MALICIOUS — wlogon.dll

MALICIOUS — wlogon.dll is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (91/100), attributed to the Somhoveran family. 6 of 55 detection engines flagged it.

Identification

• SHA-256: 858d3ec0a74b2e1569e9a4d80ec7a3c4f9b2a02d9b5b47b225a1a393e1602db7
• SHA-1: 28463aa19c95471cef69c7827e4a4cb5b4c11444
• MD5: 56e70155738adaacf985a817d2e775c9
• imphash: e60d0e6577962a1096407913ed128742
• ssdeep: 6144:Nh9wv1Ut3nh9wv1UbwtPSQHZK6DwxEnjEzMOD:Nh9wtah9wtuJQHA6DBjpOD
• TLSH: T1434312072611E6FAC3E27E606818F64DAD622F19CE26CD8019416FE6844DF57B1E0F8D
• Submitted as: wlogon.dll
• File type: pe · Size: 235520 bytes
• Verdict: malicious (91/100) · Family: Somhoveran

Detections (6 of 55 engines)

• MalwareAnalyser heuristics (entropy/packer): UPX
• ClamAV (daily): Win.Ransomware.Somhoveran-9870372-0
• Detect It Easy (packer/type): DIE:Turbo Linker
• Microsoft Defender: Trojan:Win32/Vindor!pz
• Emsisoft (Emergency Kit): Gen:Trojan.ShellHook.omJfa4pdRVd
• Kaspersky (KVRT): Worm.Win32.Wenper.b

Why this verdict

The malicious score of 91/100 is the fusion of 3 weighted signals:

• ClamAV (daily) flagged Win.Ransomware.Somhoveran-9870372-0 (rule Win.Ransomware.Somhoveran-9870372-0) - engine signal, weight 0.90, confidence 0.95
• Detect It Easy (packer/type) flagged DIE:Turbo Linker (rule DIE:Turbo Linker) - engine signal, weight 0.35, confidence 0.70
• Packing/obfuscation: UPX, high-entropy-sections:UPX1, Turbo Linker - static signal, weight 0.25, confidence 0.55

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report