Malicious PDF — malware analysis report

Static analysis result for SHA-256 aec2cc80ed7b09aa…

MALICIOUS

PDF

43.1 KB Created: 2021-07-25 15:33:21 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3)
MD5: cda07b0716a457f58e47ac30ea504698 SHA-1: 8a7f04718b413c102c3a7b3b4068a665c5078d96 SHA-256: aec2cc80ed7b09aaca294341e22ddbda69c32428e90841f52706d5f2d488c720
84 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is a PDF that appears to be an image-only lure, as indicated by the PDF_IMAGE_LURE heuristic. It contains an embedded URI that leads to a URL, which is a common tactic for phishing campaigns. ClamAV also detected this file as a phishing trojan.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.3624

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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 43 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://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=laxmi+narasimha+karavalamba+stotram+pdf

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