Malicious PDF — malware analysis report

Static analysis result for SHA-256 b662fad65417fa2e…

MALICIOUS

PDF

93.8 KB Created: 2021-07-03 02:43:17 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-05
MD5: 78f2f9eef6177a37700d033bc4189032 SHA-1: c19acfc93c30a6c466d47a9b4cc6b750823e6918 SHA-256: b662fad65417fa2e93a1f623d487887eabc80f235d606c3982ad3e471ee286af
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The file was flagged as malicious by both ML classification and ClamAV, with a specific ClamAV signature indicating a Pdf.Phishing.Trojan. The presence of an external URI, although marked as benign, suggests a potential attempt to redirect the user or download further content. The PDF structure and heuristics strongly indicate an exploit or phishing attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5896

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/~3/6naE_Nh8_CY/uplcv?utm_term=manual+canon+350d PDF link annotation

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