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

Trojan:MSIL/AsyncRat.ARM!MTB - Windows Defender Threat Analysis

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

Summary:

This detection identifies a highly dangerous Remote Access Trojan (RAT) known as AsyncRat, compiled for ARM architecture. AsyncRat provides attackers with extensive control over the compromised system, enabling capabilities such as data exfiltration, surveillance, deployment of additional malware, and maintaining persistent access.

Severity:
High
VDM Static Detection:
No detailed analysis available from definition files.
Known malware which is associated with this threat:
Filename: Підпис першого розділу 00112126_20 СІЧЕНЬ 2026_600_UA docx.exe
fada71925be3d53eee961507cb43bc2ee409d406770c7ddb7f2f06afae85a456
26/01/2026
→VirusTotal↓Download Sample
Filename: PO--0130356-501 PDF.exe
6b76f76b9ed250c6fa30cd2bb8228329829c4fac161dcd1058b7a640bffd2601
21/01/2026
→VirusTotal↓Download Sample
Filename: PO 0130356-501 PDF.exe
5c0bdefeb2e965c9cb1aa42e28b84b31e11693b4438c47e97be98fb1b496d940
21/01/2026
→VirusTotal↓Download Sample
Remediation Steps:
Immediately isolate the affected system from the network to prevent further compromise. Conduct a full, deep scan using updated antivirus software to ensure complete removal of the threat. After successful remediation, review system logs for any suspicious activity, reset all potentially compromised credentials, and ensure the operating system and all software are fully patched and updated.
=== END REPORT ===
$ reanalyze-threat
This analysis was last updated on 21/01/2026. Do you want to analyze it again?
$ ls available-commands/
→ cd /home
user@threatcheck.sh:~$ ▊