Malicious PDF — malware analysis report

Static analysis result for SHA-256 b21194c112f5f0b6…

MALICIOUS

PDF

95.7 KB Created: 2021-07-02 23:13:11 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-23
MD5: 3c048b51b9229e53e5715462181ef484 SHA-1: b0f9acc5d25043906f60012e2e380c2e32476a39 SHA-256: b21194c112f5f0b6bcee02c59c6c4080d62e12c45df8176b7f4ae90f0d9b0cca
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is a PDF containing an embedded URI that points to a suspicious domain. Heuristic analysis and ClamAV detection confirm its malicious nature, classifying it as a phishing trojan. The embedded URL is the primary indicator of a potential phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6661

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://crysiq.ru/uplcv?utm_term=turbot+king+of+the+sea PDF link annotation
    • https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fc1952b033---2913438957.pdfIn PDF document text
    • https://intrigantka.ru/images/userfiles/file/45114652700.pdfIn PDF document text