SUSPICIOUS — c29f04f3bf672aa6e91a47b810bab140b7b21b0925fa10b3fc676c5c43057b90.elf

SUSPICIOUS — c29f04f3bf672aa6e91a47b810bab140b7b21b0925fa10b3fc676c5c43057b90.elf is a elf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (61/100). 5 of 56 detection engines flagged it.

Identification

• SHA-256: c29f04f3bf672aa6e91a47b810bab140b7b21b0925fa10b3fc676c5c43057b90
• SHA-1: 9017a160276a9760c3075f0a0135ed76088b5192
• MD5: b76289767913796c0547e2381f1f564f
• ssdeep: 768:FF6WiBf9i4tROBwZ3OPhgD6GhB9K0Ul1yh43h8f1R/YNrtrohdBEE9aP+ZIWU5:T6DG4tB+ZgDh5Jh43h8/YFmS5
• TLSH: T1CF33F1F7BAA780EAE4D11548D750C24E3B0F0281B867922614E98403AB165EF536D5FF
• Submitted as: c29f04f3bf672aa6e91a47b810bab140b7b21b0925fa10b3fc676c5c43057b90.elf
• File type: elf · Size: 50436 bytes
• Verdict: suspicious (61/100)

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

Detections (5 of 56 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• YARA: Intezer community: INTEZER_ELF_UPX_Modified
• Detect It Easy (packer/type): DIE:UPX 3.94
• Microsoft Defender: Trojan:Linux/Multiverze!rfn
• Kaspersky (KVRT): HEUR:Backdoor.Linux.Mirai.r

Why this verdict

The suspicious score of 61/100 is the fusion of 4 weighted signals:

• 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

Dynamic analysis (linux)

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

Runtime network

• 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
• 250.255.255.239.in-addr.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
• 79.243.254.169.in-addr.arpa
• 255.255.254.169.in-addr.arpa
• ntp.ubuntu.com
• desktop-hsgcbep._dosvc._tcp.local
• ff02::1:3
• 224.0.0.252
• 10.240.0.255
• 224.0.0.251
• ff02::fb
• ff02::16
• 10.240.0.1
• 169.254.255.255
• 239.255.255.250
• ff02::2

Embedded URLs

• http://upx.sf.net

Embedded domains

• upx.sf.net

Embedded IP addresses

• 135.233.95.80
• 4.150.223.100
• 172.172.255.218
• 72.145.35.99
• 52.123.252.230
• 74.178.240.61

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report