Malicious PDF — malware analysis report

Static analysis result for SHA-256 a5b51547754c5719…

MALICIOUS

PDF

599.0 KB Created: 2021-07-07 18:47:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-11-02
MD5: 19d6f689cfe3aef8fef0883911939a3c SHA-1: fbdedde9c480c3886ff486acaf352194180422b2 SHA-256: a5b51547754c57195a54175b6e77ca62a31975c0653d5341f7e136ee7b71224c
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a 'Pdf.Phishing.Trojan' signature. It contains an embedded URI pointing to a Google Feedproxy URL, which is often used to obscure the true destination. Although the URL itself is marked as benign, the heuristic and ClamAV detection strongly suggest a phishing attempt.

Machine Learning

  • Nyx PDF Classifier clean score 0.0079

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/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=the+hungry+caterpillar+ppt PDF link annotation

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