Malicious PDF — malware analysis report

Static analysis result for SHA-256 761949fe4c025057…

MALICIOUS

PDF

48.0 KB Created: 2021-08-06 03:35:59 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-11-07
MD5: cdb91afea2183d0f08c35c15bb9e666a SHA-1: 21a1f447d0a5df7781f2168783d4548a81bf57cf SHA-256: 761949fe4c0250575e35b9fd76081b301a52ea0947e6898b1e649758e1eb5a0f
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a 'Pdf.Phishing.Trojan' signature. It contains an embedded URI pointing to 'https://crewmak.ru/uplcv?utm_term=jawahar+navodaya+vidyalaya+2017+cut+off', suggesting a phishing or malware distribution attempt. The PDF's metadata indicates it was generated by wkhtmltopdf, a tool sometimes used to create malicious documents.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.4220

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://crewmak.ru/uplcv?utm_term=jawahar+navodaya+vidyalaya+2017+cut+off PDF link annotation

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