ev-flow/quark-engineRule-based Android malware scoring engine that analyzes APKs using static and dynamic analysis to detect vulnerabilities, identify malware families, and generate detailed threat reports.
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</p>
## Malware Family Analysis Report Showcase
<table>
<tr>
<td><img src="https://assets.kitploit.com/production/public/readmes/6741/e14e7970a278faef3a85a6ceee30dd7681c8d7be6f16bc8fad16ff3230600bc1.png" width="310"></td>
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<td><img src="https://assets.kitploit.com/production/public/readmes/6741/1705305abf7957429991bf0cf5ba0bc619edc460604806451ecd0ddc8c464a23.png" width="310"></td>
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<td><img src="https://assets.kitploit.com/production/public/readmes/6741/d94cb3d285cfcc850934be26d17b38c226bc671cddb707ce6597e399f2dca1de.png" width="310"></td>
<td><img src="https://assets.kitploit.com/production/public/readmes/6741/2423f24f7933d1923794763e041bdb9d99027688f5f3254e73f7b36e79e3c00a.png" width="310"></td>
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<td><img src="https://assets.kitploit.com/production/public/readmes/6741/64d7d5044f1b2e2219507f765302a95313f04c19e81a10f5b7c0dd04ceb13a12.png" width="310"></td>
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<td><img src="https://assets.kitploit.com/production/public/readmes/6741/6bc7b397dedd9d531ff7a4add4e97001ff5bfe6f78d0506de06b0f4352f65538.png" width="310"></td>
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<td><img src="https://assets.kitploit.com/production/public/readmes/6741/946a13c57e64267f069f0bd0ca98dba98216d014092dc0f09c5eadb060854986.png" width="310"></td>
</tr>
</table>
| Family | Summary | Signature Behaviors | Report |
|-------------|----------------------------------------------------|--------------------------|--------|
| DroidKungFu | Privilege escalation with C2 control. | 1. Gain unlimited access to a device.<br>2. Install/Uninstall additional apps.<br>3. Forward confidential data. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-droidkungfu) |
| GoldDream | SMS/call log exfiltration with remote C2 commands. | 1. Monitor SMS messages and phone calls.<br>2. Upload SMS messages and phone calls to remote servers. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-golddream) |
| SpyNote | Credential theft and device surveillance via RAT. | 1. Take screenshots.<br>2. Simulate user gestures.<br>3. Log user input.<br>4. Communicate with C2 servers. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-spynote) |
| DawDropper | Dropper that installs banking trojans for financial theft. | 1. Download APKs from remote servers.<br>2. Install additional APKs. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-dawdropper) |
| SLocker | Android ransomware locking/encrypting devices. | 1. Lock the device with an overlay screen. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-slocker) |
| PhantomCard | NFC relay–based financial fraud. | 1. Communicate with C2 servers.<br>2. Read the payment data of NFC cards.<br>3. Captures PINs of NFC cards through deceptive screens. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-phantomcard) |
| ToxicPanda | Banking trojan enabling on-device fraud. | 1. Abuse Accessibility.<br>2. Remote device control.<br>3. Intercept OTP. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-toxicpanda) |
| Hydra | Banking trojan using overlay attacks. | 1. Overlay credential theft.<br>2. Accessibility abuse.<br>3. Steal OTP/cookies. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-hydra) |
| SharkBot | Banking trojan targeting financial credentials and transactions. | 1. Abuse Accessibility services.<br>2. Perform overlay attacks to steal credentials.<br>3. Intercept SMS messages (OTP). | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-sharkbot) |
| Antidot | Banking trojan disguised as legitimate updates for financial data theft. | 1. Intercept SMS messages (OTP).<br>2. Log user input (keylogging).<br>3. Enable remote control via C2. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-antidot) |
| Arsink | Banking trojan focusing on credential and financial data exfiltration. | 1. Steal sensitive data from device.<br>2. Intercept SMS messages (OTP). | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-arsink) |
