MALICIOUS — 1c9891c48b1238dad6e45d470d6220d698f2f0a77389dca9a8393a2f22034d04

MALICIOUS — 1c9891c48b1238dad6e45d470d6220d698f2f0a77389dca9a8393a2f22034d04 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100), attributed to the Pidgeon family. 3 of 55 detection engines flagged it.

Identification

• SHA-256: 1c9891c48b1238dad6e45d470d6220d698f2f0a77389dca9a8393a2f22034d04
• SHA-1: 972542550e53f38ea3d63a2a4ec9e561713f2b31
• MD5: cec87e6025e39f37c0a63c28385e5340
• imphash: 437a19af842414c849356f56b19a95f1
• ssdeep: 3072:VJWH2oov8dxHwTHjzi6bj7gF6CQ2l/Ei:Vi2ookjHw7i633Z+
• TLSH: T1D34B6FCD550BFE6AC4B14A56BF120A6C082DDCB31598AB48D2FB505DF3DEAB34071892
• Submitted as: 1c9891c48b1238dad6e45d470d6220d698f2f0a77389dca9a8393a2f22034d04
• File type: pe · Size: 475136 bytes
• Verdict: malicious (92/100) · Family: Pidgeon

Detections (3 of 55 engines)

• ClamAV (daily): Win.Packed.Pidgeon-9909600-0
• YARA: Yara-Rules community: YR_AntiDebug_Checks
• LIEF (executable format parser): lief:invalid-authenticode

Why this verdict

The malicious score of 92/100 is the fusion of 3 weighted signals:

• ClamAV (daily) flagged Win.Packed.Pidgeon-9909600-0 (rule Win.Packed.Pidgeon-9909600-0) - engine signal, weight 0.90, confidence 0.95
• YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70
• LIEF (executable format parser) flagged lief:invalid-authenticode (rule lief:invalid-authenticode) - engine signal, weight 0.35, confidence 0.70

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.

Embedded URLs

• http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
• http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
• http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
• http://office.microsoft.com
• http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
• http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0

Embedded domains

• crl.microsoft.com
• www.microsoft.com
• office.microsoft.com

File paths

• F:\Office\Target\x86\ship\postc2r\x-none\msosync.pdb

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report