MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link to a redirector URL, identified as malicious infrastructure. The document body, though heavily obfuscated, also contains the same redirector URL and numerous other links, suggesting a link farm or redirection attempt. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to redirect users to harmful content.
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.com/pify?keyword=corten+steel+sheet+sydney
- http://files.decaturparents.net/uploads/1/3/0/9/130969435/3e51bd909488f.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/3459/1907/files/59899104357.pdf
- https://cdn.shopify.com/s/files/1/0437/3017/4113/files/cet_2020_karnataka_syllabus.pdf
- https://cdn.shopify.com/s/files/1/0443/5417/5132/files/catecismo_romano_o_catecismo_do_concilio_de_trento.pdf
- https://cdn.shopify.com/s/files/1/0430/8015/5289/files/10164481944.pdf
- https://cdn.shopify.com/s/files/1/0431/4585/5137/files/jigapumogusokurunef.pdf
- https://cdn.shopify.com/s/files/1/0431/8524/2275/files/55484032496.pdf
- https://cdn.shopify.com/s/files/1/0433/3692/5342/files/denakevomulon.pdf
- https://cdn.shopify.com/s/files/1/0431/2920/8992/files/38492490581.pdf
- https://cdn.shopify.com/s/files/1/0437/7178/9469/files/antioxidantes_exogenos.pdf
- https://cdn.shopify.com/s/files/1/0432/6935/7728/files/54158013120.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rasebiv.pdf
- https://cdn.shopify.com/s/files/1/0428/6201/8716/files/24715400471.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_off000068fe.bin4836aad968f3686c0e6135fe03ebe951d5a2cfd123c6860c4a1d0000ed81acca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68FE | 4708 bytes |
font_01_sfnt_off000078ed.bin8827c381256dc3b185030d6d1659a4bd89f91bbe8a8659e9eee590af507c801e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78ED | 9996 bytes |
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