Malicious PDF — malware analysis report

Static analysis result for SHA-256 2d278128cb3891c0…

MALICIOUS

PDF

42.7 KB Created: 2021-07-31 06:59:13 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-05
MD5: 43a53e0f29a102c07e4cdc5df442b826 SHA-1: 8f9904b2aa7ed101b5cd03d6030de1beeaa1ba09 SHA-256: 2d278128cb3891c0b92bed095116f3cf2e89125d3b251b099806c046521e509a
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a signature indicating it is a phishing trojan. It contains an embedded URI pointing to a suspicious domain, likely intended to redirect the user to a phishing or malware distribution site. The PDF was generated by wkhtmltopdf, a tool often used to create documents from web content, suggesting it may have been constructed to mimic legitimate content.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.3563

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://laborke.ru/uplcv?utm_term=masterchef+australia+season+11+episode+18+watch+online PDF link annotation

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