SUSPICIOUS — 4817658_sam__brown__stop_.pdf

SUSPICIOUS — 4817658_sam__brown__stop_.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (44/100). 4 of 53 detection engines flagged it.

Identification

• SHA-256: eafdb95c5033847772653899549961b97cb0dd61b0d2e230e1ef7528eef81e34
• SHA-1: 4e53537b68d01cb4a41641460b7fa067363db2d1
• MD5: 24ebcacc823b315c15d0f9f44b777366
• ssdeep: 6144:nQ4WKX4akoo5cz7vks3/IvogFr6+9kBChLswmq+O7K+NcVuB5veKmzDdGmgR7P+:n7lX4N5czd/IvNB6+mBDjo7K+NBgKCZf
• TLSH: T16F4802F19A00FBADD76C77513E35103E2EAB062344F06B6A1CA768E752B427B3306615
• Submitted as: 4817658_sam__brown__stop_.pdf
• File type: pdf · Size: 375630 bytes
• Verdict: suspicious (44/100)

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

Why this verdict

The suspicious score of 44/100 is the fusion of 3 weighted signals:

• Embedded network infrastructure: http://botcraftman.ru/?lip&keyword=sam+brown+stop+%D0%BD%D0%BE%D1%82%D1%8B+%D0%B4%D0%BB%D1%8F+%D1%84%D0%BE%D1%80%D1%82%D0%B5%D0%BF%D0%B8%D0%B0%D0%BD%D0%BE&charset=utf-8, http://img1.liveinternet.ru/images/attach/c/7//4817/4817563_uchebnik_.pdf, http://img1.liveinternet.ru/images/attach/c/7//4817/4817475_chit__na__flagi_.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=sam+brown+stop+%D0%BD%D0%BE%D1%82%D1%8B+%D0%B4%D0%BB%D1%8F+%D1%84%D0%BE%D1%80%D1%82%D0%B5%D0%BF%D0%B8%D0%B0%D0%BD%D0%BE&charset=utf-8
• http://img1.liveinternet.ru/images/attach/c/7//4817/4817563_uchebnik_.pdf
• http://img1.liveinternet.ru/images/attach/c/7//4817/4817475_chit__na__flagi_.pdf
• http://img1.liveinternet.ru/images/attach/c/7//4817/4817621_torg__2__blank_.pdf

Embedded domains

• botcraftman.ru
• img1.liveinternet.ru

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report