user@threatcheck.sh ~ threat-analysis
bash
$ analyze-threat Trojan:JS/SnakeLocker.PB!MTB
Trojan:JS/SnakeLocker.PB!MTB - Windows Defender threat signature analysis

Trojan:JS/SnakeLocker.PB!MTB - Windows Defender Threat Analysis

$ cat analysis.txt
=== THREAT ANALYSIS REPORT ===
Threat Name: Trojan:JS/SnakeLocker.PB!MTB
Classification:
Type:Trojan
Platform:JS
Family:SnakeLocker
Detection Type:Concrete
Known malware family with identified signatures
Variant:PB
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 JavaScript platform, family SnakeLocker

Summary:

This is a JavaScript-based Trojan from the SnakeLocker family, detected with high confidence by Windows Defender through both concrete signature matching and machine learning behavioral analysis. It poses a significant threat as a locker or ransomware variant, aiming to restrict access to system resources or encrypt files.

Severity:
High
VDM Static Detection:
No detailed analysis available from definition files.
Known malware which is associated with this threat:
Filename: Bank Letter_Invalid payment details.Pdf..js
5069bced6b000d9003aec603fcea722c60e633616b2dbb23332a767c40630bb9
20/01/2026
→VirusTotal↓Download Sample
Filename: PO 4501054441.js
1d870ad96cfcd1e985e12878a65df2a05017251db3d958f9843a8b018f258255
20/01/2026
→VirusTotal↓Download Sample
Filename: PURCHASE ORDER.js
40394c21ee8c99ead2642bffd626c3eea9916e71b5956e2e3e43cbe3e8cc6e42
19/01/2026
→VirusTotal↓Download Sample
Filename: RFQ-UB60998.js
42496877ac8f1dba3fc92db51dc7a25f439674a06538ee15caae67a1f0e32cb7
17/01/2026
→VirusTotal↓Download Sample
Filename: Enquiry QUOTATION REF NO AH0409231.js
f8e7ae7156c7bd8cb40021cc70350fcaedce46bbe30f748303e7891c65681267
17/01/2026
→VirusTotal↓Download Sample
Remediation Steps:
Immediately isolate the affected system, run a full antivirus scan to remove the threat, and investigate for any persistence mechanisms. Restore critical files from secure backups if encryption occurred and ensure all systems are patched and updated.
=== END REPORT ===
$ reanalyze-threat
This analysis was last updated on 09/01/2026. Do you want to analyze it again?
$ ls available-commands/
→ cd /home
user@threatcheck.sh:~$ ▊