Malicious PDF — malware analysis report

Static analysis result for SHA-256 7b1062c2715fab69…

MALICIOUS

PDF

35.6 KB Created: 2020-11-23 01:18:04 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 257b78dbdd44afedbb34aceca06e6ce9 SHA-1: 25e0a41db8be5160b055082a5c6e3bdb10c58b89 SHA-256: 7b1062c2715fab69af87e366ac420e561d74ee55f707e35689070a9f7c7b6d90
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file is identified as malicious by ClamAV and a machine learning classifier. It functions as an image-only lure, typical of phishing attempts, with a clickable link directing to an external URL. The presence of a PDF_URI heuristic and an embedded URL confirms the malicious link. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5656

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://traffnew.ru/aws?utm_term=android+one+program+nokia

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