Malicious PDF — malware analysis report

Static analysis result for SHA-256 cc65a961381b3d93…

MALICIOUS

PDF

73.0 KB Created: 2021-06-10 08:17:52 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-25
MD5: fcc8651fd260da63411cce7617275b32 SHA-1: 65a566be10a7f2243a12ca65b42d18fae4b34662 SHA-256: cc65a961381b3d9322c00e39b5adc7a8fe6411ea404b5db531cad1c768d82b09
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is a PDF document that contains an embedded URI pointing to a suspicious URL. ClamAV detection further confirms its malicious nature, identifying it as a phishing trojan. The document body, though heavily obfuscated, includes metadata suggesting it was generated by wkhtmltopdf, and the URL itself is a lure related to popular media to entice clicks.

Machine Learning

  • Nyx PDF Classifier clean score 0.1727

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://queure.ru/uplcv?utm_term=sword+art+online+alicization+war+of+underworld+episode+22 PDF link annotation

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