MALICIOUS
130
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
The PDF file contains embedded URLs that mimic a manual download, specifically for a Yamaha Mo6. The ML classifier flagged this PDF as malicious with a high probability. The presence of external URIs and the document body's deceptive content strongly suggest a phishing or malware distribution attempt. The primary malicious URLs identified are http://uncpbisdegree.com/download3.php?q=yamaha-mo6-manual.pdf and http://uncpbisdegree.com/download4.php?q=yamaha-mo6-manual.pdf.
Machine Learning
- Nyx PDF Classifier malicious score 0.8944
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=yamaha-mo6-manual.pdf In PDF document text
- http://uncpbisdegree.com/download4.php?q=yamaha-mo6-manual.pdfIn PDF document text
- http://joaniestrust.org.uk/2/1/x-trail-2008-manual.pdfIn PDF document text
- http://events.digitalfertilizer.org/ai/airvo-2-user-manual-5a90shh3ol.pdfIn PDF document text
- http://getmanual.com/In PDF document text
- http://www.rusmanual.ru/yamaha.htmIn PDF document text
- http://hamburggermany.men/Hamburg-Germany/Hamburg-Germany_bq.phpIn PDF document text
- http://riverside-resort.net/1/the-toyota-product-development-system-integrating-people-process-and-technology.pdfIn PDF document text
- http://riverside-resort.net/1/subaru-repair-manual-forester.pdfIn PDF document text
- http://riverside-resort.net/1/traktor-s4-manual-software.pdfIn PDF document text
- http://riverside-resort.net/1/the-corn-maiden-and-other-nightmares-joyce-carol-oates.pdfIn PDF document text
- http://riverside-resort.net/1/system-dynamics-william-palm-solution-manual-download.pdfIn PDF document text
- http://riverside-resort.net/1/tascam-122-mkiii-service-manual.pdfIn PDF document text
- http://riverside-resort.net/1/thoughts-on-1000-beers.pdfIn PDF document text
- http://riverside-resort.net/1/the-truth-about-the-philadelphia-experiment.pdfIn PDF document text
- http://riverside-resort.net/1/solutions-manual-electronic-instrumentation-and-measurement-techniques.pdfIn PDF document text
- http://riverside-resort.net/1/the-true-secret-amira-ayad.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/196796/Yamaha-Mo6.htmlIn PDF document text
- https://www.manualslib.com/brand/yamaha/In PDF document text
- https://www.manualslib.com/brand/yamaha/musical-instrument.htmlIn PDF document text
- https://www.manualslib.com/products/Yamaha-Mo6-432187.htmlIn PDF document text
- https://www.manualslib.com/manual/340194/Yamaha-Electone-Mr-500.htmlIn PDF document text
- https://www.manualslib.com/products/Yamaha-Electone-Mr-500-668254.htmlIn PDF document text
- http://www.yamaha.com/yamahavgn/CDA/ContentDetail/ModelSeriesDetail.htmlIn PDF document text
- https://en.wikipedia.org/wiki/List_of_Yamaha_productsIn PDF document text
- http://www.microsofttranslator.com/bv.aspx?ref=SERP&br=ro&mkt=en-US&dl=en&lp=RU_EN&a=http%3a%2f%2fwww.rusmanual.ru%2fyamaha.htmIn 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_off000040be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x40BE | 10444 bytes |
SHA-256: 1223d7c0e30887daf97be3b80c6e445d2ad92efd07312a961a040c720cea33ac |
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font_01_sfnt_off000061e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61E5 | 6752 bytes |
SHA-256: 88ae9e8e1c2a02ebf9ee8719ee79c9633df97499606733c084fdb30eb88a6b61 |
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