Malicious PDF — malware analysis report

Static analysis result for SHA-256 153fca5148e01d8a…

MALICIOUS

PDF

42.2 KB Created: 2021-02-17 10:54:09 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-11-23
MD5: 77e8c69b4eea7965e74bccc44b19ef3b SHA-1: 113b405d28a25cd74b8fab19d10d7350b1ccf148 SHA-256: 153fca5148e01d8ae750c70e138cdd2cf5b66a5b5970dd1dc863e0f1f38152cd
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is a PDF document flagged by ClamAV as Pdf.Phishing.Trojan. It contains an embedded URI pointing to 'https://druttle.ru/strik?utm_term=what+is+functional+grammar+pdf'. The presence of this link suggests an attempt to redirect the user to a malicious site, likely for phishing or to download further malicious content. No scripts were extracted, but the PDF structure itself facilitated the malicious link.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5748

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://druttle.ru/strik?utm_term=what+is+functional+grammar+pdf PDF link annotation

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