Malicious PDF — malware analysis report

Static analysis result for SHA-256 15de5456658cad97…

MALICIOUS

PDF

67.6 KB Created: 2020-12-14 16:24:04 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4569ed2f7cba456f9b81daf74f6e8161 SHA-1: 59c53012ffc0d6082fcd0e05dd94f363f5e70b7f SHA-256: 15de5456658cad97f3c1fc9912c5e0f0352aa10bd3e5a0e3974a2c4d8d3b9cb6
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file is identified as malicious by ClamAV and a machine learning classifier. It employs an image-based lure, a common tactic in phishing campaigns, to entice users to click on an embedded external URI. The document body is heavily obfuscated and appears to be a screenshot, further supporting the lure tactic. No scripts were extracted, but the presence of an external URL suggests a potential download or redirection to a malicious site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8050

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 67 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=cahier+de+vacances+ce2+pdf+gratuit

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