Malware Insights
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector at 'https://ttraff.com/pify?keyword=eye+of+the+tiger+sheet+music+for+bar'. This redirector likely serves to obscure the final destination of the malicious content. The document body, though heavily obfuscated, also contains this URL and other links to PDF files hosted on various domains, suggesting a link farm or content distribution network. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to lure users to malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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/pify?keyword=eye+of+the+tiger+sheet+music+for+bar
- http://files.jahc2020.org/uploads/1/3/0/7/130739239/8188241.pdf
- http://files.breakthroughathlete.com/uploads/1/3/0/7/130776265/4a68c8ec847.pdf
- http://files.journeyagtorrington.com/uploads/1/3/0/7/130740465/f22929bb1008.pdf
- https://cdn.shopify.com/s/files/1/0435/9254/8515/files/medical_fitness_certificate_format.pdf
- https://cdn.shopify.com/s/files/1/0437/2971/5354/files/xigolusozoguselinekadov.pdf
- https://cdn.shopify.com/s/files/1/0464/5260/5096/files/vaxatasubosev.pdf
- https://cdn.shopify.com/s/files/1/0428/9904/6553/files/appsc_group_2_new_syllabus_2020.pdf
- https://cdn.shopify.com/s/files/1/0434/4931/9577/files/math_games_for_adults.pdf
- https://cdn.shopify.com/s/files/1/0437/5996/0218/files/inorganic_chemistry_notes.pdf
- https://cdn.shopify.com/s/files/1/0429/3269/9295/files/windows_10_restricting_speed.pdf
- https://cdn.shopify.com/s/files/1/0428/9373/8143/files/xepakaneveb.pdf
- https://cdn.shopify.com/s/files/1/0438/5538/0630/files/wikuxiku.pdf
- https://cdn.shopify.com/s/files/1/0440/4966/2117/files/rupobaxusonavavaxefononan.pdf
- https://cdn.shopify.com/s/files/1/0429/7113/6154/files/gixep.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_off00004b05.bind334aa48210c59d570be27b18101982427eb3e61d936e78b14165e3e6999a687 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B05 | 5464 bytes |
font_01_sfnt_off00005d8b.bin93b6ff115cedf8dc5a745d7a0f8b7d6a2964fcabc8d3cb9af7526069950dbca0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D8B | 10648 bytes |
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