Malicious PDF — malware analysis report

Static analysis result for SHA-256 f6c56ffff21afdf8…

MALICIOUS

PDF

44.2 KB Created: 2021-09-11 17:15:00 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-24
MD5: c308c4c03342379a85f83eabc0976baa SHA-1: 63e969a001f2221305983d5d80a70a4f91284bbf SHA-256: f6c56ffff21afdf845ffd85fe4e672586e66a1836fc8ff5c27a1745ff38d1ca6
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a phishing and trojan detection. It contains embedded URLs that point to potentially malicious PDF files, suggesting a phishing or malware distribution attempt. Although no scripts were extracted, the presence of embedded URLs and the ClamAV detection strongly indicate a malicious intent to redirect users to harmful content.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.3940

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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 http://socukorglutamatmentesfuszer.hu/ckfinder/userfiles/files/43422520299.pdf In PDF document text
    • https://qeyeoptical.com/ckeditor/ckfinder/userfiles/files/nuxirijekilono.pdfIn PDF document text
    • http://ucokampen.com/media/files/32765162056.pdfIn PDF document text
    • http://adria-ex.com/images/blog/file/solulibut.pdfIn PDF document text
    • https://drproperty.in/userfiles/file/mibekisisitufevevuretozak.pdfIn PDF document text
    • https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=mulan+full+movie+123PDF link annotation