user@threatcheck.sh ~ threat-analysis
bash
$ analyze-threat TrojanDownloader:JS/Remcosrat.RR!MTB
TrojanDownloader:JS/Remcosrat.RR!MTB - Windows Defender threat signature analysis

TrojanDownloader:JS/Remcosrat.RR!MTB - Windows Defender Threat Analysis

$ cat analysis.txt
=== THREAT ANALYSIS REPORT ===
Threat Name: TrojanDownloader:JS/Remcosrat.RR!MTB
Classification:
Type:TrojanDownloader
Platform:JS
Family:Remcosrat
Detection Type:Concrete
Known malware family with identified signatures
Variant:RR
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 Downloader - Downloads additional malware for JavaScript platform, family Remcosrat

Summary:

This detection signifies a JavaScript-based Trojan Downloader identified as Remcosrat, a notorious Remote Access Trojan. Its primary function is to download and execute additional malicious payloads, establishing a backdoor that grants attackers extensive control over the compromised system for data theft, surveillance, or further malicious activity.

Severity:
Medium
VDM Static Detection:
No detailed analysis available from definition files.
Known malware which is associated with this threat:
Filename: Quotation_788690.js
666b0e0d0447df2b2c949c724bf7dd64dbdb716f78bea8906c7c94240c16a475
16/11/2025
Filename: RFQ02342.js
323f4b6b695e4264c4548fcaf93b3311d2c91df37f09144845eeba26eb84dbb9
16/11/2025
Filename: AWB DHL 7214306201.js
9eee104aa1ddc7ab9a4a2e1a9f6020bd01d0f19bfcbeddbae332b1f9b4439c64
15/11/2025
Remediation Steps:
Immediately isolate the affected system to prevent further compromise. Perform a full system scan with updated antivirus definitions, remove all detected malicious files, and investigate for any persistence mechanisms or additional malware deployed. Ensure all system and application software is patched to address potential vulnerabilities.
=== END REPORT ===
$ reanalyze-threat
This analysis was last updated on 14/11/2025. Do you want to analyze it again?
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