MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a large number of embedded links, many of which point to external resources. The primary link identified, 'https://ttraff.cc/wix?keyword=libros+de+informatica+para+secundaria', is flagged as a malicious redirector. The document's structure suggests it's designed to act as a link farm, potentially to distribute malware or conduct phishing attacks. The ML classifier also strongly indicated maliciousness.
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.cc/wix?keyword=libros+de+informatica+para+secundaria
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/3600/0931/files/baixar_reader_adobe.pdf
- https://cdn.shopify.com/s/files/1/0430/8333/3785/files/2977750528.pdf
- https://cdn.shopify.com/s/files/1/0465/3626/1782/files/xawaturusunedawosaxu.pdf
- https://static.usrfiles.com/ugd/bd5c68_21eabfa4b26e40a887af350735dff467.pdf
- https://cdn.shopify.com/s/files/1/0432/3724/5086/files/83990985338.pdf
- https://cdn.shopify.com/s/files/1/0435/1816/5144/files/morabog.pdf
- https://cdn.shopify.com/s/files/1/0430/8847/8365/files/tenividitaxukotutesexoj.pdf
- https://cdn.shopify.com/s/files/1/0432/7938/4734/files/bleachers_rollercoaster_m4a.pdf
- https://static.usrfiles.com/ugd/f09a9d_445241891c0546f2b1cd047524e0a0be.pdf
- https://static.usrfiles.com/ugd/217d68_7bab5c3ec1d34205a8a47f82e1f5cb1b.pdf
- https://static.usrfiles.com/ugd/b8c837_01138b9847b64762b35bb299ae6ebf02.pdf
- https://static.usrfiles.com/ugd/81d6a4_b01ecbd7df97455491d505ea454aec72.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_off0000695e.bin726e057fd48c89470b233b3fc834a54ada940555c45ff8b3441d84a64715b59a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x695E | 5348 bytes |
font_01_sfnt_off00007b6b.binc482bf1d3ff852c0600cd1f49a8df56390e130b9cf2637bc23937722f07e7a26 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B6B | 11472 bytes |
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