MALICIOUS — 34b3a7f20f952b72de26db5cb0b5bd21c25d9eacc112ea4b0dac62e213d6f04c.sh

MALICIOUS — 34b3a7f20f952b72de26db5cb0b5bd21c25d9eacc112ea4b0dac62e213d6f04c.sh is a shell sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the WebShell family. 3 of 51 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 34b3a7f20f952b72de26db5cb0b5bd21c25d9eacc112ea4b0dac62e213d6f04c
• SHA-1: bf39759e6ac52ba7c5132d9878e10f1665930ea2
• MD5: 37069b1219e29f0b0e389d72832142c3
• ssdeep: 768:s8vCB+25j6es8RUm9FYpMSUpi+20qUpi+20YQX:s8l25JBd2QX
• TLSH: T1812D8E843CF8E933D7AA224E6A1267338553A0BDF7C5DF27E0C22751F835890628A54D
• Submitted as: 34b3a7f20f952b72de26db5cb0b5bd21c25d9eacc112ea4b0dac62e213d6f04c.sh
• File type: shell · Size: 27042 bytes
• Verdict: malicious (98/100) · Family: WebShell

Source: MalwareBazaar · first seen 2026-07-26T00:00:00.000Z · SHA-256 verified

Detections (3 of 51 engines)

• Microsoft Defender: Trojan:Linux/WebShell!AMTB
• Emsisoft (Emergency Kit): Trojan.GenericKDZ.118886
• Kaspersky (KVRT): HEUR:Backdoor.PHP.WebShell.gen

MITRE ATT&CK

• T1105
• T1059.004

Why this verdict

The malicious score of 98/100 is the fusion of 11 weighted signals:

• 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 Trojan:Linux/WebShell!AMTB (rule Trojan:Linux/WebShell!AMTB) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Trojan.GenericKDZ.118886 (rule Trojan.GenericKDZ.118886) - engine signal, weight 0.55, confidence 0.85
• Anti-analysis: T1497 - dynamic signal, weight 0.40, confidence 0.75
• Anti-analysis: T1497 - dynamic signal, weight 0.40, confidence 0.75
• Embedded network infrastructure: 160.119.69.4 - static signal, weight 0.35, confidence 0.60
• Contacted 7 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
• Contacted 7 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)

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

Runtime network

• entropy.ubuntu.com
• desktop-hsgcbep
• ntp.ubuntu.com
• 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
• 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
• 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
• 185.125.189.52:443
• 160.119.69.4:80
• 160.119.69.4
• 185.125.189.52
• 10.240.0.1
• ff02::1:3
• 224.0.0.252
• 10.240.0.255
• ff02::fb
• 224.0.0.251
• 150.171.22.17
• ff02::1:ff12:3456
• ff02::16

Dropped files

• tmp_tmp.IGZ9uTrJNb - bf2c5480414d96d0de6f1ad7d573c76e2b9747567b5bc7aea654b50fc42c9eb3

Embedded domains

• 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
• 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
• 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
• entropy.ubuntu.com
• ntp.ubuntu.com

Embedded IP addresses

• 160.119.69.4
• 185.125.189.52
• 150.171.22.17
• 51.116.246.106
• 91.189.91.157

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report