Malicious PDF — malware analysis report

Static analysis result for SHA-256 3bbb517acac347fd…

MALICIOUS

PDF

102.3 KB Created: 2021-05-06 12:20:56 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-24
MD5: 3ee13fe0227ca35882027d3085df6b50 SHA-1: dc1bedcbaad069a10e61f4d6d0ca159b522f6bc4 SHA-256: 3bbb517acac347fdb27f1f8cb128b8ff40e392d0016d7a04486e40101fcbf3c9
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a 'Pdf.Phishing.Trojan' signature. It contains an embedded URI that points to a URL, which, despite its benign reputation, is suspicious in the context of a malicious PDF. The document body is heavily obfuscated, but the presence of the URI and the ClamAV detection strongly suggest a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.2679

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://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=calyx+point+training+manual PDF link annotation

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