MALICIOUS — crypto.dll

MALICIOUS — crypto.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: f51f2258313336b37a36f4bcee2e4782a1d235bfe398c59d17e5ec211b77d86d
• SHA-1: c3756cd6d36a8c2c34e775ee1f5da99d1e1a8f8a
• MD5: 2ed46e8a5398684fef628fac49d0185a
• imphash: e60d0e6577962a1096407913ed128742
• ssdeep: 3072:IyrN/sVywaEj1UsEOBYJwyrN/sVywaEj1Us2DxDvpzCgw0oaQOzrWjNrdwO:Nh9wv1Ut3nh9wv1UvFzCt0o9OzrWT3
• TLSH: T1CE40020BB902C4B5D5E3FE740CA4D24DB8535F7845289E8829462F9F105EF53A8F8A8D
• Submitted as: crypto.dll
• File type: pe · Size: 169984 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.kmJfa4pdRVd
• 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