Malicious PDF — malware analysis report

Static analysis result for SHA-256 75f02f0ac67b93d9…

MALICIOUS

PDF

43.8 KB Created: 2021-08-13 15:04:32 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-09-25
MD5: 539f857233e9cf8734cb2b5815ebb607 SHA-1: 400d0e7bc99d2550300122d5720750b9a7dd42ea SHA-256: 75f02f0ac67b93d9324f41ff0eb3cf6f32fb1e4bca680398efc72dbc309450f8
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as a malicious PDF by ClamAV, indicating it's designed to exploit PDF vulnerabilities or deliver malicious content. It contains an embedded URI pointing to an external URL, which is a common tactic for phishing or malware distribution. Although the document body is heavily obfuscated and unreadable, the presence of the external URL and the ClamAV detection strongly suggest a phishing or trojan delivery attempt.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.3624

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/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=free+nha+cbcs+study+guide PDF link annotation

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