Malicious PDF — malware analysis report

Static analysis result for SHA-256 fa6a63e206d415b1…

MALICIOUS

PDF

76.3 KB Created: 2021-08-04 19:49:34 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-05
MD5: c3b540ee20ef435dc5a3c215a8bfb58f SHA-1: 796bc88cf681ce19bd63dde1d975488ae3456b21 SHA-256: fa6a63e206d415b108137ab88453d7c4a18f2d83259f0afe195e861a1a09ec54
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 that points to a URL, which, while currently classified as benign, is suspicious in the context of a malicious PDF. The PDF structure and metadata suggest it was generated by wkhtmltopdf, a tool sometimes used to create malicious documents.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.4916

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/FevRqgeaUVY/uplcv?utm_term=where+does+long+bone+growth+occur PDF link annotation