Malicious PDF — malware analysis report

Static analysis result for SHA-256 e1f24f443593bd22…

MALICIOUS

PDF

48.0 KB Created: 2021-08-05 16:26:06 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-05
MD5: 49e0b4c20c8ad2e3612fd51884bb6a2b SHA-1: 9293f415a0c6b4b2e86a21ac11282bb0351a251f SHA-256: e1f24f443593bd22f94f4575d58dbdbb3a645c4f44ab0d99f6feb4831b6a370a
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a signature indicating phishing. It contains an embedded URL that, while currently classified as benign, is likely part of a lure to a malicious site. The PDF structure and metadata suggest 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://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=how+to+use+reflexive+verbs+in+french PDF link annotation

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