SUSPICIOUS — 4690051_doktor__myasnikov__kniga_.pdf

SUSPICIOUS — 4690051_doktor__myasnikov__kniga_.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (58/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: a796277b39cd8b1e159fbfc947bbf389bc9e2c51c56d77d852ee2a20641c5bf6
• SHA-1: 87ab83aea1cb72040f3c1044808b6a41366f15f3
• MD5: 82c0e45214cbc4a7f651a03e10fbb35d
• ssdeep: 6144:rDecRpM2vtaxXCdRTVO1b1pHVgL1kzut4reG1esILouxImHMUS7IYqcQ:rDeXXAonCQutSeGAjTVHnGnQ
• TLSH: T17A4802F0E611899ECC9C7F6A3D3AD13C1C91661240F0572AB4521CF652BA7BB274E932
• Submitted as: 4690051_doktor__myasnikov__kniga_.pdf
• File type: pdf · Size: 360059 bytes
• Verdict: suspicious (58/100)

Detections (3 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Emsisoft (Emergency Kit): PDF.Spam.Heur.13
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

• T1566.002

Why this verdict

The suspicious score of 58/100 is the fusion of 4 weighted signals:

• Embedded link rated suspicious by URL analysis: http://img0.liveinternet.ru/images/attach/c/6//4690/4690033_dizayn__kvartir__studiy_.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: http://botcraftman.ru/?lip&keyword=%D0%B4%D0%BE%D0%BA%D1%82%D0%BE%D1%80+%D0%BC%D1%8F%D1%81%D0%BD%D0%B8%D0%BA%D0%BE%D0%B2+%D0%BA%D0%BD%D0%B8%D0%B3%D0%B0+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C&charset=utf-8, http://img0.liveinternet.ru/images/attach/c/6//4690/4690033_dizayn__kvartir__studiy_.pdf, http://img0.liveinternet.ru/images/attach/c/6//4690/4690037_dzhon__perkins__taynaya_.pdf - static signal, weight 0.35, confidence 0.60
• Document active content: uri-action - static signal, weight 0.30, confidence 0.60
• Packing/obfuscation: high-entropy-blob - 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.

Embedded URLs

• http://botcraftman.ru/?lip&keyword=%D0%B4%D0%BE%D0%BA%D1%82%D0%BE%D1%80+%D0%BC%D1%8F%D1%81%D0%BD%D0%B8%D0%BA%D0%BE%D0%B2+%D0%BA%D0%BD%D0%B8%D0%B3%D0%B0+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C&charset=utf-8
• http://img0.liveinternet.ru/images/attach/c/6//4690/4690033_dizayn__kvartir__studiy_.pdf
• http://img0.liveinternet.ru/images/attach/c/6//4690/4690037_dzhon__perkins__taynaya_.pdf
• http://img0.liveinternet.ru/images/attach/c/6//4690/4690036_oshibka__xray__16_.pdf

Embedded domains

• botcraftman.ru
• img0.liveinternet.ru

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report