Malicious PDF — malware analysis report

Static analysis result for SHA-256 65f863e2c3894dbe…

MALICIOUS

PDF

35.3 KB Created: 2021-09-17 10:49:50 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-31
MD5: e3234ee916349ce8ecbe618bfeac8172 SHA-1: ca889c3f8ff7a4a57ef36c35d0fb1dabbb30c231 SHA-256: 65f863e2c3894dbe6364605c32d64daf31b4ddada40fad69b03d20583c4ed646
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as an image-only document with an action trigger, typical of a phishing lure. It contains an embedded URI that points to an external resource. While the ClamAV detection and ML classifier strongly indicate maliciousness, the specific payload or attack chain beyond the initial lure is not fully discernible from the provided evidence.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8373

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://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=stream+from+kodi+to+chromecast PDF link annotation

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