PDF static analysis report

Static analysis result for SHA-256 189b8e8624930fde…

SUSPICIOUS

PDF

5.9 KB Created: 2015-06-02 18:33:01 Authoring application: HTML2FPDF >> http://html2fpdf.sf.net (via FPDF 1.52) First seen: 2015-08-19
MD5: e121d0dff7c1e7c6a3fcac993764a743 SHA-1: 574a087e745946e3f70fea603e58aaec707e5509 SHA-256: 189b8e8624930fdea2918cc352f80b2d8d310112433520995e54cb1c9637c0cf
40 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains embedded JavaScript and multiple external URIs pointing to domains that appear to host pharmaceutical-related content. The document body, though truncated, also contains URLs and text related to medications. The presence of embedded JavaScript and external links suggests an attempt to redirect the user to malicious sites or download further payloads. The URLs are the primary IOCs, indicating a likely phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier clean score 0.0115

Heuristics 3

  • PDF carries a PHP-gateway SEO-spam PDF link farm medium PDF_SEO_PHP_GATEWAY_LINK_FARM
    PDF contains four or more clickable links whose target is a `.php` gateway with a multi-word search-PHRASE document slug embedded after it (e.g. 'index.php?.../binary+options+trading+nz.pdf' or 'pdf.php/cialis-dosage-side-effects.pdf'). Legitimate PHP-served documents use a filename or numeric id, not a search-query phrase, so this is the generated SEO link-farm shape — pharma / binary-options / 'free download' spam that ranks for queries and routes users into payload/redirect chains. The PDF itself carries no exploit — the risk is the linked destinations.
  • Embedded JS stream low PDF_JS
    PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • 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.powereagleusa.com/wp-includes/js/jcrop/pdf.php/kamagra-oral-jelly.pdf In PDF document text
    • http://www.powereagleusa.com/wp-includes/js/jcrop/pdf.php/arimidex-and-clomid-together.pdfIn PDF document text
    • http://www.leaderprinting.net/images/img/pdf.php/viagra-works-on-women.pdfIn PDF document text
    • http://www.powereagleusa.com/wp-includes/js/jcrop/pdf.php/nolvadex-supplement.pdfIn PDF document text
    • http://www.ingecoenen.com/price-for-cialis-5-mg/In PDF document text
    • http://www.powereagleusa.com/wp-includes/js/jcrop/pdf.php/sildenafil-citrate-liquid.pdfIn PDF document text
    • http://www.powereagleusa.com/wp-includes/js/jcrop/pdf.php/augmentin-and-doxycycline.pdfIn PDF document text
    • http://html2fpdf.sf.net)/CreationDateIn PDF document text
    • http://html2fpdf.sf.netIn PDF document text
🗂 Part of campaign: sf.net 56 samples

Related samples 8

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