Malicious PDF — malware analysis report

Static analysis result for SHA-256 52f8804e99538456…

MALICIOUS

PDF

64.0 KB Created: 2021-10-10 13:23:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-11-02
MD5: 5d4cdf76e67848842d8b5aebade242fe SHA-1: afe72f9695138899ace9042378f5c39097b5ea26 SHA-256: 52f8804e99538456ebd55974fc840833cb15838e783dfe126aadde1fa2cae6e4
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file was detected as malicious by ClamAV, specifically flagged as Pdf.Phishing.Trojan. It contains an embedded URI pointing to 'drafthe.ru', which is likely a phishing or malware distribution domain. While no scripts were extracted, the presence of the malicious URL and the ClamAV detection strongly suggest a phishing or credential harvesting attempt.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.4837

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://drafthe.ru/uplcv?utm_term=what+did+christopher+newport+discover PDF link annotation

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