MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to domains associated with link farms and redirectors. One critical heuristic firing indicates a direct link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that matches one of the identified malicious links, suggesting the document's primary purpose is to drive traffic to these malicious sites.
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.link/wix?keyword=modern+taekwondo+the+official+training+manual+pdf
- http://dabekugux.lamiragejewelers.com/uploads/1/3/1/0/131070301/8154805.pdf
- http://files.sporkbooks.com/uploads/1/3/2/6/132696112/benomene.pdf
- http://files.konektis.ca/uploads/1/3/1/0/131070508/zepigegaxizi_gekegaga.pdf
- http://files.westerncanineacademy.ca/uploads/1/3/1/3/131383664/lobop.pdf
- https://cdn.shopify.com/s/files/1/0436/1669/8526/files/92554531426.pdf
- https://5ff20563-6881-4387-b899-f6a39a205046.filesusr.com/ugd/808cd0_1cc2f51d754b4c658d187fdb05e0085d.pdf?index=true
- https://46032d26-0161-49ab-bcb5-df44870d0ad4.filesusr.com/ugd/03dcd4_4b629aa3e3574af996cde7880b275143.pdf?index=true
- https://d71fa68e-39fd-4ef7-bca8-b9e1f36ec952.filesusr.com/ugd/98e2de_26ceb2102f704e7487305c46e0ff5cb6.pdf?index=true
- https://5058f485-bf18-4940-9385-12532ace4b43.filesusr.com/ugd/bb3bf9_55372571e2394ac6bf3f6716aedfc0d9.pdf?index=true
- https://cdd7de40-ed07-4ee3-965c-c49fd2eaf3a1.filesusr.com/ugd/c70c35_d823a85133cd4cc89c94aaf1b7eaa5fe.pdf?index=true
- https://619a9b77-79a3-4b37-824d-efc722fef763.filesusr.com/ugd/8da65f_8ca9883c3e694dcaaa1c2d3d0e360901.pdf?index=true
- https://313c09bb-7617-4f06-8f44-46f064902ea1.filesusr.com/ugd/b48b60_19d33a5876534c96a7a369b7d3d302cd.pdf?index=true
- 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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004310.binc947b1e9d541e2c4fa4a4888b739b3b86c2e5cf677a9ff16ffe826ac5a677873 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4310 | 5552 bytes |
font_01_sfnt_off000055f5.bin56471cbccb58e1d7aeff6c389e7c77cf5810bb88fa77cb6978c8d055d056fd1f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55F5 | 10052 bytes |
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