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 point to a redirector service (ttraff.com) that is known to host malicious content. The heuristic PDF_SEO_LINK_FARM indicates a deliberate attempt to create a link farm, likely for SEO manipulation or to distribute malicious payloads. The ML classifier also strongly flagged this PDF as malicious.
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.com/pify?keyword=teorias+causalista+y+finalista+de+la+accion+pdf
- http://files.europeanfenestrationsystems.com/uploads/1/3/1/3/131379181/2b27e4abdf.pdf
- http://files.mtnspinweave.org/uploads/1/3/1/4/131453592/e68978dbfb6d4.pdf
- http://files.hospicemiramichi.com/uploads/1/3/1/1/131164152/3915750.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/2312/3100/files/96786599494.pdf
- https://cdn.shopify.com/s/files/1/0435/2717/6344/files/el_cuervo_allan_poe.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/xokuwunojuvilil.pdf
- https://cdn.shopify.com/s/files/1/0428/5654/6467/files/bovose.pdf
- https://cdn.shopify.com/s/files/1/0429/6127/2983/files/st_augustine_confessions_chadwick.pdf
- https://cdn.shopify.com/s/files/1/0431/1243/1776/files/morisulumamanedozazuvojid.pdf
- https://cdn.shopify.com/s/files/1/0432/9085/3541/files/lokesanenenomosukikesap.pdf
- https://cdn.shopify.com/s/files/1/0430/4742/0066/files/86238562247.pdf
- https://cdn.shopify.com/s/files/1/0436/2820/0096/files/alfabeto_hebreo_moderno.pdf
- https://cdn.shopify.com/s/files/1/0433/5586/5243/files/lunitu.pdf
- https://cdn.shopify.com/s/files/1/0435/0358/3384/files/87040998943.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_off00007fd4.bin9445717833ec78a32cebe5b53670eed256cbe59a607e90248f10f2d4c508f6cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FD4 | 5200 bytes |
font_01_sfnt_off00009199.bin9995eeb9b131b573a2174a6b58af655dc5597b66bef28afbcb52e2cdefdb6ef5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9199 | 11136 bytes |
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