MALICIOUS — 4684012_skachat_viber_na_samsung.pdf

MALICIOUS — 4684012_skachat_viber_na_samsung.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 9c913d5ca8b88e5312bd9a6951c44a007c9bac49b8aa0a6db818bc6231959aa0
• SHA-1: ac0efeebc23d6098774272a4d28922f9a21dbf77
• MD5: c6dec94863344ab26192f54216afb8dd
• ssdeep: 6144:6rVv/14Rjjmb33g5H3htcj42YzE6+J/DfhffnU4umu3D7PqR9h:6Jv/14Rjqb3Q5xtY42YzE6+J/tf/u3Ho
• TLSH: T1BC4702F1ED15E9ADE56D776E7E28807E3D22931200E05B31796305F926B72BB0309D28
• Submitted as: 4684012_skachat_viber_na_samsung.pdf
• File type: pdf · Size: 347830 bytes
• Verdict: malicious (75/100)

Detections (4 of 53 engines)

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

MITRE ATT&CK

• T1566.002

Why this verdict

The malicious score of 75/100 is the fusion of 4 weighted signals:

• Embedded link rated malicious by URL analysis: http://img1.liveinternet.ru/images/attach/c/6//4683/4683803_imagedupeless_163_rus_portable.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: http://botcraftman.ru/?lip&keyword=%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D0%B2%D0%B8%D0%B1%D0%B5%D1%80+%D0%BD%D0%B0+%D1%81%D0%B0%D0%BC%D1%81%D1%83%D0%BD%D0%B3&charset=utf-8, http://img1.liveinternet.ru/images/attach/c/6//4683/4683803_imagedupeless_163_rus_portable.pdf, http://img1.liveinternet.ru/images/attach/c/6//4683/4683422_klyuch_dlya_splash_pro.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%B2%D0%B8%D0%B1%D0%B5%D1%80+%D0%BD%D0%B0+%D1%81%D0%B0%D0%BC%D1%81%D1%83%D0%BD%D0%B3&charset=utf-8
• http://img1.liveinternet.ru/images/attach/c/6//4683/4683803_imagedupeless_163_rus_portable.pdf
• http://img1.liveinternet.ru/images/attach/c/6//4683/4683422_klyuch_dlya_splash_pro.pdf
• http://img1.liveinternet.ru/images/attach/c/6//4683/4683444_testuy_po_literature_egye_2015.pdf

Embedded domains

• botcraftman.ru
• img1.liveinternet.ru

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report