Malicious PDF — malware analysis report

Static analysis result for SHA-256 a46c48503347809a…

MALICIOUS

PDF

4.4 KB Created: 2015-06-03 17:01:06 +03:00 Authoring application: DOMPDF
MD5: ce4caaa8f74362e44bf32cef61dae6b8 SHA-1: 0058329a92b248825e2376ff9dc152872edf408c SHA-256: a46c48503347809a44456d8af06a215bba80689f1f298a27bbbff06a8a023dab
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded URLs, identified as a 'PDF_SEO_LINK_FARM' heuristic. These URLs are designed to appear as legitimate PDF documents but likely redirect to malicious content or phishing sites. The document body text, while containing keywords related to 'day trading', is likely a lure to disguise the malicious nature of the embedded links.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5320

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.tstp.tv/index.php?2015/sliding.pdf&fjzfq=1&aspx=1411
    • http://www.chateauderaousset.com/index.php?2015/assets.pdf&iukpl=1&aspx=2341
    • http://www.nibl.co.nz/index.php?2015/decision.pdf&angzv=1&aspx=2151
    • http://phcccolorado.org/index.php?2015/arabtera.pdf&effpp=1&aspx=893
    • http://www.chateauderaousset.com/index.php?2015/assets.pdf&iukpl=1&aspx=1989
    • http://veranomusical.es/index.php?2015/booboodigital.pdf&ieycq=1&aspx=sitemap

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