Full Report
2025-02-08 • Github (@Jenderal92) • Jenderal92 • php.shin_webshell Open article on Malpedia
Analysis Summary
The provided context is a generic description of a Malpedia entry page for a tool called "Shin Webshell" hosted on GitHub, along with repository navigation links. It does not contain the specific technical details, IOCs, or MITRE ATT&CK mappings required to generate a complete summary based on the requested structure.
Therefore, the summary can only be constructed based on the implied nature of the entry ("Github Repository for Shin Webshell").
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# Tool/Technique: Shin Webshell
## Overview
Shin Webshell appears to be a webshell primarily distributed or developed via a GitHub repository by the user Jenderal92. Webshells are typically malicious scripts designed to provide remote access and command execution capabilities on a compromised web server.
## Technical Details
- Type: Malware (Webshell)
- Platform: Web Servers (Likely PHP based, given the Malpedia reference `php.shin_webshell`)
- Capabilities: Remote command execution via a web interface (inferred from being a webshell).
- First Seen: Date information is not present in the provided text.
## MITRE ATT&CK Mapping
*(Automatic mapping based on general Webshell functionality, as specific mapping details are absent from the context)*
- TA0011 - Command and Control
- T1071 - Application Layer Protocol
- T1071.001 - Web Protocols (Common for webshells)
- TA0002 - Execution
- T1059 - Command and Scripting Interpreter
- T1059.002 - [T1059.002] - Command and Scripting Interpreter: PowerShell (Applicable if it executes commands on the server OS)
## Functionality
### Core Capabilities
- Establishing a persistent, hidden communication channel between the attacker and the compromised web server.
- Executing arbitrary operating system commands via HTTP requests.
### Advanced Features
- Specific advanced features require analysis of the underlying code, which is not provided. (Likely includes file management, database interaction, or obfuscation techniques common in webshells).
## Indicators of Compromise
- File Hashes: [Not available in the context]
- File Names: [Not available in the context]
- Registry Keys: [Not applicable for the webshell file itself, but registry interaction on the target OS is possible]
- Network Indicators: [C2 servers, domains - defanged] (Cannot be determined from the context)
- Behavioral Indicators: [Process behaviors] (Involves the web server process executing shell commands upon script execution)
## Associated Threat Actors
- [Specific actors are not mentioned, but the tool is associated with the GitHub user Jenderal92.]
## Detection Methods
- Detection would typically rely on identifying the specific content of the webshell file or monitoring for suspicious execution patterns by the web server process.
- Signature-based detection: (Requires specific file hashes or signatures from the repository content).
- Behavioral detection: Monitoring web requests containing suspicious patterns indicative of remote command execution.
- YARA rules: (Requires analysis of the code).
## Mitigation Strategies
- Regularly patch web servers and associated software (e.g., PHP interpreters).
- Implement strict web application firewall (WAF) rules to block common webshell payloads in HTTP requests.
- Principle of Least Privilege for web application service accounts.
- Disable unnecessary scripting interpreter execution capabilities on the web server where possible.
## Related Tools/Techniques
- Other PHP Webshells (e.g., China Chopper, WSO2 Shell).