user@threatcheck.sh ~ threat-analysis
bash
$ analyze-threat Backdoor:Linux/Mirai.FI!MTB
Backdoor:Linux/Mirai.FI!MTB - Windows Defender threat signature analysis

Backdoor:Linux/Mirai.FI!MTB - Windows Defender Threat Analysis

$ cat analysis.txt
=== THREAT ANALYSIS REPORT ===
Threat Name: Backdoor:Linux/Mirai.FI!MTB
Classification:
Type:Backdoor
Platform:Linux
Family:Mirai
Detection Type:Concrete
Known malware family with identified signatures
Variant:FI
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: Backdoor - Provides unauthorized remote access for Linux platform, family Mirai

Summary:

This threat is a variant of the Mirai botnet, which infects Linux systems by exploiting weak or default credentials. Once compromised, the device is added to a botnet to participate in large-scale Distributed Denial-of-Service (DDoS) attacks. The '!MTB' suffix indicates this was identified through machine learning behavioral analysis.

Severity:
Medium
VDM Static Detection:
No detailed analysis available from definition files.
Known malware which is associated with this threat:
Filename: splm68k
88f0a094f42ee58e0b086ea1583a3af2a7dde8323190388a004b678e94de78dd
10/12/2025
→VirusTotal↓Download Sample
Filename: m68k
de470e0da381af699674805afdc42c7a425d458d04afc446363402231aea5047
10/12/2025
→VirusTotal↓Download Sample
Filename: splm68k
c2ffb0ae8ab4132e06188ee5b05457553523ba3af5d657316f9691241266935f
06/12/2025
→VirusTotal↓Download Sample
e045ce0aff11270885fefcaab341a7bf67b27f998292a923609cec9573644833
10/11/2025
→VirusTotal↓Download Sample
Remediation Steps:
Isolate the affected Linux system (e.g., WSL, container, or VM) from the network to prevent further malicious activity. Identify and remove the malware, then conduct a security review. Harden the system by changing all default credentials to strong, unique passwords and disabling any unnecessary network services.
=== END REPORT ===
$ reanalyze-threat
This analysis was last updated on 10/11/2025. Do you want to analyze it again?
$ ls available-commands/
→ cd /home
user@threatcheck.sh:~$ ▊