Malicious PDF — malware analysis report

Static analysis result for SHA-256 f3971322b1134e44…

MALICIOUS

PDF

376.0 KB Created: 2021-04-01 12:24:39 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-24
MD5: 1e7f85580bd6efee36098276870d91a3 SHA-1: 4845491f6f514c5fdc9c85a9fc6b0a3608a3d8ae SHA-256: f3971322b1134e44dfff4c20148ea11ba8ca3d124f407c8284222484d2df4a6c
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a signature indicating phishing and trojan characteristics. It contains an embedded URL pointing to a suspicious domain, likely intended to host a malicious payload or redirect the user to a phishing site. The document body, though heavily obfuscated, suggests a lure related to a 'test pdf'. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier clean score 0.0217

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://soxebez.ru/award?keyword=american+english+file+5+test+pdf PDF link annotation

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