Malicious PDF — malware analysis report

Static analysis result for SHA-256 76d9348bc73c072c…

MALICIOUS

PDF

42.1 KB Created: 2021-03-10 07:50:29 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 288109287c255ecf119fa2297c55e23f SHA-1: 900155927c15d68ec6764227cbb9b627d1b536e1 SHA-256: 76d9348bc73c072cef227717dd6b635a40fab42f6de25cd99e4808d6a4cea36a
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as an image-only lure, typical for phishing campaigns. It contains an embedded URI pointing to 'fokemale.ru', which is highly suspicious. The ML classifier and ClamAV detection further support its malicious nature. The document's structure and embedded URL suggest it's designed to redirect users to a malicious site for credential harvesting or malware delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7862

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 42 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://fokemale.ru/award?keyword=ley+anticorrupcion+bolivia+pdf
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    • http://tojozojorezew.epizy.com/actividades_inteligencias_multiples_educacion_infantil.pdf
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