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asrep-roasting

Request AS-REP for accounts with DONT_REQ_PREAUTH set and crack offline — like kerberoast but no auth required.

60

Quality

72%

Does it follow best practices?

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SecuritybySnyk

Critical

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tessl review fix ./packages/decepticon/decepticon/skills/standard/ad/asrep-roasting/SKILL.md
SKILL.md
Quality
Evals
Security

Security

2 findings: 1 critical severity, 1 high 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

This document is a clear offensive playbook for unauthenticated Active Directory credential theft (AS-REP roasting) including user enumeration, requesting AS-REP data, offline cracking, and OPSEC advice—indicating deliberate malicious intent and credential-exfiltration capability.

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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 commands that embed plaintext passwords (e.g., -w 'PASS', USER:'PASS') and a KG label that stores a cracked password verbatim, which requires the LLM to handle/output secret values directly.

Repository
PurpleAILAB/Decepticon
Audited
Security analysis
Snyk

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