Malicious PDF — malware analysis report

Static analysis result for SHA-256 1aac0d9447ef29d4…

MALICIOUS

PDF

48.0 KB Created: 2021-08-15 20:33:05 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-31
MD5: bb8f190a6011d154bbd6517e245fdd07 SHA-1: e99ffca5531afdcc9900f11072836cd94880bebb SHA-256: 1aac0d9447ef29d486372682c83a41e6fb0bd1b9bf4e358aad939a3f44d97504
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 URL that, while currently benign, is likely used to redirect users to a malicious site. The PDF structure and the presence of an embedded URI suggest a phishing attempt, potentially using a social engineering lure to trick users into clicking the link.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.4020

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://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=what+to+say+to+my+boyfriend+on+our+one+year+anniversary PDF link annotation

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