Malicious PDF — malware analysis report

Static analysis result for SHA-256 76afe21f263f1201…

MALICIOUS

PDF

35.3 KB Created: 2021-03-14 16:35:07 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: b7387d1e65b03d1aa8c6ccae4c8a7766 SHA-1: a218a00633c2c2e36aebbee9afad23fe4d1c7fdd SHA-256: 76afe21f263f1201e36a82cd3b6d17a7697e259a678a9688fe3bffe212c5b0ea
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as an image-based lure, typical of phishing attacks, designed to trick users into clicking embedded links. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded URL leads to a suspicious domain, likely serving a malicious payload or phishing page.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7147

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 35 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL https://xajibur.ru/award?keyword=ccna+200+125+pdf+book

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