MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of embedded links, many of which point to external PDF files, a technique often used in SEO link farms to manipulate search rankings. One of the embedded URLs, 'https://ttraff.link/123?keyword=how+star+wars+conquered+the+universe+pdf', is identified as a malicious redirector. The document body, though partially garbled, also contains this malicious URL and other PDF links, suggesting an attempt to drive traffic to malicious infrastructure.
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/123?keyword=how+star+wars+conquered+the+universe+pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://s3.amazonaws.com/wisuw/8128845924.pdf
- https://uploads.strikinglycdn.com/files/dc7e2ff3-7b12-45f8-a5e2-8b02dd347cbe/nuravixulawukozireb.pdf
- https://s3.amazonaws.com/vaxebisapesi/miromabifaw.pdf
- https://s3.amazonaws.com/tabobujimo/banderas_del_mundo_para_imprimir.pdf
- https://uploads.strikinglycdn.com/files/b47b386c-8b7b-4d51-ba66-ea95c1622c16/safuguwodumixokegunisi.pdf
- https://cdn.shopify.com/s/files/1/0495/4852/5735/files/raguzavumetajexolox.pdf
- https://cdn.shopify.com/s/files/1/0505/8661/5976/files/manual_master_cylinder_for_disc_brakes.pdf
- https://uploads.strikinglycdn.com/files/b5f6d556-907d-45d2-b4bd-757355833702/lijusuf.pdf
- https://uploads.strikinglycdn.com/files/52b21725-b9cd-482c-912f-eb4e4c59f42d/fesusamilofavebiwuniluwa.pdf
- https://cdn.shopify.com/s/files/1/0499/8030/9666/files/petawujifu.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_off00005f61.bin0ad2f9405ffe614c9e3b8f33c59dcfed607e2907703a0913f7f641e1feebb143 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F61 | 5448 bytes |
font_01_sfnt_off000071f9.bin8c8f7511c334df0bd68979b14086a311c33e811c3201ec1306d5c061077f2d35 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71F9 | 9932 bytes |
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