MALICIOUS
130
Risk Score
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=ssc-junior-engineer-exam-answer-key.pdf In PDF document text
- http://uncpbisdegree.com/download4.php?q=ssc-junior-engineer-exam-answer-key.pdfIn PDF document text
- http://recruitmentresult.com/ssc-junior-engineer-exam/In PDF document text
- http://www.upjob.in/2015/02/ssc-je-junior-engineer-exam-2015-civil.htmlIn PDF document text
- http://www.sscnotification.com/ssc-nwr-notifications-2015-2016/In PDF document text
- http://www.sscnotification.com/ssc-chsl-exam-2017-tier-1-tentative-answer-key-is-out-now-download-here/In PDF document text
- http://ssc.nic.in/In PDF document text
- http://admissiontimes.com/ssc-junior-engineer-question-paper-with-answers-2015/In PDF document text
- http://www.examposts.com/ssc-je-civil-book-2018-ssc-junior-engineer-civil-books/In PDF document text
- https://edupadhai.com/ssc-chsl-2018/In PDF document text
- https://edupadhai.com/category/jobs/In PDF document text
- https://edupadhai.com/category/jobs/ssc-exams/In PDF document text
- http://techufo.in/ssc-je-recruitment/29366In PDF document text
- http://www.wisdom24x7.com/recruitment_exams/staff_selection_commission/ssc-junior-engineers-civil-electrical-examination-online-practice-test.htmlIn PDF document text
- http://techufo.in/tneb-tangedco-ae-answer-key-2016/292369In PDF document text
- http://ossc.gov.in/In PDF document text
- http://www.jssc.in/In PDF document text
- https://www.sarkariresults.io/answer-key/In PDF document text
- http://recruitmentresult.com/ssc-jobs-notification/In PDF document text
- http://www.jobriya.in/ssc-chsl-exam-result/In PDF document text
- http://riverside-resort.net/1/speed-tribes-days-and-nights-with-japans-next-generation-karl-taro-greenfeld.pdfIn PDF document text
- http://riverside-resort.net/1/the-counterfeiters-andre-gide.pdfIn PDF document text
- http://riverside-resort.net/1/suzuki-4-stroke-outboard-motor-reviews.pdfIn PDF document text
- http://riverside-resort.net/1/the-royal-air-force-day-by-day.pdfIn PDF document text
- http://riverside-resort.net/1/study-questions-les-miserables.pdfIn PDF document text
- http://riverside-resort.net/1/sunbeam-4181-blenders-owners-manual.pdfIn PDF document text
- http://riverside-resort.net/1/the-rediscovery-of-mind-john-rogers-searle.pdfIn PDF document text
- http://riverside-resort.net/1/the-complete-poems-walt-whitman.pdfIn PDF document text
- http://riverside-resort.net/1/troy-bilt-riding-lawn-mower-manual.pdfIn PDF document text
- http://riverside-resort.net/1/the-little-guides-hampshire.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.sarkariresult.com/ssc/sscje2017.phpIn PDF document text
- http://www.freejobalert.com/ssc-junior-engineer-exam-pattern/5353/In PDF document text
- http://www.freejobalert.com/ssc-junior-engineer-eligibility/201968/In PDF document text
- http://www.sarkariresult.com/answerkey.phpIn 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_off0000471b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x471B | 10216 bytes |
SHA-256: 5df28b7e1d6cbb33a957f589c74598405a49d384361f5b2368d8d0ba93ff0350 |
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font_01_sfnt_off000067a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67A7 | 7488 bytes |
SHA-256: 263e452a7788b15d98f9debda667ff5df8e441e023a22147ef05bbde19e57ff2 |
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