Malware Insights
The PDF file contains numerous embedded URLs, with a critical heuristic firing indicating a link farm pointing to external PDFs. One of the primary URLs, 'https://ttraff.ru/pify?keyword=gesti%25C3%25B3n+de+calidad+total+metodolog%25C3%25ADa+y+herramientas+pdf', is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL, suggesting it is a key component of the malicious functionality. The presence of many external links, including those hosted on Shopify, points towards an attempt to manipulate search engine results or distribute malicious content through a large network of linked documents.
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.ru/pify?keyword=gesti%25C3%25B3n+de+calidad+total+metodolog%25C3%25ADa+y+herramientas+pdf
- http://files.mohicounseling.com/uploads/1/3/1/8/131871586/1131834.pdf
- http://jezuf.castillosclasses.com/uploads/1/3/0/8/130873995/22c910d25a.pdf
- http://files.ninjamagik.com/uploads/1/3/0/8/130874629/jatupisejumelovavog.pdf
- https://cdn.shopify.com/s/files/1/0432/2246/6720/files/liwirarikasefawegonari.pdf
- https://cdn.shopify.com/s/files/1/0437/2499/6773/files/53975436763.pdf
- https://cdn.shopify.com/s/files/1/0434/1438/8892/files/fixajodawoduwevubomo.pdf
- https://cdn.shopify.com/s/files/1/0431/0047/1456/files/57002655504.pdf
- https://cdn.shopify.com/s/files/1/0429/6572/9429/files/heat_transfer_conduction_convection_radiation.pdf
- https://cdn.shopify.com/s/files/1/0431/6204/2529/files/wii_wad_files.pdf
- https://cdn.shopify.com/s/files/1/0435/3628/5860/files/nugitexudijata.pdf
- https://cdn.shopify.com/s/files/1/0431/0866/3462/files/96891039948.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/57790570823.pdf
- https://cdn.shopify.com/s/files/1/0427/7384/0038/files/pubunurezepusisiwizopetem.pdf
- https://cdn.shopify.com/s/files/1/0434/1887/8114/files/jedi_outcast_walkthrough.pdf
- https://cdn.shopify.com/s/files/1/0435/4700/0983/files/55687233958.pdf
- https://cdn.shopify.com/s/files/1/0436/4537/0518/files/3847880123.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_off0001293c.bin082fe2f13e9c6c64cb8cda30f7ce58893a99fdf81c05c0a761c14482ef3d7cd9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1293C | 5892 bytes |
font_01_sfnt_off00013cdf.bindbdccaf105721e4178912bc51d1e7e8159d76eee7e0b70e57d4ea77d4970579a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13CDF | 11640 bytes |
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