user@threatcheck.sh ~ threat-analysis
bash
$ analyze-threat Trojan:Linux/VShell.A!MTB
Trojan:Linux/VShell.A!MTB - Windows Defender threat signature analysis

Trojan:Linux/VShell.A!MTB - Windows Defender Threat Analysis

$ cat analysis.txt
=== THREAT ANALYSIS REPORT ===
Threat Name: Trojan:Linux/VShell.A!MTB
Classification:
Type:Trojan
Platform:Linux
Family:VShell
Detection Type:Concrete
Known malware family with identified signatures
Variant:A
Specific signature variant within the malware family
Suffix:!MTB
Detected via machine learning and behavioral analysis
Detection Method:Behavioral
Confidence:Very High
False-Positive Risk:Low

Concrete signature match: Trojan - Appears legitimate but performs malicious actions for Linux platform, family VShell

Summary:

This detection is for a Linux trojan from the VShell family, identified through machine learning behavioral analysis. The malware is designed to create a backdoor, providing an attacker with remote shell access to the compromised system for unauthorized command execution.

Severity:
Medium
VDM Static Detection:
No specific strings found for this threat
Known malware which is associated with this threat:
Filename: memfd
95682e021447f2a283e03d8d049f3f22e1f83da30dc55c5194f9c655c806decd
02/12/2025
→VirusTotal↓Download Sample
Remediation Steps:
Isolate the affected system, particularly any Windows Subsystem for Linux (WSL) environments. Ensure the threat is quarantined or removed by security software and investigate for persistence mechanisms, unauthorized accounts, and suspicious network activity.
=== END REPORT ===
$ reanalyze-threat
This analysis was last updated on 06/11/2025. Do you want to analyze it again?
$ ls available-commands/
→ cd /home
user@threatcheck.sh:~$ ▊