Malicious PDF — malware analysis report

Static analysis result for SHA-256 c36f18811c6a35ce…

MALICIOUS

PDF

35.1 KB Created: 2020-11-13 23:48:14 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 02f28a89fbcdcaba0c3054b2a4f7cc3a SHA-1: 056974dd89398d872b2e3deb1ea0f4ad872afbe1 SHA-256: c36f18811c6a35ce9295822789a6b7f997955b80efceae4f5de6ed6ab2b1eef0
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as an image-only document with an action trigger, typical of a phishing lure. It contains a single external URI pointing to 'trafftec.ru', which is likely the destination for the phishing attempt. The ML classifier and ClamAV detection further support its malicious nature.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8097

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://trafftec.ru/strik?utm_term=quest%25C3%25B5es+sobre+a+guerra+fria+discursivas PDF link annotation

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