MALICIOUS
130
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF contains embedded URLs and is flagged by heuristics for SEO poisoning and fake download lures. Specifically, it uses a PHP gateway to redirect users to a fake download page, likely to distribute malware. The document body contains numerous links, including the primary malicious URL, reinforcing the download lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9648
Heuristics 4
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Fake 'free download' SEO-poisoning PDF critical PDF_SEO_FAKE_DOWNLOADThe ML classifier flagged this PDF AND it carries a visual download/call-to-action lure AND an off-domain server-side download-gateway link whose query string names a document payload. This three-signal conjunction is the fake-document / 'free PDF download' SEO-poisoning delivery pattern: the page is padded with benign decoy links to dilute classifier scores while funnelling the victim through the gateway to malware/scareware. Acting only on the conjunction keeps benign download-bearing PDFs from being misflagged.
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PDF carries a PHP-gateway SEO-spam PDF link farm medium PDF_SEO_PHP_GATEWAY_LINK_FARMPDF 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.
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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Embedded URL info EMBEDDED_URLOne 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://uncpbisdegree.com/download3.php?q=shadowfell-1-juliet-marillier.pdf In PDF document text
- http://uncpbisdegree.com/download4.php?q=shadowfell-1-juliet-marillier.pdfIn PDF document text
- http://www.julietmarillier.com/blog/In PDF document text
- https://www.boekbeschrijvingen.nl/marillier-juliet/marillier.htmlIn PDF document text
- http://www.historicalnovels.info/Medieval-YA.htmlIn PDF document text
- http://www.fantasybookreview.co.uk/Brent-Weeks/The-Black-Prism.htmlIn PDF document text
- http://www.fantasybookreview.co.uk/fantasy-sub-genres/wizards-magicians.phpIn PDF document text
- http://uncpbisdegree.com/1/the-classic-outboard-motor-handbook-book.pdfIn PDF document text
- http://uncpbisdegree.com/1/sony-vgn-sr130e-laptops-owners-manual.pdfIn PDF document text
- http://riverside-resort.net/1/used-flat-track-motorcycles.pdfIn PDF document text
- http://riverside-resort.net/1/yamaha-v50-service-manual.pdfIn PDF document text
- http://uncpbisdegree.com/1/solution-manual-computer-networks-peterson-4th-edition.pdfIn PDF document text
- http://uncpbisdegree.com/1/sharp-cash-register-xea203-manual.pdfIn PDF document text
- http://riverside-resort.net/1/when-was-marco-polo-born.pdfIn PDF document text
- http://riverside-resort.net/1/what-is-the-animal-kingdom-science-of-living-things.pdfIn PDF document text
- http://riverside-resort.net/1/volvo-d11-engine-diagram.pdfIn PDF document text
- http://uncpbisdegree.com/1/simple-genius-sean-king-amp-michelle-maxwell-3-david-baldacci.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://nl.wikipedia.org/wiki/Juliet_MarillierIn PDF document text
- http://www.microsofttranslator.com/bv.aspx?ref=SERP&br=ro&mkt=en-US&dl=en&lp=NL_EN&a=https%3a%2f%2fnl.wikipedia.org%2fwiki%2fJuliet_MarillierIn PDF document text
- http://www.microsofttranslator.com/bv.aspx?ref=SERP&br=ro&mkt=en-US&dl=en&lp=NL_EN&a=https%3a%2f%2fwww.boekbeschrijvingen.nl%2fmarillier-juliet%2fmarillier.htmlIn PDF document text
- http://archiveofourown.org/media/BooksIn PDF document text
- http://go.microsoft.com/fwlink/?LinkId=521839&CLCID=0409In PDF document text
- http://go.microsoft.com/fwlink/?LinkID=246338&CLCID=0409In PDF document text
- https://go.microsoft.com/fwlink/?linkid=868922In PDF document text
- http://go.microsoft.com/fwlink/?LinkID=286759&CLCID=409In PDF document text
- http://go.microsoft.com/fwlink/?LinkID=617297In PDF document text
- https://fedoraproject.org/wiki/Licensing/LiberationFontLicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00003a91.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x3A91 | 10412 bytes |
SHA-256: 4b078094a7be4c884bd1cdd1a0b2cbe53f5548cc09a45a1122b3aa7718a2e2c0 |
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font_01_sfnt_off00005bb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BB1 | 7004 bytes |
SHA-256: 4a7a5733cb511f454f92a7b2572f1bd120aa814485bab47b6ba6009a0e0a767d |
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