user@threatcheck.sh ~ threat-analysis
bash
$ analyze-threat Trojan:MSIL/QuasarRAT.ZFG!MTB
Trojan:MSIL/QuasarRAT.ZFG!MTB - Windows Defender threat signature analysis

Trojan:MSIL/QuasarRAT.ZFG!MTB - Windows Defender Threat Analysis

$ cat analysis.txt
=== THREAT ANALYSIS REPORT ===
Threat Name: Trojan:MSIL/QuasarRAT.ZFG!MTB
Classification:
Type:Trojan
Platform:MSIL
Family:QuasarRAT
Detection Type:Concrete
Known malware family with identified signatures
Variant:ZFG
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 .NET (Microsoft Intermediate Language) platform, family QuasarRAT

Summary:

This is a concrete detection of QuasarRAT, a dangerous Remote Access Trojan. It allows attackers full remote control over the compromised system, enabling data theft, surveillance, and further malicious activities.

Severity:
High
VDM Static Detection:
No detailed analysis available from definition files.
Known malware which is associated with this threat:
bef91f1e5dfeb2029ac4ec450cec86ef2208d41c3d7391e997873af5a7f56cc9
22/03/2026
→VirusTotal↓Download Sample
Remediation Steps:
Immediately isolate the affected host, perform a full system scan with updated antivirus, remove all detected components, and reset critical user credentials.
=== END REPORT ===
$ reanalyze-threat
This analysis was last updated on 22/03/2026. Do you want to analyze it again?
$ ls available-commands/
→ cd /home
user@threatcheck.sh:~$ ▊