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: a21a0d576ed078783340e3ed405ed676d3b5e8da2a7393b8944bb71c0d2dab66
• SHA-1: 32d8092919b33d1e972b7b53b396f152d7d001d0
• MD5: bd06122c9b92e71237a712b542895315
• imphash: e60d0e6577962a1096407913ed128742
• ssdeep: 3072:IyrN/sVywaEj1UsEOBYJwyrN/sVywaEj1UstlC+wCAM59jg:Nh9wv1Ut3nh9wv1UT+Y
• TLSH: T1D83F12076582E0BCC5E3FDB81C64C26CF9669BBC1820AD8459416F9B201DB0BD4B8ECD
• Submitted as: wlogon.dll
• File type: pe · Size: 149504 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.jmJfa4pdRVd
• 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