Malicious PDF — malware analysis report

Static analysis result for SHA-256 b480557a0117a985…

MALICIOUS

PDF

176.4 KB Created: 2021-06-04 04:21:03 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-05
MD5: 7242f81b60cc5d3d88e74ccf2e101d5b SHA-1: af11331f83f4d660faa274a6aabbe51a70a9c913 SHA-256: b480557a0117a985be785bf32f8dd2ce613d44561e50fc3ec06c233c43f194e3
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a signature indicating it is a phishing trojan. It contains an embedded URI that points to a URL, which is likely used to lure the user to a phishing site. No scripts were extracted from this sample, but the PDF structure and URI suggest a phishing attempt.

Machine Learning

  • Nyx PDF Classifier clean score 0.1872

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 https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=dcs+f18+apu+won%2527t+start PDF link annotation

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