Malicious PDF — malware analysis report

Static analysis result for SHA-256 31c7ab1670047568…

MALICIOUS

PDF

74.9 KB Created: 2021-03-11 23:10:18 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-11-22
MD5: 7b4026ecd103d66c5bf2e50a6e2ad8da SHA-1: 67187de22f1898cd0a704a589a885d1fb1423589 SHA-256: 31c7ab167004756851a845f831ab3d1dab73859e9577560e20627ea208a02788
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is a PDF document that contains a link to a suspicious external URL. ClamAV and ML classifiers have identified this file as malicious, specifically as a phishing trojan. The document body, though heavily obfuscated, appears to be a lure related to religious texts, likely to trick users into clicking the embedded link.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6915

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://baarspo.ru/award?keyword=exhortaci%25C3%25B3n+apost%25C3%25B3lica+catechesi+tradendae+pdf PDF link annotation

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