Malicious PDF — malware analysis report

Static analysis result for SHA-256 0d8edfcc81fea97a…

MALICIOUS

PDF

4.8 KB Created: 2015-06-03 16:40:13 +03:00 Authoring application: DOMPDF
MD5: 037a29b3d3106bfe06dc4753a4db23e0 SHA-1: 00089abbafaab7f74dad6529e58cad5427805d9c SHA-256: 0d8edfcc81fea97a023a74c83b311200b4c2a7ccc33ce00a1f26ed631da809f2
62 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains a heuristic firing for a 'PDF_SEO_LINK_FARM', indicating a large number of external links embedded within the document. The document body, though partially corrupted, contains text related to stock options and financial terms, which appears to be a lure. The embedded URLs are likely used to redirect users to malicious or SEO-abused content.

Machine Learning

  • Nyx PDF Classifier clean score 0.1434

Heuristics 2

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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 http://www.academiafutebolangola.com/index.php?2015/hmdeepfocus.pdf&audtr=1&aspx=1902
    • http://www.nibl.co.nz/index.php?2015/decision.pdf&angzv=1&aspx=1002
    • http://www.kbb-gesellschaft.de/index.php?2015/ergoarena.pdf&urggv=1&aspx=2199
    • http://phcccolorado.org/index.php?2015/arabtera.pdf&effpp=1&aspx=311
    • http://phcccolorado.org/index.php?2015/arabtera.pdf&effpp=1&aspx=607
    • http://dyrlaegecentret.dk/index.php?2015/typestitch.pdf&hjhle=1&aspx=sitemap

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