MALICIOUS
130
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious File
The PDF document contains embedded URLs and a document body that mimics a search result for technical diagrams, specifically for Volvo exhaust brakes. The presence of the PDF_URI heuristic pointing to 'uncpbisdegree.com' and the ML_NYX_PDF_MALICIOUS classification strongly suggest malicious intent. The document likely serves as a lure to trick users into downloading a malicious file disguised as a wiring diagram.
Machine Learning
- Nyx PDF Classifier malicious score 0.9340
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=volvo-exhaust-brake-wiring-diagram.pdf In PDF document text
- http://uncpbisdegree.com/download4.php?q=volvo-exhaust-brake-wiring-diagram.pdfIn PDF document text
- http://www.volvotips.com/index.php/850-2/volvo-850-s70-v70-c70-service-repair-manual/volvo-850-automatic-transmission-diagnosis-wiring-diagram/In PDF document text
- http://www.volvotips.com/index.php/140-164/volvo-140-service-manual/In PDF document text
- http://www.autorepairmanuals.biz/product/SK29863In PDF document text
- http://sw-em.com/techarticles.htmIn PDF document text
- http://www.volvodemort.com/technical/volvo/manuals/operator/b10m/mark_1/en/specs.htmlIn PDF document text
- https://www.volvoclub.org.uk/faq/SpecialTools.htmlIn PDF document text
- http://www.autogenius.info/volkswagen-transporter-t5-essentials-from-september-2009-fuse-box-diagram/In PDF document text
- http://www.volvoamazonpictures.se/modelyears/modelyears.phpIn PDF document text
- http://www.autorepairmanuals.biz/page/921779In PDF document text
- https://www.themanualstore.com/Yamaha-Road-Star-Manual-p/m2822.htmIn PDF document text
- https://www.allianceelectronics.co.uk/20/32/what-we-doIn PDF document text
- http://www.megamanual.com/v22manual/mturbo.htmIn PDF document text
- http://riverside-resort.net/1/sprint-lg-phone-ls670-manual.pdfIn PDF document text
- http://riverside-resort.net/1/the-scary-stories-treasury-alvin-schwartz.pdfIn PDF document text
- http://riverside-resort.net/1/underground-comic-book-price-guide.pdfIn PDF document text
- http://riverside-resort.net/1/the-secret-diary-of-laura-palmer-jennifer-lynch.pdfIn PDF document text
- http://riverside-resort.net/1/test-ready-science-5-answer-key.pdfIn PDF document text
- http://riverside-resort.net/1/transaction-processing-concepts-and-techniques.pdfIn PDF document text
- http://riverside-resort.net/1/the-royal-sheikh.pdfIn PDF document text
- http://riverside-resort.net/1/the-homiletic-review-volume-71.pdfIn PDF document text
- http://riverside-resort.net/1/symbols-of-growth.pdfIn PDF document text
- http://riverside-resort.net/1/the-african-grey-berks-county-bird-club.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://www.manualslib.com/manual/533926/Volvo-S60.htmlIn PDF document text
- https://www.manualslib.com/brand/volvo/automobile.htmlIn PDF document text
- https://www.manualslib.com/products/Volvo-S60-Annexe-931-2640682.htmlIn PDF document text
- https://www.manualslib.com/manual/533914/Volvo-Xc90.htmlIn PDF document text
- https://www.manualslib.com/products/Volvo-Xc90-Annexe-951-2640704.htmlIn PDF document text
- https://www.scribd.com/doc/115024386/Volvo-Error-codesIn 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_off0000450b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x450B | 10680 bytes |
SHA-256: bd53355a2df3059f1287ea9648061f5ac74fc03004b1c7a3093efe8518c6a9ce |
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font_01_sfnt_off000066f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66F1 | 7520 bytes |
SHA-256: 163028827005ea74cf5061ae0f384b7935e2838ea927ecda05e5e614f724e975 |
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