM to handle or reproduce secret values verbatim—an exfiltration risk.

Medium

W013: Attempt to modify system services in skill instructions.

What this means

The skill prompts the agent to compromise the security or integrity of the user’s machine by modifying system-level services or configurations, such as obtaining elevated privileges, altering startup scripts, or changing system-wide settings.

Why it was flagged

This skill contains explicit, actionable commands to dump credentials (DCSync/secretsdump, Mimikatz), forge and inject Kerberos tickets (Golden Ticket, Rubeus, ticketer), request privileged certificates for impersonation (Certipy/Certify), and execute remote commands (psexec), all of which instruct compromising or modifying domain/host security state.

Repository
PurpleAILAB/Decepticon
Audited
Security analysis
Snyk

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