Malware Insights
This PDF file was flagged as malicious by an ML classifier and contains numerous embedded links, many of which point to potentially malicious redirector infrastructure. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' specifically calls out the URL 'https://ttraff.ru/123?keyword=el+de+la+sabana+spanish+to+english' as a known malicious redirector. The 'PDF_SEO_LINK_FARM' heuristic indicates a large number of external links, suggesting an attempt to manipulate search engine results or distribute content through a link farm. While no scripts were explicitly extracted, the nature of the embedded links and the ML classification strongly suggest a malicious intent to redirect users.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.ru/123?keyword=el+de+la+sabana+spanish+to+english
- https://cdn-cms.f-static.net/uploads/4369514/normal_5f890c5a052a9.pdf
- https://cdn-cms.f-static.net/uploads/4367667/normal_5f91a152af6ea.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0496/2874/1828/files/valence_electrons_and_ions_practice_worksheet_answers.pdf
- https://s3.amazonaws.com/subud/83425650034.pdf
- https://s3.amazonaws.com/xesigeze/kozolukos.pdf
- https://cdn.shopify.com/s/files/1/0503/5222/6472/files/70193110684.pdf
- https://uploads.strikinglycdn.com/files/e603774d-17bd-4830-a978-6d93a606d07c/gulaniwexuvexekupo.pdf
- https://uploads.strikinglycdn.com/files/40089f05-c782-4358-9470-2a3afb24a51a/vonoji.pdf
- https://uploads.strikinglycdn.com/files/71a5909d-b6b2-4863-9fb7-d251e2db3e2a/72687757499.pdf
- https://cdn.shopify.com/s/files/1/0496/0072/5141/files/kalovumapejinumofedovuxo.pdf
- https://uploads.strikinglycdn.com/files/44d47d1e-4513-4a00-adfe-2ceac17fd10a/sibinumerabinisa.pdf
- https://cdn.shopify.com/s/files/1/0481/4690/7303/files/68423887892.pdf
- https://s3.amazonaws.com/zetare/wizogijavexipogafi.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000727a.bin2c833a5b18ccd8d43f379b8b4547f97eb8adb2b6f0d7d53401c9610c6d5733ef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x727A | 5224 bytes |
font_01_sfnt_off00008439.bind71c560582a1d8f569833c14eb57155d8277e62d1cf2e01a654e6b07eed0323d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8439 | 10996 bytes |
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