Malware Insights
The PDF file contains a large number of embedded links, many pointing to domains associated with link farms and redirectors, as indicated by the PDF_SEO_LINK_FARM and PDF_MALICIOUS_REDIRECTOR_LINK heuristics. The primary lure appears to be an 'application letter sample for scholarship pdf', directing users to a malicious redirector at ttraff.com. The document body, though heavily obfuscated, contains this lure text and several other URLs, some of which are confirmed benign but many are unknown, suggesting a broad distribution effort. The file's purpose is to redirect users to potentially malicious content through a chain of links.
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=application+letter+sample+for+scholarship+pdf
- http://jepobe.thewarriorsoftruth.com/uploads/1/3/0/7/130776485/2801326.pdf
- http://files.jjeffreymesserole.com/uploads/1/3/1/3/131384018/f3faf9c41e.pdf
- http://tinumirel.arielmakesmedia.com/uploads/1/3/2/8/132814930/wajerekamam-fibolo-rogani-dumuwuxew.pdf
- http://files.thesweetfarm.com/uploads/1/3/1/3/131380063/2787147.pdf
- http://files.sass-and-crafts.com/uploads/1/3/0/8/130815213/puwakujojavulazamad.pdf
- https://cdn.shopify.com/s/files/1/0431/5440/7578/files/.pdf
- https://cdn.shopify.com/s/files/1/0435/0532/0088/files/circuit_analysis_problems_and_solutions_ebook.pdf
- https://cdn.shopify.com/s/files/1/0435/1806/6843/files/85460218884.pdf
- https://cdn.shopify.com/s/files/1/0431/1810/0637/files/castellated_beam_pdf.pdf
- https://cdn.shopify.com/s/files/1/0434/0069/1866/files/vixupokusur.pdf
- https://cdn.shopify.com/s/files/1/0434/2392/4376/files/ccna_cyber_ops_dumps.pdf
- https://cdn.shopify.com/s/files/1/0437/8768/1952/files/82405855295.pdf
- https://cdn.shopify.com/s/files/1/0438/3070/6333/files/dufitezido.pdf
- https://cdn.shopify.com/s/files/1/0429/6251/8182/files/20809009005.pdf
- https://cdn.shopify.com/s/files/1/0438/2549/6221/files/gelarofinufad.pdf
- https://cdn.shopify.com/s/files/1/0448/6030/9665/files/bsa_baloo_training_syllabus.pdf
- https://cdn.shopify.com/s/files/1/0431/9277/8916/files/25886280147.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_off00006ff3.bin03d7e03c3f4761a2015154744cb36aeb17276765c182f194fc102a7b1f7fa7be |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FF3 | 5384 bytes |
font_01_sfnt_off00008206.bind71fd8259e4d33457bd422cde9e94324c5b72327f9cd7b0e043fd2fd567d3b6c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8206 | 10800 bytes |
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