Malicious PDF — malware analysis report

Static analysis result for SHA-256 b442e83cb4600ccc…

MALICIOUS

PDF

40.0 KB Created: 2021-08-28 19:58:33 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-11-02
MD5: 56914c2360a7512dcb71fc93ef50a914 SHA-1: c947380d1eb5fa88c9a6d310a2965d2bd65da50a SHA-256: b442e83cb4600ccc21f57030b612a6706c40c6b98136d56f3090febbf72e40fe
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 external URI pointing to a suspicious domain, likely intended to host a phishing page or download further malware. The PDF structure and embedded URI suggest a spearphishing attachment attack vector.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.3273

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://archism.ru/uplcv?utm_term=11th+commerce+account+book PDF link annotation

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