Malicious PDF — malware analysis report

Static analysis result for SHA-256 0c9af08cc381404c…

MALICIOUS

PDF

36.1 KB Created: 2021-07-02 20:53:25 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-16
MD5: aab3175c0bd7b8b89248bf028af49832 SHA-1: af215063865f46a4a0b638e6224085fce1a471b3 SHA-256: 0c9af08cc381404c346b77d5309f1d30cc6305fbd69a0a85617e7fc9e0b0b8be
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file is identified as malicious by ML classifiers and ClamAV, exhibiting characteristics of a phishing lure. It contains an embedded URL that likely directs users to a malicious site for further exploitation. The document's structure suggests it's designed to obscure a clickable element, typical of social engineering tactics.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7200

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 36 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • 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://crysiq.ru/uplcv?utm_term=8+ball+pool+aimbot+android PDF link annotation
    • http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/9hgbvdl3lb182sn2g2aha4rcn0/divubovenapujekiba.pdfIn PDF document text
    • http://www.makattakasinti.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d9b93ea8ea---sakutupakorokoji.pdfIn PDF document text
    • https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/sIn PDF document text

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