MALICIOUS
130
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
The PDF file contains embedded URLs that point to a suspicious domain, suggesting a download lure. The ML classifier flagged this PDF as malicious with a high score. Additionally, a heuristic identified a visual download button, reinforcing the deceptive nature of the document. The primary attack pattern involves tricking the user into downloading a secondary payload from the identified URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.8500
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=the-scots-in-australia.pdf In PDF document text
- http://uncpbisdegree.com/download4.php?q=the-scots-in-australia.pdfIn PDF document text
- http://www.scotsofaus.org.au/In PDF document text
- http://www.scotsofaus.org.au/welcome-to-scots-of-victoria/In PDF document text
- http://www.camperdownburnsfestival.com.au/HomeIn PDF document text
- http://littleclan.net/In PDF document text
- http://www.rampantscotland.com/famous/famous.htmIn PDF document text
- http://www.scots-sa.org.au/dance.htmIn PDF document text
- http://www.electricscotland.com/history/books.htmIn PDF document text
- http://scrabble.org.au/words/3sdefs.htmIn PDF document text
- http://uncpbisdegree.com/1/the-jarrow-lass-a-powerful-novel-of-passion-and-heartache-the-jarrow-trilogy-book-1.pdfIn PDF document text
- http://riverside-resort.net/1/weac-answer-question-on-computer.pdfIn PDF document text
- http://uncpbisdegree.com/1/statius-and-epic-games-sport-politics-and-poetics-in-the-thebaid.pdfIn PDF document text
- http://riverside-resort.net/1/vw-edition-35-rims.pdfIn PDF document text
- http://riverside-resort.net/1/unit-5-test-review-geometry.pdfIn PDF document text
- http://uncpbisdegree.com/1/students-and-politics.pdfIn PDF document text
- http://uncpbisdegree.com/1/the-art-of-the-lord-of-the-rings.pdfIn PDF document text
- http://uncpbisdegree.com/1/surface-temp-of-mars.pdfIn PDF document text
- http://uncpbisdegree.com/1/study-guide-for-light-diesel-ase.pdfIn PDF document text
- http://uncpbisdegree.com/1/superieur-workbook-teacher-edition.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://en.wikipedia.org/wiki/Scots_languageIn PDF document text
- https://en.wikipedia.org/wiki/Scottish_peopleIn PDF document text
- https://www.bbc.co.uk/sport/rugby-union/42020467In PDF document text
- https://sco.wikipedia.org/wiki/Andy_MurrayIn PDF document text
- http://www.dailymail.co.uk/news/article-2079036/Mary-Queen-Scots-sent-letter-begging-life-Vatican-execution.htmlIn PDF document text
- http://www.dailymail.co.uk/health/article-2245978/Vikings-blame-Scots-highest-levels-multiple-sclerosis.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_off0000428f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x428F | 10476 bytes |
SHA-256: 9603dcd1cea626361f510bb39667d34b8df2ac6473c6e9b37fee8470aa2c7a99 |
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font_01_sfnt_off000063ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63AC | 6768 bytes |
SHA-256: ecc564cbcf7f7d5ea7aba388c582aa8fe60a9b86d7024888f3ccc842729afb3e |
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