| TrickMo | Banking trojan using overlay attacks and accessibility abuse for credential theft. | 1. Overlay attacks to steal banking credentials.<br>2. Intercept SMS for 2FA bypass.<br>3. Screen recording and accessibility abuse.<br>4. Dynamic payload loading via reflection. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-trickmo) |
| Anubis | Banking trojan with RAT capabilities. | 1. Overlay credential theft.<br>2. Keylogging.<br>3. Intercept SMS (OTP).<br>4. Remote control via C2. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-anubis) |
| GodFather | Banking trojan targeting financial credentials through overlay and accessibility abuse. | 1. Perform overlay attacks to steal credentials.<br>2. Abuse Accessibility services.<br>3. Intercept SMS messages (OTP).<br>4. Steal banking credentials and sensitive data. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-godfather) |
| TangleBot | SMS-based Android malware stealing personal and financial data. | 1. Spread through SMS phishing links.<br>2. Control device interactions and overlay screens.<br>3. Access SMS, contacts, call logs, camera, and microphone.<br>4. Steal account and financial information. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#new-quark-rules-for-tanglebot) |
| BRATA | Banking trojan with remote control and anti-analysis capabilities. | 1. Perform overlay attacks to steal banking credentials.<br>2. Abuse Accessibility services for device control.<br>3. Intercept SMS messages (OTP).<br>4. Execute factory reset or device wipe commands. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#brata-malware-family-analysis-report) |
| Cerberus | Banking trojan targeting financial credentials through overlay and device control. | 1. Perform overlay attacks to steal credentials.<br>2. Abuse Accessibility services.<br>3. Log user input (keylogging).<br>4. Enable remote control via C2. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#cerberus-malware-family-analysis-report) |
| SuperCardX | NFC relay malware enabling contactless payment fraud. | 1. Read NFC payment card data.<br>2. Relay NFC transactions to attacker-controlled devices.<br>3. Communicate with C2 servers.<br>4. Facilitate unauthorized contactless payments. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#supercardx-malware-family-analysis-report) |
| NGate | NFC-based malware enabling relay attacks and payment fraud. | 1. Read NFC payment card data.<br>2. Relay NFC communications to attacker-controlled devices.<br>3. Communicate with C2 servers.<br>4. Facilitate unauthorized contactless payments. | [View](https://quark-engine.readthedocs.io/en/latest/malware_report.html#ngate-malware-family-analysis-report) |
## Quick Start
### Step 1. Install via PyPi
Install the latest version of Quark Engine:
```bash
$ pip3 install -U quark-engine
```
### Step 2. Download Latest Rules
Fetch the latest rule database:
```bash
$ freshquark
```
### Step 3. Run Summary Report
Analyze an APK with the downloaded rules and generate a summary report:
```bash
$ quark -a <apk_file> -s
```
### Step 4. View Results
Example output:
<img width="1280" height="461" alt="Screenshot-2025-11-25-22-36-54" src="https://assets.kitploit.com/production/public/readmes/6741/896c831335911a2de27ffe4eaa7f501d0f1670432afde44c94df5f1a46b06bd1.png" />
## Acknowledgments
### The Honeynet Project
<a href="https://www.honeynet.org"> <img style="border: 0.2px solid black" width=115 height=150 src="https://assets.kitploit.com/production/public/readmes/6741/3434e2b0361550a5a1836ff81c009062d9e83ef7bb84cd53186cd9cd939252ed.png" alt="Honeynet.org logo"> </a>
### Google Summer Of Code
Quark-Engine has been participating in the GSoC under the Honeynet Project!
* 2021:
* [YuShiang Dang](https://twitter.com/YushianhD): [New Rule Generation Technique & Make Quark Everywhere Among Security Open Source Projects](https://github.com/ev-flow/ref/blob/main/GSoC-2021-YuShiangDang.md)
* [Sheng-Feng Lu](https://twitter.com/haeter525): [Replace the core library of Quark-Engine](https://github.com/ev-flow/ref/blob/main/GSoC-2021-ShengFengLu.md)
Stay tuned for the upcoming GSoC! Join the [Honeynet Slack chat](https://gsoc-slack.honeynet.org/) for more info.
## Core Values of Quark Engine Team
* We love **battle fields**. We embrace **uncertainties**. We challenge **impossibles**. We **rethink** everything. We change the way people think. And the most important of all, we benefit ourselves by benefit others **first**.