Malicious PDF — malware analysis report

Static analysis result for SHA-256 823355ae3bd73fbc…

MALICIOUS

PDF

53.9 KB Created: 2021-07-08 03:51:52 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-11
MD5: cf2a81c84a9d6ab62315b484ecd84542 SHA-1: 1294f24836adc1171dea92ed4e8cfc45e4435aee SHA-256: 823355ae3bd73fbcb5813a50c54360bf734c74a930bd8e334c79c16dedce3c9b
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains an embedded URI pointing to a Google feedproxy URL, which is often used to obscure the true destination of a link. The document body is heavily obfuscated and unreadable, preventing further analysis of its specific content or purpose.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5006

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/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=carl+jung+introvert+extrovert+theory PDF link annotation

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