Malicious PDF — malware analysis report

Static analysis result for SHA-256 9187ae98ae4ad97b…

MALICIOUS

PDF

36.1 KB Created: 2021-09-06 06:11:24 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-26
MD5: 2d5b80f3046ee1e24896f0f171eda4d1 SHA-1: 76ddd09a3d89f30702c05cf597bbd033d14eda8b SHA-256: 9187ae98ae4ad97b9830908b9e5d81ea8859ac516eb0de11cb11d61e8f91fbea
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as an image-only document with a click-outward action, a common technique for phishing lures. ClamAV detection and ML classification confirm its malicious nature. The embedded URLs suggest a redirection to potentially malicious content or further stages of an attack.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7833

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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 http://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d74b594dcad---62353264666.pdf In PDF document text
    • http://www.accessibilite-salle-eau.com/ckfinder/userfiles/files/jokopef.pdfIn PDF document text
    • https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=danby+microwave+dmw111kpssdd+manualPDF link annotation

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