Malicious PDF — malware analysis report

Static analysis result for SHA-256 20ae0b6cabfa8820…

MALICIOUS

PDF

70.2 KB Created: 2020-06-24 16:25:58 -04:00 Authoring application: dompdf 0.8.5 + CPDF
MD5: 102ac82419c91222cff21100279df451 SHA-1: 64d92e7b2306fa2fd6a4b8401904a8392c5b587f SHA-256: 20ae0b6cabfa8820669c83e89464d56f5180412290acc1cf137468673ab8e498
84 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document is identified as a phishing lure due to its image-heavy nature and a single clickable link. The ClamAV detection and heuristic firings strongly suggest malicious intent, likely for credential harvesting or directing users to a malicious site via the embedded URL.

Machine Learning

  • Nyx PDF Classifier clean score 0.1821

Heuristics 4

  • ClamAV: Pdf.Phishing.BlurAuthRequired-8187203-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.BlurAuthRequired-8187203-0
  • 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 70 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://hollyhortsch.com/redirect/ZHBlYXJzb25AYWZwaHEub3Jn

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