MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to a link farm designed for SEO manipulation. One prominent link redirects to known malicious infrastructure, suggesting a phishing or malware distribution attempt. The ML classifier strongly indicated maliciousness, and the presence of embedded URLs supports this assessment.
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.ru/pify?keyword=spivak+calculus+on+manifolds+solutions+pdf
- http://files.polbacquet-photo.com/uploads/1/3/1/6/131636819/tevexedi_nurof.pdf
- http://files.andrewbixler.com/uploads/1/3/1/4/131453053/ab784de509.pdf
- http://files.frenchwithveronique.com/uploads/1/3/1/3/131384429/8485941.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/5564/3813/files/ruxova.pdf
- https://cdn.shopify.com/s/files/1/0434/4204/5090/files/46060411184.pdf
- https://cdn.shopify.com/s/files/1/0431/4434/7799/files/gukevotulikexer.pdf
- https://cdn.shopify.com/s/files/1/0433/9938/1146/files/human_variant_5e.pdf
- https://cdn.shopify.com/s/files/1/0436/1358/5566/files/97296535059.pdf
- https://cdn.shopify.com/s/files/1/0427/3537/0407/files/66270324482.pdf
- https://cdn.shopify.com/s/files/1/0434/4243/8310/files/vomurenoda.pdf
- https://cdn.shopify.com/s/files/1/0431/9890/6528/files/caddx_turtle_v2_manual.pdf
- https://cdn.shopify.com/s/files/1/0435/4349/4807/files/27560983444.pdf
- https://cdn.shopify.com/s/files/1/0454/5613/0200/files/camscanner_online.pdf
- https://cdn.shopify.com/s/files/1/0432/0801/6027/files/louisiana_literacy_test.pdf
- https://cdn.shopify.com/s/files/1/0427/4647/8759/files/8034420331.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_off0000ce74.bin3f23fb853aa8505bb6910f756e462ee80da5ced53f407c8be031c5b340179572 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE74 | 5432 bytes |
font_01_sfnt_off0000e0dd.bin06807cb01af99b3702746362d7f3af3a763fcb69c678f07e49bc821b8e43e249 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0DD | 16660 bytes |
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