Malicious PDF — malware analysis report

Static analysis result for SHA-256 b5f6a25141ece8c0…

MALICIOUS

PDF

50.8 KB Created: 2021-09-19 09:16:10 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-11-02
MD5: 48eb719aea1f28254e4832b2d4128b3a SHA-1: 588be5d64bc2b060951728b2dffa87467628f9b9 SHA-256: b5f6a25141ece8c0fc3fd6236f47a41eec99eb2d6e3aff365c59d1a3a131a8d3
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as a malicious PDF by multiple detection engines, including ClamAV and an ML classifier. It contains an embedded URI that points to a URL, likely intended to trick the user into visiting a phishing or malware distribution site. Although no scripts were explicitly extracted, the PDF structure and the presence of an external URI suggest an attempt to deliver a malicious payload or redirect the user.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5219

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=watch+married+at+first+sight+season+12+episode+1+online+free PDF link annotation

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