MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.com, which is designed to lead users to malicious content. The document body also contains numerous links to other PDFs hosted on Shopify, suggesting a link farm or SEO poisoning tactic to improve search engine ranking for malicious content. The ML classifier strongly indicated maliciousness.
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/wb?keyword=epilepsy%20ketogenic%20diet%20pdf
- http://files.gamechangernd.com/uploads/1/3/0/9/130969993/rokudasawobu_bevul.pdf
- http://files.hectorzenil.net/uploads/1/3/1/1/131164567/wufejotuk_voxepijuba.pdf
- http://files.tuscaloosaguitardrumsbass.com/uploads/1/3/2/6/132695566/3844605.pdf
- http://volesarud.saintgeorgechurchok.org/uploads/1/3/0/9/130968917/pejaxaki.pdf
- https://cdn.shopify.com/s/files/1/0434/9624/3364/files/41665976486.pdf
- https://cdn.shopify.com/s/files/1/0429/2686/6599/files/75113401772.pdf
- https://cdn.shopify.com/s/files/1/0427/3229/0215/files/62149840029.pdf
- https://cdn.shopify.com/s/files/1/0432/8190/7870/files/wesirokabosaterapa.pdf
- https://cdn.shopify.com/s/files/1/0433/7182/3262/files/71818612048.pdf
- https://cdn.shopify.com/s/files/1/0438/1730/4226/files/xokuwifubavavanosijewixej.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/44628440260.pdf
- https://cdn.shopify.com/s/files/1/0430/6308/3170/files/gedujijafalivixufo.pdf
- https://cdn.shopify.com/s/files/1/0432/0637/7632/files/luwesedofonug.pdf
- https://cdn.shopify.com/s/files/1/0450/3168/6294/files/andrea_dworkin.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005d53.bin27596b0c4c99d1a8ae0dbdccf04453cc1c8a35330d7686a40f4830829a98d761 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D53 | 5140 bytes |
font_01_sfnt_off00006ef8.bina51cf343664dd2397c966629e7c5c5fb1d4f44e6aa3c5b96b6dddb527ff32773 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6EF8 | 9624 bytes |
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