Malicious PDF — malware analysis report

Static analysis result for SHA-256 904fee99f89ae49c…

MALICIOUS

PDF

49.8 KB Created: 2021-09-05 17:18:54 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-05
MD5: 87f365e1c6fa6256c7b3fc2d9d3df228 SHA-1: e3ac78d9fc3d22cc44dc690752eabfae561bda40 SHA-256: 904fee99f89ae49c6d6c35a4028bfc36a677d8c79b6713a02b8bae2158e7cbfb
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file was detected by ClamAV as Pdf.Phishing.Trojan. The presence of an embedded URI pointing to a Google Feedproxy URL, although flagged as benign, suggests an attempt to redirect users to a malicious site. The document body is heavily obfuscated, preventing a clear understanding of its specific lure.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.4220

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/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=countess+of+chester+hospital+map+pdf PDF link annotation

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