MALICIOUS — e9a42640b2832e6b4fab461e57d07f99cfb0f8428d64862e887206ba3a9e0b4f.elf

MALICIOUS — e9a42640b2832e6b4fab461e57d07f99cfb0f8428d64862e887206ba3a9e0b4f.elf is a elf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Mirai family. 6 of 56 detection engines flagged it.

Identification

• SHA-256: e9a42640b2832e6b4fab461e57d07f99cfb0f8428d64862e887206ba3a9e0b4f
• SHA-1: ade95c873c4e8613895ccc5cde5ca0740858d870
• MD5: 1553b2eca1d147515a25763f0c3a17fe
• ssdeep: 768:2gDoFSJjBGqGPCcnFpAKGB4Dl0sMy/hqGX99tm7BndWnbcuyD7UoQRjg:WGVDGPXnEB4GsMy/h/XfuB0nouy8oyc
• TLSH: T1DC3202E065C13F3DE9AAB8698243E74CA1833143B5394F5D6ACF12BC02AA11355624E7
• Submitted as: e9a42640b2832e6b4fab461e57d07f99cfb0f8428d64862e887206ba3a9e0b4f.elf
• File type: elf · Size: 45072 bytes
• Verdict: malicious (98/100) · Family: Mirai

Source: MalwareBazaar · first seen 2026-08-02T00:00:00.000Z · SHA-256 verified

Detections (6 of 56 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Unix.Dropper.Mirai-7135858-0
• YARA: Intezer community: INTEZER_ELF_UPX_Modified
• Detect It Easy (packer/type): DIE:UPX 3.94
• Microsoft Defender: Backdoor:Linux/Mirai.AU!MTB
• Kaspersky (KVRT): HEUR:Backdoor.Linux.Mirai.r

Why this verdict

The malicious score of 98/100 is the fusion of 8 weighted signals:

• ClamAV (daily) flagged Unix.Dropper.Mirai-7135858-0 (rule Unix.Dropper.Mirai-7135858-0) - engine signal, weight 0.90, confidence 0.95
• Memory forensics: 4 finding(s), e.g. injected region in sample.bin (pid 698) (rule linux.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85
• YARA: Intezer community flagged INTEZER_ELF_UPX_Modified (rule INTEZER_ELF_UPX_Modified) - engine signal, weight 0.35, confidence 0.70
• Detect It Easy (packer/type) flagged DIE:UPX 3.94 (rule DIE:UPX 3.94) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: http://upx.sf.net - static signal, weight 0.35, confidence 0.60
• Packing/obfuscation: high-entropy-blob, UPX 3.94 - static signal, weight 0.25, confidence 0.55
• Contacted 11 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

Dynamic analysis (linux)

927 behavior events · 0 ATT&CK techniques · 0 dropped files.

Runtime network

• wqok85qtq.net
• 250.255.255.239.in-addr.arpa
• 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
• 252.0.0.224.in-addr.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
• desktop-hsgcbep
• 79.243.254.169.in-addr.arpa
• 255.255.254.169.in-addr.arpa
• ntp.ubuntu.com
• _dosvc._tcp.local
• desktop-hsgcbep._dosvc._tcp.local
• 31.56.209.153:69 GB · London · AS25369 AE-GOLDIP
• 23.40.52.174
• 31.56.209.153 GB · London · AS25369 AE-GOLDIP
• ff02::1:3
• 224.0.0.252
• 8.8.8.8
• 41.216.189.108 DE · Frankfurt am Main · AS211138 Private-Hosting di Cipriano Oscar
• 169.254.255.255

Embedded URLs

• http://upx.sf.net

Embedded domains

• upx.sf.net
• wqok85qtq.net

Embedded IP addresses

• 31.56.209.153
• 41.216.189.108
• 203.26.79.13
• 20.165.94.63
• 20.42.65.90
• 72.154.7.104
• 20.165.94.46
• 4.150.223.114
• 149.154.167.99
• 4.150.223.106

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report