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

Trojan:MSIL/Formbook.ZVJ!MTB - Windows Defender Threat Analysis

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

Summary:

This threat is the Formbook infostealer trojan, a malware designed to steal sensitive data like login credentials from web browsers and other applications. The detection was triggered by machine learning analysis observing malicious behaviors, such as self-deletion and process hollowing, which are consistent with this threat.

Severity:
High
VDM Static Detection:
No detailed analysis available from definition files.
Known malware which is associated with this threat:
Filename: Bill of Lading_ 514863409.gz.exe
7a020ca579b3ef573ceaaf0ab51c6c38e27f15dde073053e2772b0656de370f3
05/12/2025
→VirusTotal↓Download Sample
Remediation Steps:
Immediately isolate the affected endpoint from the network. Use antivirus to remove the threat; if persistence is suspected, re-image the machine. Reset all user passwords for accounts accessed from this device, especially for web browsers and email clients.
=== END REPORT ===
$ reanalyze-threat
This analysis was last updated on 05/12/2025. Do you want to analyze it again?
$ ls available-commands/
→ cd /home
user@threatcheck.sh:~$ ▊