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

Trojan:MSIL/NjRat.AMAK!MTB - Windows Defender Threat Analysis

$ cat analysis.txt
=== THREAT ANALYSIS REPORT ===
Threat Name: Trojan:MSIL/NjRat.AMAK!MTB
Classification:
Type:Trojan
Platform:MSIL
Family:NjRat
Detection Type:Concrete
Known malware family with identified signatures
Variant:AMAK
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 NjRat

Summary:

This detection identifies a variant of the NjRat Remote Access Trojan (RAT), a malicious program that gives an attacker complete control over the infected system. The malware was identified through behavioral analysis when a legitimate Windows tool (RegAsm.exe) was used to execute a malicious payload, a common defense evasion technique.

Severity:
Medium
VDM Static Detection:
No detailed analysis available from definition files.
Known malware which is associated with this threat:
667f6c3c83ec6d1e0d0040d0d706db43a5b908f5ee867489c41f0a574f045f8c
20/11/2025
→VirusTotal↓Download Sample
aae6f9029e4ef51be8e370efe7699d4fa45df3e57876ee04d25391dc388463dc
20/11/2025
→VirusTotal↓Download Sample
19d222b1c260f674fdc55d92b04565ecf770ac2053d336208954910b1fd63bfb
15/11/2025
→VirusTotal↓Download Sample
Remediation Steps:
1. Isolate the host from the network immediately to sever command and control. 2. Use antivirus to run a full scan and remove the detected payload and any related components. 3. Investigate and remove persistence mechanisms (e.g., Registry Run keys, Scheduled Tasks). 4. Reset all passwords for accounts used on the machine from a separate, trusted device.
=== END REPORT ===
$ reanalyze-threat
This analysis was last updated on 15/11/2025. Do you want to analyze it again?
$ ls available-commands/
→ cd /home
user@threatcheck.sh:~$ ▊