MALICIOUS — 3b1399d8b25d4997def28ed4e902dcc3d9fcea6d24fcc95712cb132fc4ee5b36.elf

MALICIOUS — 3b1399d8b25d4997def28ed4e902dcc3d9fcea6d24fcc95712cb132fc4ee5b36.elf is a elf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Mirai family. 5 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 3b1399d8b25d4997def28ed4e902dcc3d9fcea6d24fcc95712cb132fc4ee5b36
• SHA-1: 353b884eca39a90b35c9f6ed7b42a043fe957747
• MD5: 81317b9792db263e88f1459e75b6faa7
• ssdeep: 1536:4vBkew7VfEe7tYn5FCpKi5yk7mNV53Dg/hDnW+MzA7ocYPkDx:45keO7OnHpiVU53De5nWJzAU5kDx
• TLSH: T15C3B2829B9126D52F94F30CCA113E6FF0CA53426FC1E965D8224A4FF19C446FA9A442F
• Submitted as: 3b1399d8b25d4997def28ed4e902dcc3d9fcea6d24fcc95712cb132fc4ee5b36.elf
• File type: elf · Size: 109152 bytes
• Verdict: malicious (100/100) · Family: Mirai

Source: MalwareBazaar · first seen 2026-07-27T00:00:00.000Z · SHA-256 verified

Detections (5 of 54 engines)

• ClamAV (daily): Unix.Dropper.Mirai-7136288-0
• YARA: Trellix/McAfee ATR: ATR_REvil_Sodinokibi
• Microsoft Defender: Backdoor:Linux/Gafgyt.P!MTB
• Emsisoft (Emergency Kit): Trojan.Generic.40314998
• Kaspersky (KVRT): HEUR:Backdoor.Linux.Mirai.gen

MITRE ATT&CK

• T1105
• T1059.004

Why this verdict

The malicious score of 100/100 is the fusion of 11 weighted signals:

• ClamAV (daily) flagged Unix.Dropper.Mirai-7136288-0 (rule Unix.Dropper.Mirai-7136288-0) - engine signal, weight 0.90, confidence 0.95
• 1 behavioral detection(s): Download-and-execute dropper (wget/curl + chmod) [high] (rule tl-linux-download-exec) - dynamic signal, weight 0.60, confidence 0.90
• 1 behavioral detection(s): Download-and-execute dropper (wget/curl + chmod) [high] (rule tl-linux-download-exec) - dynamic signal, weight 0.60, confidence 0.90
• Microsoft Defender flagged Backdoor:Linux/Gafgyt.P!MTB (rule Backdoor:Linux/Gafgyt.P!MTB) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Trojan.Generic.40314998 (rule Trojan.Generic.40314998) - engine signal, weight 0.55, confidence 0.85
• YARA: Trellix/McAfee ATR flagged ATR_REvil_Sodinokibi (rule ATR_REvil_Sodinokibi) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: 217.60.195.143 - static signal, weight 0.35, confidence 0.60
• Contacted 4 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
• Contacted 4 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
• Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
• Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (linux)

881 behavior events · 0 ATT&CK techniques · 1 dropped files.

Runtime network

• entropy.ubuntu.com
• ntp.ubuntu.com
• desktop-hsgcbep
• 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• 252.0.0.224.in-addr.arpa
• 185.125.189.53
• 10.240.0.1
• 203.26.79.13
• ff02::1:3
• 224.0.0.252
• 10.240.0.255
• 224.0.0.251
• ff02::fb
• ff02::1
• ff02::2
• 224.0.0.22
• ff02::16
• 149.154.167.99

Dropped files

• tmp_tmp.qeEBnrw3nl - 15e5a58b94ee9e81b6dd6b89165949225fa43b8d2dd56be19bc604f1b26482b4

Embedded IP addresses

• 217.60.195.143
• 203.26.79.13
• 149.154.167.99

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report