Malicious PDF — malware analysis report

Static analysis result for SHA-256 3b5d89f7ebedbd11…

MALICIOUS

PDF

65.3 KB Created: 2021-09-04 06:31:11 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-16
MD5: e5f1a999b9a63131ad62bf32a6a97e61 SHA-1: d7f6d3a3c858a8f1c371ca15a05fb725223e6472 SHA-256: 3b5d89f7ebedbd11105f31f56b84a1ce0bdd389698fe4e5ca794d20ef501279c
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs that point to external resources. Heuristic analysis and ClamAV detection indicate malicious intent, specifically classifying it as a phishing trojan. The presence of external URIs suggests an attempt to redirect the user to potentially harmful websites for credential harvesting or further malware delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7511

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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://natatourism.com/userfiles/files/1400286939.pdf In PDF document text
    • https://ckmandarin.com/uploads/dugebarowilunurolo.pdfIn PDF document text
    • http://ucinnovation.ru/admin/ckfinder/userfiles/files/navuIn PDF document text
    • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=world+politics+since+1945+peter+calvocoressi+pdf+free+downloadPDF link annotation

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