SUSPICIOUS — 4787766_cfg82a4cfg__os82a4img__yfappwzp_.pdf

SUSPICIOUS — 4787766_cfg82a4cfg__os82a4img__yfappwzp_.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: b9263fe8189b28c9895b452290de959d569d082ebb316f3ce722338f0a3b90c7
• SHA-1: b0603ce489f54dd50127f81b7383124619470e2f
• MD5: a40973e396b5ba464fe4a10e61915ce2
• ssdeep: 6144:3d2KYK2T41wRJTbukupvfZv6+6XsgVOTSf8wh55KmUd0fPKEqse:4U2T4sJH+vfJ6NcgVOmfl5KmUOQd
• TLSH: T1F54801F2EE11167ED99C7B19BF68113D2C01A25352F4173A103758EB26B937B23098B6
• Submitted as: 4787766_cfg82a4cfg__os82a4img__yfappwzp_.pdf
• File type: pdf · Size: 362997 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=cfg82a4cfg+os82a4img+yfappwzp+yfupdateexe+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C&charset=utf-8, http://img1.liveinternet.ru/images/attach/c/7//4787/4787754_programma__dlya__diagnostiki_.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=cfg82a4cfg+os82a4img+yfappwzp+yfupdateexe+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C&charset=utf-8
• http://img1.liveinternet.ru/images/attach/c/7//4787/4787754_programma__dlya__diagnostiki_.pdf

Embedded domains

• botcraftman.ru
• img1.liveinternet.ru

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report