MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector, ttraff.ru, which is likely used to funnel victims to malicious content. The document body, though heavily obfuscated, contains the same URL and appears to be part of a link farm designed to manipulate search engine results. The presence of numerous external links, many pointing to Shopify-hosted PDFs, suggests a coordinated effort to 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=castleford+academy+uniform+policy
- http://files.leftcoastquintet.org/uploads/1/3/1/3/131382141/rutasubo_kanizi_vosap_lisex.pdf
- http://files.soundsfunny.net/uploads/1/3/0/9/130968956/risoporijuj_tovonopozi_pivafazida.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/1610/1793/files/92139848519.pdf
- https://cdn.shopify.com/s/files/1/0433/7824/5790/files/xanomov.pdf
- https://cdn.shopify.com/s/files/1/0431/6191/1458/files/14422445873.pdf
- https://cdn.shopify.com/s/files/1/0433/7677/1224/files/gagikelibatomuwerub.pdf
- https://cdn.shopify.com/s/files/1/0433/6628/5464/files/10th_tamil_guide.pdf
- https://cdn.shopify.com/s/files/1/0427/4041/6678/files/jajaxifej.pdf
- https://cdn.shopify.com/s/files/1/0427/7973/8278/files/12841385559.pdf
- https://cdn.shopify.com/s/files/1/0437/2103/1832/files/kifelevo.pdf
- https://cdn.shopify.com/s/files/1/0428/2885/7503/files/21214369147.pdf
- https://cdn.shopify.com/s/files/1/0443/0387/6252/files/vonulipixaxuxuta.pdf
- https://cdn.shopify.com/s/files/1/0430/1602/8309/files/23216225562.pdf
- https://cdn.shopify.com/s/files/1/0434/4872/9766/files/diduvinowiferizu.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_off00005268.bine55013621c7bc348fcc21fc6cc6f2bd6e6e79f40975ab99b2c198873a9216436 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5268 | 5308 bytes |
font_01_sfnt_off00006462.bin7e3cc5fa28d7f5ad53d1689b3192ddf91f9d309229f3c5daf31cde7be6691033 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6462 | 9876 bytes |
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