analyzing-android-malware-with-apktool

by mukul975

analyzing-android-malware-with-apktool is a static analysis skill for Android APK malware. It uses apktool, jadx, and androguard to unpack apps, inspect manifests and permissions, recover source-like code, and extract suspicious APIs and IOCs for Malware Analysis.

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AddedMay 12, 2026

CategoryMalware Analysis

Install Command

npx skills add mukul975/Anthropic-Cybersecurity-Skills --skill analyzing-android-malware-with-apktool

Curation Score

This skill scores 78/100, which means it is a solid directory candidate with useful malware-analysis workflow value and enough specificity for users to decide on installation. It is worth listing, but users should expect some implementation and setup gaps rather than a fully polished, turnkey skill.

78/100

Strengths

Clear malware-analysis scope: static analysis of Android APK samples using apktool/jadx/androguard is explicitly stated in the skill description and overview.
Operationally useful workflow content: the repo includes a CLI-style API reference with commands for permissions, manifest, APIs, strings, and full analysis.
Good trust signals: frontmatter is valid, placeholder markers are absent, and the repo includes a Python script plus reference documentation.

Cautions

No install command in SKILL.md, so trigger/setup steps may require manual interpretation by agents or users.
The workflow excerpts are truncated in the evidence, so users should verify the exact step-by-step completeness before relying on it for unattended execution.

Android Apk Apktool Jadx Androguard Mobile Security Mobile Malware Static Analysis

Overview

Overview of analyzing-android-malware-with-apktool skill

What this skill does

The analyzing-android-malware-with-apktool skill is for static analysis of Android APK samples without running them. It helps you unpack the app, inspect the manifest and resources, recover Java-like source, and spot suspicious behaviors such as dangerous permissions, reflection, dynamic code loading, SMS abuse, and network indicators. For Malware Analysis teams, this is the fast path from raw APK to triage-ready findings.

Who it is for

Use the analyzing-android-malware-with-apktool skill if you are a SOC analyst, threat hunter, malware analyst, or incident responder who needs structured APK review. It is most useful when you already have a sample and want evidence, not just a generic explanation of Android malware.

Why it is worth installing

Unlike a broad prompt, this skill is opinionated about the Android malware analysis workflow. It centers on tools and checks that matter early: androguard for programmatic inspection, apktool for resource decompilation, and jadx for source recovery. That makes the analyzing-android-malware-with-apktool guide better for repeatable triage than a one-off chat prompt.

How to Use analyzing-android-malware-with-apktool skill

Install and open the right files

Install with:
npx skills add mukul975/Anthropic-Cybersecurity-Skills --skill analyzing-android-malware-with-apktool

Then read skills/analyzing-android-malware-with-apktool/SKILL.md first, followed by references/api-reference.md and scripts/agent.py. Those files show the actual analysis path, supported CLI modes, and the detection logic behind the output.

Give the skill an analysis-ready input

The analyzing-android-malware-with-apktool install step is only the start; output quality depends on how clearly you define the sample and goal. Best inputs name the APK, the question, and the deliverable. For example:

“Analyze sample.apk for permissions, exported components, and suspicious API calls. Summarize likely behavior and IOCs.”
“Run the analyzing-android-malware-with-apktool usage flow on this APK and focus on SMS abuse, persistence, and command execution.”
“Compare manifest risk and string-based IOCs for this APK and list evidence by section.”

Use the repo workflow, not a guess

The repository exposes a simple analysis mode pattern: permissions, manifest, apis, strings, and full. Start with full for triage, then drill into the mode that matches the lead. If a sample looks noisy or obfuscated, prioritize permissions and manifest structure first; if it looks packed or loader-based, focus on suspicious APIs and extracted strings.

Read these outputs first

For decision-making, the highest-value artifacts are:

Dangerous permission findings
Manifest components and SDK info
Suspicious API hits
Extracted URLs, IPs, and encoded strings

That order usually gives you the quickest answer to “what does this APK try to do?” before you spend time on deeper reverse engineering.

analyzing-android-malware-with-apktool skill FAQ

Is this only for malware?

No. The analyzing-android-malware-with-apktool skill is best for suspicious APKs, but it also works for incident review, app vetting, and defensive research when you need static evidence from an Android package.

Do I need apktool and jadx installed first?

Yes, if you want the full workflow. The skill is designed around apktool for resource decompilation and jadx for source recovery, with androguard handling core APK inspection. If those tools are missing, you may still get partial results, but the analysis will be less complete.

How is this different from a normal chat prompt?

A normal prompt can describe the task, but the analyzing-android-malware-with-apktool skill gives you a reusable procedure and a consistent output shape. That matters when you need repeatable Malware Analysis, especially across multiple samples or when sharing results with a team.

Is it beginner-friendly?

It is beginner-friendly if you already have an APK and want guided static analysis. It is not a substitute for Android reverse-engineering fundamentals, and it is less useful if you do not have a sample, cannot run analysis tools, or need runtime behavior instead of static indicators.

How to Improve analyzing-android-malware-with-apktool skill

Provide stronger sample context

The best analyzing-android-malware-with-apktool results come from inputs that include sample provenance, expected threat type, and the exact question. “Analyze this APK” is weak; “Analyze this APK as a suspected SMS trojan and prioritize permissions, broadcast receivers, and network IOCs” is much better.

Ask for evidence, not just conclusions

Request findings tied to artifacts: permission names, component names, suspicious method signatures, URLs, and package metadata. This reduces vague output and makes the analysis usable for reporting, detection writing, or escalation.

Iterate from broad to narrow

If the first pass is too shallow, ask for a second pass on one area: manifest abuse, dynamic code loading, reflection, persistence, or exfiltration clues. The analyzing-android-malware-with-apktool skill improves when you narrow the scope instead of asking for a larger summary.

Watch for common failure modes

The most common problem is over-trusting a single signal, such as one dangerous permission or one encoded string. Improve the result by asking for corroboration across permissions, components, and API calls. If the APK is obfuscated, say so up front and ask the workflow to separate confirmed evidence from likely behavior.

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