MALICIOUS
130
Risk Score
Machine Learning
- Nyx PDF Classifier malicious score 0.9571
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=trane-heat-pump-installation-guide.pdf In PDF document text
- http://uncpbisdegree.com/download4.php?q=trane-heat-pump-installation-guide.pdfIn PDF document text
- http://www.heatpumpreview.net/trane-xl16i-heat-pump-review/In PDF document text
- http://www.heatpumpguide.com/ratings-reviews/trane-heat-pump-reviews-and-ratings/In PDF document text
- http://www.pickhvac.com/heat-pump/In PDF document text
- http://www.pickhvac.com/heat-pump/ruud/In PDF document text
- https://inspectapedia.com/heat/HVAC-Manuals-Air-Conditioners-Boiler-Furnaces-T-Z.phpIn PDF document text
- http://www.heatpumptalks.com/In PDF document text
- http://www.heatpumpguide.com/ratings-reviews/goodman-heat-pump-reviews-and-ratings/In PDF document text
- https://highperformancehvac.com/heat-pump-vs-electric-furnace/In PDF document text
- http://riverside-resort.net/1/shl-abstract-reasoning-test-answers-2.pdfIn PDF document text
- http://riverside-resort.net/1/tut-prospectues-2018.pdfIn PDF document text
- http://riverside-resort.net/1/suzuki-80-atv-manual.pdfIn PDF document text
- http://riverside-resort.net/1/the-nascar-way-the-business-that-drives-the-sport-1st-edition.pdfIn PDF document text
- http://riverside-resort.net/1/sony-mhc-ec50-owners-manual.pdfIn PDF document text
- http://riverside-resort.net/1/the-relationship-between-smoking-and-lung-cancer.pdfIn PDF document text
- http://riverside-resort.net/1/tainted-by-experience-a-life-in-the-arts.pdfIn PDF document text
- http://riverside-resort.net/1/theoretical-perspectives-on-disaster-management-1st-edition.pdfIn PDF document text
- http://riverside-resort.net/1/tourism-pat-phase2-grade10.pdfIn PDF document text
- http://riverside-resort.net/1/the-message-study-bible.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://www.trane.com/residential/en/resources/glossary/what-is-a-heat-pump.htmlIn PDF document text
- https://www.trane.com/residential/en/products/heating-and-cooling/heat-pumps/xv20i.htmlIn PDF document text
- https://www.manualslib.com/manual/642241/Trane-Wsc036e.htmlIn PDF document text
- https://www.manualslib.com/brand/trane/In PDF document text
- https://www.manualslib.com/brand/trane/air-conditioner.htmlIn PDF document text
- https://www.manualslib.com/products/Trane-Wsc036e-3174658.htmlIn PDF document text
- https://www.angieslist.com/articles/how-much-does-heat-pump-cost.htmIn PDF document text
- https://www.angieslist.com/articles/In PDF document text
- https://www.manualslib.com/manual/555483/Trane-Tzone950ac52za.htmlIn PDF document text
- https://www.manualslib.com/brand/trane/thermostat.htmlIn PDF document text
- https://www.manualslib.com/products/Trane-Tzone950ac52za-3015343.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_off0000438f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x438F | 9956 bytes |
SHA-256: d6fa32ea12d6d5d745f02deff34937e3dba7c6a02fd9ecb0a92abfa35c589eb1 |
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font_01_sfnt_off0000635a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x635A | 7080 bytes |
SHA-256: d3da67896d8b8314ccae4ae8525e28becec3680b21165914bcda16a87ee0f832 |
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