Malicious PDF — malware analysis report

Static analysis result for SHA-256 44d46522b05e77b5…

MALICIOUS

PDF

58.6 KB Created: 2020-12-15 05:22:29 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 99ea67ebdc29751a3a592b17daabb019 SHA-1: 659a9d953f779b84fa3d810c83a1dc06c032458d SHA-256: 44d46522b05e77b5e545edcbf4a0f8389eef500f1837d8f1aa299cade6cc8fad
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file contains a link to a known malicious redirector, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection further support its malicious nature. Although no scripts were extracted, the embedded URL is the primary indicator of malicious intent, likely serving as a lure for further compromise.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7220

Heuristics 3

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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://cctraff.ru/aws?utm_term=booklet+template+free++powerpoint
    • https://cdn-cms.f-static.net/uploads/4382614/normal_5f8bef974f5dd.pdf
    • https://s3.amazonaws.com/zategafozasiru/4178533949.pdf

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