Malicious PDF — malware analysis report

Static analysis result for SHA-256 e69e946c98680e2d…

MALICIOUS

PDF

77.0 KB Created: 2021-02-18 08:41:30 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-11-03
MD5: 7ed04baec222eb9aaa4863dc2e09ba48 SHA-1: 3fd669aaff0700721cd3239d6fd64a332f1e047a SHA-256: e69e946c98680e2d15f060c2a401a0a5d44926348c8791ae4e966400b1499636
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file was detected as malicious by ClamAV and an ML classifier. It contains an embedded URI pointing to a suspicious domain, likely intended to redirect the user to a phishing or malware distribution site. The document body, though heavily obfuscated, suggests a lure related to mathematical proofs, which is a common tactic for phishing or social engineering.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9480

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://jacksth.ru/strik?utm_term=taylor+series+theorem+proof PDF link annotation
    • https://wurilulisewanid.weebly.com/uploads/1/3/4/7/134728532/517181.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4485176/normal_6016b2f7783ec.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4466996/normal_6027feff4bb1c.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4471238/normal_602730eda1da7.pdfIn PDF document text
    • https://pewatusikowago.weebly.com/uploads/1/3/2/6/132683224/xetekuludakozitex.pdfIn PDF document text
    • http://idealica-italiaufficiale.site/8059470056ixnlm.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4455405/normal_601d05419c00e.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4368782/normal_5ffe935384964.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4408993/normal_6004b932044a5.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4385413/normal_601ef41d4e12d.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4406228/normal_6017c313f4063.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4499351/normal_6001c4477d90f.pdfIn PDF document text
    • http://soinjaga.ru/never_have_i_ever_cast_paxton_heightz5fac.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4371812/normal_5febd1d33815f.pdfIn PDF document text

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