MALICIOUS
130
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains multiple external URIs, with a high-confidence ML classifier flagging it as malicious. The document body and embedded links suggest a lure to download a PDF file from suspicious domains. The presence of a visual download button heuristic further supports the deceptive nature of the document. No scripts were extracted, limiting the analysis of further stages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9664
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=waynes-tour-a-big-blokes-tour-de-france.pdf In PDF document text
- http://uncpbisdegree.com/download4.php?q=waynes-tour-a-big-blokes-tour-de-france.pdfIn PDF document text
- http://riverside-resort.net/1/workbook-mathematics-today.pdfIn PDF document text
- http://uncpbisdegree.com/1/sex-tourism-and-development-1st-edition.pdfIn PDF document text
- http://riverside-resort.net/1/x-men-magneto-testament-tpb-origin-graphic-novel-pb.pdfIn PDF document text
- http://riverside-resort.net/1/wyman-gordon-brighton-mi.pdfIn PDF document text
- http://uncpbisdegree.com/1/the-end-of-american-century.pdfIn PDF document text
- http://riverside-resort.net/1/vision-pro-iaq-manual.pdfIn PDF document text
- http://uncpbisdegree.com/1/test-engineering-books.pdfIn PDF document text
- http://riverside-resort.net/1/verizon-promo-code.pdfIn PDF document text
- http://riverside-resort.net/1/wind-solar-electricity-a-practical-diy-guide-second-revised-edition.pdfIn PDF document text
- http://uncpbisdegree.com/1/starting-and-operating-international-business-in-the-us-handbook.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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_off00003076.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x3076 | 9992 bytes |
SHA-256: fa9fec1218a72d5f45f5adae9631567244b311abb725f84307c2ada7145e4389 |
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font_01_sfnt_off0000503c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x503C | 7540 bytes |
SHA-256: 45168a358f315c5194d43112e49b9a026583c1c435fd531be939517e097bc131 |
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