MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by a machine learning classifier and contains a critical heuristic indicating it links to known malicious redirector infrastructure. It also exhibits characteristics of a PDF link farm, embedding a large number of external links, many of which point to Shopify domains but are likely part of a SEO spam campaign. The primary malicious URL identified is ttraff.ru, which is used in conjunction with a keyword suggesting a lure for search engine traffic.
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=las+7+bellas+artes+definicion+pdf
- http://tijexum.scsualumnibandassociation.com/uploads/1/3/0/7/130775181/816605c5f4d7383.pdf
- http://belosi.anthonytopham.com/uploads/1/3/1/3/131380600/3f503b1db8f.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/4085/7494/files/benign_paroxysmal_positional_vertigo_exercises.pdf
- https://cdn.shopify.com/s/files/1/0435/2396/5079/files/tudibe.pdf
- https://cdn.shopify.com/s/files/1/0440/2629/8533/files/xumimorawuvejusi.pdf
- https://cdn.shopify.com/s/files/1/0436/8737/9094/files/aneurisma_de_aorta_descendente.pdf
- https://cdn.shopify.com/s/files/1/0434/1425/7820/files/96385760546.pdf
- https://cdn.shopify.com/s/files/1/0431/8494/7357/files/83698422436.pdf
- https://cdn.shopify.com/s/files/1/0432/6971/8172/files/donulixebutamafaje.pdf
- https://cdn.shopify.com/s/files/1/0430/0819/6767/files/93410401740.pdf
- https://cdn.shopify.com/s/files/1/0431/2468/7014/files/fodom.pdf
- https://cdn.shopify.com/s/files/1/0432/3459/0878/files/62946218009.pdf
- https://cdn.shopify.com/s/files/1/0429/0881/1427/files/71998561316.pdf
- https://cdn.shopify.com/s/files/1/0434/8408/6424/files/85970603085.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_off0000604f.bin278a08e3d36971a6070c2b91a421f02f33e787aa1b58f037d5cfc4f79e082ab8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x604F | 5312 bytes |
font_01_sfnt_off00007268.binfb05deab8ebe21f94d9fc5006456843440f7dad9f951d72a810cded52180a63c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7268 | 10308 bytes |
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