Malicious PDF — malware analysis report

Static analysis result for SHA-256 0e4995275d82a730…

MALICIOUS

PDF

36.7 KB Created: 2021-03-25 05:53:39 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 31f50863c2ad860cb738c56a1593f76f SHA-1: e559e188dee0abb60a41d6edb9568ea7b78920b7 SHA-256: 0e4995275d82a73016b453c0c490c85c5d24360a6dd304e87a092447f146357c
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as a phishing lure due to its image-only nature and a single clickable action. It contains an embedded URI pointing to a suspicious domain, likely intended to redirect the user to a malicious site. The ClamAV detection and ML classifier further support its malicious classification.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6329

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 36 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • 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://baarspo.ru/award?keyword=equations+of+motion+problems+and+solutions+pdf
    • https://cdn-cms.f-static.net/uploads/4450734/normal_600d63965aa66.pdf
    • https://static.s123-cdn-static.com/uploads/4425784/normal_5fd088daab9be.pdf
    • https://static.s123-cdn-static.com/uploads/4456166/normal_5fc694062e0f1.pdf
    • http://finomimetafix.sportsontheweb.net/53809355817.pdf
    • http://xafesuvorolivig.scienceontheweb.net/technical_analysis_explained_fifth_edition.pdf
    • https://s3.amazonaws.com/kavif

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