MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which are designed to appear as legitimate educational resources but redirect to malicious infrastructure. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' specifically flags the URL 'https://ttraff.ru/pify?keyword=math+slope+intercept+form+worksheets' as a known malicious redirector. The 'PDF_SEO_LINK_FARM' heuristic indicates a mass of external PDF links, suggesting an attempt to manipulate search engine results or distribute malicious content.
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/pify?keyword=math+slope+intercept+form+worksheets
- http://xinifuwo.leadingyouhome.org/uploads/1/3/0/9/130969204/roxoxofez.pdf
- http://files.just-jane-designs.com/uploads/1/3/2/6/132681153/a0205f35f3c0bfd.pdf
- http://files.envisioned-events-elite.com/uploads/1/3/0/8/130814423/7523459.pdf
- http://sesivux.kingfisher-strategy.com/uploads/1/3/2/3/132302868/9874854.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/2550/6208/files/51587064597.pdf
- https://cdn.shopify.com/s/files/1/0434/7337/1288/files/portfolio_lighting_manual.pdf
- https://cdn.shopify.com/s/files/1/0463/6678/5691/files/czardas_violin_sheet.pdf
- https://cdn.shopify.com/s/files/1/0431/1980/4578/files/waxewevuxukadog.pdf
- https://cdn.shopify.com/s/files/1/0430/0662/3903/files/environmental_compliance_report.pdf
- https://cdn.shopify.com/s/files/1/0430/0688/6051/files/88478406067.pdf
- https://cdn.shopify.com/s/files/1/0437/4944/1688/files/depejeziliru.pdf
- https://cdn.shopify.com/s/files/1/0428/0477/3031/files/zuma_s_revenge_download.pdf
- https://cdn.shopify.com/s/files/1/0436/7086/4037/files/tevagepikexemasavoru.pdf
- https://cdn.shopify.com/s/files/1/0431/8032/7070/files/66595476194.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_off00005add.binb84df921f4fe84c0463ed9552962384d7013adde34e275b995dbfe09f771c7e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5ADD | 5416 bytes |
font_01_sfnt_off00006d35.binfb86ebcf7c1d28286c609eb889b59b556744821f57fa4261c2af02f65e83aaa0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D35 | 12600 bytes |
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