MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains a URL that appears to be part of a link farm designed to attract search engine traffic. The ML classifier strongly indicates maliciousness, and the presence of a redirector URL suggests an attempt to lead the user to a malicious site.
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=break+dance+songs+free
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/d1d005_beae373f1a5641a39f33fe8a041894fb.pdf
- https://static.usrfiles.com/ugd/16a96a_ac616af8feda4fc9b5c687513700c0b3.pdf
- https://static.usrfiles.com/ugd/0dd040_68c3837633494b00b8d2d6872648e024.pdf
- https://static.usrfiles.com/ugd/b6bf5b_8836ea5d67db4af79a5619ceb8ccb31b.pdf
- https://static.usrfiles.com/ugd/76156b_1e0c090f934b4d8381723abcc97dac05.pdf
- https://static.usrfiles.com/ugd/b8c837_1ac3c43eabc7466497d2b29eb1063d4c.pdf
- https://static.usrfiles.com/ugd/2b3f46_6059207f20aa4db5ad00302b3e8987fc.pdf
- https://static.usrfiles.com/ugd/60933b_8a8159487b4a429a9192098d4279c394.pdf
- https://static.usrfiles.com/ugd/10a4aa_0287a5e0b4bb41418d72f5237bc251ed.pdf
- https://static.usrfiles.com/ugd/9ec29b_cbd8b703939e42afa14212ce0fc9faac.pdf
- https://static.usrfiles.com/ugd/dd4472_1ca4102e232648b5816e3ae7e641d634.pdf
- https://static.usrfiles.com/ugd/b8c837_ca8b31c9d3a34512a3594702ac7bedb0.pdf
- https://cdn.shopify.com/s/files/1/0430/4578/1665/files/should_and_shouldn_t_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0429/5426/0633/files/sazigej.pdf
- https://cdn.shopify.com/s/files/1/0430/8353/0407/files/heavy_leather_farming.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_off00006a11.binc459e2cc2e51ccc299d1ef914c6754b508d64efd761b29b81a0dbee66649eb1c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A11 | 5272 bytes |
font_01_sfnt_off00007c13.bind4cbe64764e45a9e54480113129404078c7fbcfcb691d10dacb41a5bf0f2aacd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C13 | 13996 bytes |
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