MALICIOUS
130
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
The PDF file contains an embedded URL that mimics a legitimate file download link for a 'site visit report'. The ML classifier flagged this PDF as malicious with high confidence. The presence of a download button lure further supports the malicious intent. The primary IOC is the URL used in the lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9165
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=site-visit-report-sample-engineer.pdf In PDF document text
- http://uncpbisdegree.com/download4.php?q=site-visit-report-sample-engineer.pdfIn PDF document text
- http://www.homegauge.com/In PDF document text
- http://www.mda.com/In PDF document text
- http://kstreetstudio.com/science/experiments/files/Reports-Trip.pdfIn PDF document text
- https://www.morson.com/In PDF document text
- https://lab.report/app/In PDF document text
- http://www.careercup.com/page?pid=google-interview-questionsIn PDF document text
- http://ssc.nic.in/In PDF document text
- http://dutchessny.gov/countygov/departments/dbch/hdindexforms.htmIn PDF document text
- http://www.vectren.com/In PDF document text
- http://wvhomeinspections.net/In PDF document text
- http://www.henrycountyiowa.us/In PDF document text
- https://www.sunstone.com/In PDF document text
- http://npcc.gov.in/CurrentOpening.aspxIn PDF document text
- http://riverside-resort.net/1/sony-trinitron-kv-27v42-manual.pdfIn PDF document text
- http://riverside-resort.net/1/the-sustainable-mba-a-business-guide-to-sustainability-2nd-edition.pdfIn PDF document text
- http://riverside-resort.net/1/the-spirit-of-adoption-at-home-in-god-apos-s-family.pdfIn PDF document text
- http://riverside-resort.net/1/supervisor-guide-to-labor-relations.pdfIn PDF document text
- http://riverside-resort.net/1/selections-from-the-smuts-papers-vol-7-august-1945-october-1950.pdfIn PDF document text
- http://riverside-resort.net/1/toyota-t100-repair-manual.pdfIn PDF document text
- http://riverside-resort.net/1/theories-of-endogenous-regional-growth-lessons-for-regional-policies.pdfIn PDF document text
- http://riverside-resort.net/1/toyota-vitz-owner-manual-model-2001.pdfIn PDF document text
- http://riverside-resort.net/1/snow-music.pdfIn PDF document text
- http://riverside-resort.net/1/the-rosie-project-unabridged.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://seo.wyo.gov/In PDF document text
- http://www.google.com/In PDF document text
- https://www.upwork.com/In PDF document text
- https://grademiners.com/In PDF document text
- http://www.aia.org/In PDF document text
- http://www.dell.com/In PDF document text
- http://www.wbdg.org/In PDF document text
- http://www.analog.com/en/index.htmlIn PDF document text
- https://www.fiscal.treasury.gov/fsreports/ref/suretyBnd/c570_a-z.htmIn PDF document text
- http://www.wbdg.org/additional-resources/tools/construction-waste-management-databaseIn PDF document text
- http://www.wbdg.org/homeIn PDF document text
- http://www.wbdg.org/additional-resourcesIn PDF document text
- http://www.wbdg.org/additional-resources/toolsIn PDF document text
- http://www.hse.gov.uk/riddor/In PDF document text
- http://www.hse.gov.uk/contact/index.htmIn PDF document text
- http://www.astm.org/In 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_off00004b02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B02 | 10472 bytes |
SHA-256: 9d369a71da187ce6f974940c47717efd2db1ccd1f2ab23c34e96c9b49b64e4b9 |
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font_01_sfnt_off00006c51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C51 | 6912 bytes |
SHA-256: 4f4abf804aa1b866028836a3b6aabda140207e46bad43f4b70dccb58a6e8a4be |
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