MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=libro+el+aprendiz+de+brujo+pdf+gratis'. This indicates the document's primary purpose is to redirect users to a potentially harmful site. Additionally, a heuristic for a 'Browser extension / update installation lure' suggests social engineering to trick users into installing malicious software. The document body, though heavily obfuscated, contains the same redirector URL and several benign-looking Shopify URLs, likely part of a link farm to improve SEO for malicious content.
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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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.cc/pify?keyword=libro+el+aprendiz+de+brujo+pdf+gratis
- http://files.sussexflowinitiative.org/uploads/1/3/1/4/131438226/85832643af61a4.pdf
- http://files.alexisunderwoodarts.com/uploads/1/3/2/6/132681885/36fed6.pdf
- http://files.buzzboxguitars.com/uploads/1/3/1/6/131607163/rotusoxobaz.pdf
- https://cdn.shopify.com/s/files/1/0430/7720/6178/files/liwivosojeliguwapenas.pdf
- https://cdn.shopify.com/s/files/1/0432/1817/4107/files/35425903901.pdf
- https://cdn.shopify.com/s/files/1/0431/9176/3105/files/bloom_s_taxonomy_questions_stems.pdf
- https://cdn.shopify.com/s/files/1/0430/6888/3097/files/vojetavisa.pdf
- https://cdn.shopify.com/s/files/1/0434/1504/4252/files/data_science_and_big_data_analysis.pdf
- https://cdn.shopify.com/s/files/1/0432/9996/3044/files/85937237136.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/27947700243.pdf
- https://cdn.shopify.com/s/files/1/0450/1949/6606/files/maths_formulas_and_tricks_for_competitive_exams.pdf
- https://cdn.shopify.com/s/files/1/0434/6249/2310/files/dotifuredobazexe.pdf
- https://cdn.shopify.com/s/files/1/0433/8260/3934/files/91741188594.pdf
- https://cdn.shopify.com/s/files/1/0434/5616/8093/files/79247098234.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000073e5.bin628d0c573d342ec3a789da64a8b5411cbbb39533f7ff4940168c4477653b0a5f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73E5 | 5300 bytes |
font_01_sfnt_off000085f6.bin6e8b6514e819a834917c132d780c4f47c42a932ac7381b1ecb70903204287f26 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85F6 | 11352 bytes |
font_02_sfnt_off0000aad4.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAAD4 | 4324 bytes |
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