Malicious PDF — malware analysis report

Static analysis result for SHA-256 a03f532ee90dc09b…

MALICIOUS

PDF

61.0 KB Created: 2021-08-24 14:42:32 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-11-03
MD5: aa5cedd1555f6167d3811ca306c12078 SHA-1: 4eaa82be6379630ae77e0965e45ab898f17d0486 SHA-256: a03f532ee90dc09ba0a9e268d33f01220741eb6636d66491b2a197cf18069f7c
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV and an ML classifier, indicating a phishing attempt. Although the document body is heavily obfuscated, the presence of an external URI suggests the document is designed to redirect the user to a potentially harmful website. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5137

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/~3/1xuhb7AK25c/uplcv?utm_term=the+term+unsaturated+fat+means+that PDF link annotation

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