MALICIOUS — 4693044_skachat__knigu__50_.pdf

MALICIOUS — 4693044_skachat__knigu__50_.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (94/100). 3 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 919cb8439888a22a8825d5571a21f47ccc6eeb73df2b590b939e7402a43b3626
• SHA-1: ab724468983e930dccc2ac6b834515adf5d8db83
• MD5: 4dbdaad42afda36f032164f03f654b3c
• ssdeep: 6144:JGbYMaptUVI9jX5ds6p+1kEoKM4lrlUGmFEPZettCIB+AB1cRj2Xd/:o8/9Fa6hEo4UGYZtB+AwRj2t/
• TLSH: T1034812F5FE019B7CDAAC775A7F28107E1985875090E023313A6788B4B7B52B7234E612
• Submitted as: 4693044_skachat__knigu__50_.pdf
• File type: pdf · Size: 381578 bytes
• Verdict: malicious (94/100)

Detections (3 of 50 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Dropper.Agent-9092768-0
• Emsisoft (Emergency Kit): PDF.Spam.Heur.13

MITRE ATT&CK

• T1566.002

Why this verdict

The malicious score of 94/100 is the fusion of 5 weighted signals:

• ClamAV (daily) flagged Pdf.Dropper.Agent-9092768-0 (rule Pdf.Dropper.Agent-9092768-0) - engine signal, weight 0.90, confidence 0.95
• Embedded link rated suspicious by URL analysis: http://img1.liveinternet.ru/images/attach/c/6//4693/4693022_adguard__klyuch_.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: http://botcraftman.ru/?lip&keyword=%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D0%BA%D0%BD%D0%B8%D0%B3%D1%83+50+%D0%BE%D1%82%D1%82%D0%B5%D0%BD%D0%BA%D0%BE%D0%B2+%D1%81%D0%B5%D1%80%D0%BE%D0%B3%D0%BE+2+%D1%87%D0%B0%D1%81%D1%82%D1%8C+%D0%B1%D0%B5%D1%81%D0%BF%D0%BB%D0%B0%D1%82%D0%BD%D0%BE+txt&charset=utf-8, http://img1.liveinternet.ru/images/attach/c/6//4693/4693022_adguard__klyuch_.pdf, http://img0.liveinternet.ru/images/attach/c/6//4692/4692999_sbornik__receptur__dlya_.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=%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D0%BA%D0%BD%D0%B8%D0%B3%D1%83+50+%D0%BE%D1%82%D1%82%D0%B5%D0%BD%D0%BA%D0%BE%D0%B2+%D1%81%D0%B5%D1%80%D0%BE%D0%B3%D0%BE+2+%D1%87%D0%B0%D1%81%D1%82%D1%8C+%D0%B1%D0%B5%D1%81%D0%BF%D0%BB%D0%B0%D1%82%D0%BD%D0%BE+txt&charset=utf-8
• http://img1.liveinternet.ru/images/attach/c/6//4693/4693022_adguard__klyuch_.pdf
• http://img0.liveinternet.ru/images/attach/c/6//4692/4692999_sbornik__receptur__dlya_.pdf
• http://img0.liveinternet.ru/images/attach/c/6//4692/4692968_shema__ustanovki__chashi_.pdf

Embedded domains

• botcraftman.ru
• img1.liveinternet.ru
• img0.liveinternet.ru

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report