Malicious PDF — malware analysis report

Static analysis result for SHA-256 8dd415617bed9752…

MALICIOUS

PDF

35.9 KB Created: 2021-06-25 06:03:34 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-29
MD5: 2084e46543c9fcd3d27eabe9b987479f SHA-1: d9b523e9d074c8cf583f4e950b34e6ad51ebc578 SHA-256: 8dd415617bed9752611029ab92b0b89fb512b84bc21c5403b945834452af5240
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as a phishing lure due to its image-heavy nature and a click-outward action, typical of a screenshot-based attack. The embedded URL points to a suspicious PDF file, suggesting it's part of a phishing campaign or a malware distribution chain. ClamAV detection further supports its malicious classification.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6891

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 35 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://betonwerkendejonge.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160aff19ab9244---fuzolerasaxito.pdf In PDF document text
    • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=basics+of+the+us+healthcare+system+pdfPDF link annotation