Malicious PDF — malware analysis report

Static analysis result for SHA-256 9b6f20da08483a2f…

MALICIOUS

PDF

145.8 KB Created: 2021-06-09 05:50:52 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-04
MD5: 46b93398ad569a135a2d3e97cf7f019a SHA-1: 59ac3ebe7ebb4d7fdc2e6c8cf57d7c718384f3eb SHA-256: 9b6f20da08483a2f98f44094c5ac40c629f558df61335436f42c78d8af7db187
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a Pdf.Phishing.Trojan signature. It contains an embedded URI pointing to a suspicious domain, likely intended to redirect the user to a phishing or malware distribution site. The document body, though heavily obfuscated, suggests a lure related to a 'yoga workout'. No scripts were extracted, but the presence of an external URI and the phishing classification strongly indicate a spearphishing attachment attack pattern.

Machine Learning

  • Nyx PDF Classifier clean score 0.1219

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://catamma.ru/pbw?utm_term=quick+yoga+workout+for+beginners PDF link annotation

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