Malicious PDF — malware analysis report

Static analysis result for SHA-256 f853d3e60d4d5517…

MALICIOUS

PDF

35.7 KB Created: 2021-05-19 11:36:06 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-29
MD5: b02ea80213ca867add8128e738519688 SHA-1: ac2d1d8d72ca3fc56fc4895c616646a3944d4f7d SHA-256: f853d3e60d4d551716d7d609eae414cde04f1ae826c911ffe5cea2c8b1c01435
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-only lure, a common tactic for phishing or malware delivery, prompting users to click an embedded link. The document contains a clickable URI pointing to an external URL, suggesting an attempt to redirect the user to a malicious site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6891

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 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://cructi.ru/uplcv?utm_term=kane+chronicles+book+2+graphic+novel+pdf PDF link annotation
    • https://kogan-photo.ru/wp-content/plugins/super-forms/uploads/php/files/58e5a57282bac1294ec674f875915679/turufolirilulo.pdfIn PDF document text