MALICIOUS — bc22d00dff0a309c428f7ed03565b43cd4ba39552683638e3ca1f1510a873c0f.sh

MALICIOUS — bc22d00dff0a309c428f7ed03565b43cd4ba39552683638e3ca1f1510a873c0f.sh is a shell sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (79/100). 3 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: bc22d00dff0a309c428f7ed03565b43cd4ba39552683638e3ca1f1510a873c0f
• SHA-1: 4469fca56a5415b06caf2141e1dc49aa96ba30f1
• MD5: bd17616c87cacf972a66805e93bc75bf
• ssdeep: 24:ItG+vZsGXYbhG05kGTElfGJOmsGh2TGkRkGgJGW36GpunLG6R6NIpKksGTEMEGRZ:iEFu9HPxi1gbLGJxxa3wBgJsZk
• TLSH: T1471756F59E16A05D1EAB462B00476CE8055194FEFFB2EB7311E6D0C90B24F70E81A974
• Submitted as: bc22d00dff0a309c428f7ed03565b43cd4ba39552683638e3ca1f1510a873c0f.sh
• File type: shell · Size: 3314 bytes
• Verdict: malicious (79/100)

Source: MalwareBazaar · first seen 2026-08-01T00:00:00.000Z · SHA-256 verified

Detections (3 of 50 engines)

• Microsoft Defender: TrojanDownloader:Linux/ShWg.YB!MTB
• Emsisoft (Emergency Kit): Generic.Linux.Medusa.C.ABF8A584
• Kaspersky (KVRT): HEUR:Trojan-Downloader.Shell.Agent.p

MITRE ATT&CK

• T1105

Why this verdict

The malicious score of 79/100 is the fusion of 5 weighted signals:

• 1 behavioral detection(s): Remote payload download (wget/curl) [medium] (rule tl-linux-download-cradle) - dynamic signal, weight 0.40, confidence 0.90
• Dropped a suspicious payload (Result): tmp_busybox - dynamic signal, weight 0.40, confidence 0.90
• Contacted 2 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
• Embedded network infrastructure: http://31.56.209.153/00101010101001/morte.x86, http://31.56.209.153/00101010101001/morte.mips, http://31.56.209.153/00101010101001/morte.arc - static signal, weight 0.35, confidence 0.60
• Extracted generic config (16 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (linux)

876 behavior events · 0 ATT&CK techniques · 1 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
• desktop-hsgcbep._dosvc._tcp.local
• desktop-hsgcbep(1)._dosvc._tcp.local
• ntp.ubuntu.com
• 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
• 31.56.209.153/00101010101001/morte.x86
• 31.56.209.153:80 GB · London · AS25369 AE-GOLDIP
• ff02::1:3
• 224.0.0.252
• 224.0.0.251
• ff02::fb
• 31.56.209.153 GB · London · AS25369 AE-GOLDIP
• 10.240.0.1
• 10.240.0.255
• ff02::16
• 169.254.255.255
• 185.125.190.58

Dropped files

• tmp_busybox - b3c1009e1b5c927e537487c80639cdf404f69e3eb49371d9be5d841672be3ff9

Embedded URLs

• http://31.56.209.153/00101010101001/morte.x86
• http://31.56.209.153/00101010101001/morte.mips
• http://31.56.209.153/00101010101001/morte.arc
• http://31.56.209.153/00101010101001/morte.i468
• http://31.56.209.153/00101010101001/morte.i686
• http://31.56.209.153/00101010101001/morte.x86_64
• http://31.56.209.153/00101010101001/morte.mpsl
• http://31.56.209.153/00101010101001/morte.arm
• http://31.56.209.153/00101010101001/morte.arm5
• http://31.56.209.153/00101010101001/morte.arm6
• http://31.56.209.153/00101010101001/morte.arm7
• http://31.56.209.153/00101010101001/morte.ppc
• http://31.56.209.153/00101010101001/morte.spc
• http://31.56.209.153/00101010101001/morte.m68k
• http://31.56.209.153/00101010101001/morte.sh4

Embedded IP addresses

• 31.56.209.153

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report