Malicious PDF — malware analysis report

Static analysis result for SHA-256 18755bd54ed5c415…

MALICIOUS

PDF

55.7 KB Created: 2021-04-02 13:02:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-07-13
MD5: 412aa693be3a4a9c93e0d107cd89a6a6 SHA-1: d5d67434cb9d3dd4ee8c37d9649139a6ffc02ad1 SHA-256: 18755bd54ed5c4156bb408c4a8c724498f75e3244f3d3bc4cdc32f21e8271af0
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is a PDF document that contains an embedded URI pointing to a suspicious domain. Heuristic analysis and a machine learning classifier flagged the PDF as malicious, with ClamAV identifying it as a phishing trojan. The embedded URL suggests a phishing or credential harvesting attempt disguised as a search result.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7047

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://fokemale.ru/award?keyword=ayatul+kursi+arabic+malayalam+pdf PDF link annotation

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