Malicious PDF — malware analysis report

Static analysis result for SHA-256 c32cb3a306a9d735…

MALICIOUS

PDF

86.7 KB Created: 2021-06-26 13:05:56 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-26
MD5: 58cd7f0a84953193468aa8a88abd6e3e SHA-1: 2cea3a5e40174559fb101e1386b49cb171cdc898 SHA-256: c32cb3a306a9d735a43566cd8487ac915e1b9e10a2e09b44a951d418627ec6bf
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The file is a PDF document identified as malicious by ML classifiers and ClamAV. It contains embedded URLs that lead to potentially malicious sites, suggesting a phishing or malware distribution attempt. The document body, though heavily obfuscated, appears to be a lure related to technical topics to entice users to click on the embedded links.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6048

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://mobistore.co.nz/wp-content/plugins/super-forms/uploads/php/files/f80452d8038395b8e4bb187239b5dd9d/gakufawepabuzenen.pdf In PDF document text
    • https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/160840aee87a8d---5982287845.pdfIn PDF document text
    • https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=unix+basic+commands+with+examples+pdfPDF link annotation

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