MALICIOUS — 52e4eefaa703da375bb310e06c1808633344bafa6e825aa09d843749a9a9c92f.elf

MALICIOUS — 52e4eefaa703da375bb310e06c1808633344bafa6e825aa09d843749a9a9c92f.elf is a elf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (94/100), attributed to the Multiverze family. 6 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 52e4eefaa703da375bb310e06c1808633344bafa6e825aa09d843749a9a9c92f
• SHA-1: 499d18d27db385753f306fe1d133682d12d34c62
• MD5: 4fe4c7421dbcdc6561bf54f10013b405
• ssdeep: 1536:NOc73xooU50atEIN5nxiTF6NvxgcwdLYt8KyWbZNq:NOgxo45INlxkIJgcwdc6Krq
• TLSH: T1713501BBD6984CC5E869FB684318A34E3D1625A11C937C435682482E347C8FF277217B
• Submitted as: 52e4eefaa703da375bb310e06c1808633344bafa6e825aa09d843749a9a9c92f.elf
• File type: elf · Size: 62432 bytes
• Verdict: malicious (94/100) · Family: Multiverze

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

Detections (6 of 54 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• YARA: Intezer community: INTEZER_ELF_UPX_Modified
• Detect It Easy (packer/type): DIE:UPX 3.96
• Microsoft Defender: Trojan:Linux/Multiverze!rfn
• Emsisoft (Emergency Kit): Trojan.Linux.GenericKD.60054356
• Kaspersky (KVRT): HEUR:Backdoor.Linux.Mirai.gr

MITRE ATT&CK

• T1105

Why this verdict

The malicious score of 94/100 is the fusion of 9 weighted signals:

• Microsoft Defender flagged Trojan:Linux/Multiverze!rfn (rule Trojan:Linux/Multiverze!rfn) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Trojan.Linux.GenericKD.60054356 (rule Trojan.Linux.GenericKD.60054356) - engine signal, weight 0.55, confidence 0.85
• 1 behavioral detection(s): Remote payload download (wget/curl) [medium] (rule tl-linux-download-cradle) - dynamic signal, weight 0.40, confidence 0.90
• 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 3.96 (rule DIE:UPX 3.96) - 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 3.96 - static signal, weight 0.25, confidence 0.55
• Contacted 8 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)

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

Runtime network

• entropy.ubuntu.com
• ntp.ubuntu.com
• _dosvc._tcp.local
• 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
• 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
• 185.125.189.54:443
• 203.26.79.13
• 10.240.0.1
• 185.125.189.54
• 4.150.223.112
• ff02::1:3
• 224.0.0.252
• 10.240.0.255
• 224.0.0.251
• ff02::fb
• ff02::16
• 185.125.190.57

Dropped files

• tmp_tmp.bMxWMXBnA6 - 3d389f90544fe8ca10a141ece11530df1730bbca96822007aa18ebc907acae4f

Embedded URLs

• http://upx.sf.net

Embedded domains

• upx.sf.net

Embedded IP addresses

• 203.26.79.13
• 4.150.223.112
• 20.42.73.26
• 40.84.85.40
• 48.211.4.16

More Multiverze samples · Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report