MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm and a specific malicious redirector URL, indicating a phishing or scam attempt. The primary malicious URL, https://ttraff.cc/pify?keyword=barron+s+6+gre+practice+tests+2nd+edition+textbook+pdf, is designed to redirect users to potentially harmful content. The document body, though heavily corrupted, contains text related to study guides, reinforcing the lure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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 https://ttraff.cc/pify?keyword=barron+s+6+gre+practice+tests+2nd+edition+textbook+pdf In PDF document text
- http://nudutez.annapike.co.uk/uploads/1/3/1/3/131380600/bexajowubufa_gimemumed_susufolub.pdfIn PDF document text
- http://wukut.how-to-make-hair-bows.org/uploads/1/3/0/7/130775380/mutugevuzemoz_sobizekefomedu_wodamovuv_gofonututimop.pdfIn PDF document text
- http://files.smcountynewcomers.org/uploads/1/3/0/9/130970001/demipedozu.pdfIn PDF document text
- http://files.katjakleinberg.com/uploads/1/3/2/6/132682640/tunasuxu-zopiragajiga-linibikasirikod-dugozakusofojip.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6340/2905/files/30682195723.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0167/5939/files/79916228365.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3976/9254/files/generador_eolico_casero_1000w.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9100/0472/files/toefl_ibt_practice_test_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2462/9411/files/wipogedikalivunopudusa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4605/0714/files/bihar_tet_form.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6761/3087/files/criminal_minds_season_13_free_online.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1059/6765/files/runic_dungeons_mod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8826/2821/files/nasaresulunonowonugubefil.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0329/7438/files/jitegamotoguxiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8365/3535/files/lopamidogo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3641/6936/files/hp_officejet_5610_allin_one.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8976/5276/files/bedobenatabajuwilozito.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005476.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5476 | 5896 bytes |
SHA-256: 7ab1cacc77d6794473ccb6901d9d25f15266474057b6bc00594e19bad3b78479 |
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font_01_sfnt_off00006895.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6895 | 10320 bytes |
SHA-256: 238bfa3aaf075d64652dae2823f63ec8c86d1f8d7b08f952980c0cefeafe4f5e |
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