Malicious PDF — malware analysis report

Static analysis result for SHA-256 31f5d957c9ab1646…

MALICIOUS

PDF

41.4 KB Created: 2020-12-10 23:30:43 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: e3cb94280091d1ba9d3f40379004eff4 SHA-1: b060269fa58d4575826c35e96087ef5e680f41bb SHA-256: 31f5d957c9ab16464ebff2f276a27990b39dd22990b6f137deed52b22dd5c80b
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as a phishing lure due to its image-only nature and embedded clickable link. The heuristic 'PDF_IMAGE_LURE' indicates a typical phishing shape where a screenshot hides an action trigger. The embedded URL leads to a suspicious domain, likely serving a malicious payload or phishing page.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5579

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 41 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://trafffe.ru/aws?utm_term=antivirus+for+pc+free++2019

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