MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, one of which, 'https://ttraff.com/wix?keyword=cox+webmail+app+for+android', is flagged as a malicious redirector. The document body, though heavily obfuscated, appears to contain this URL and other benign-looking PDF links, suggesting a link farm or redirection tactic. The ML classifier strongly indicates maliciousness, supporting the hypothesis that this PDF is designed to redirect users to malicious infrastructure.
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/wix?keyword=cox+webmail+app+for+android
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/4e6dd5_2aa76d6aab96476abec950f181599f8c.pdf
- https://static.usrfiles.com/ugd/a467d2_673edd620fcb4fe292c71638b64e76d4.pdf
- https://static.usrfiles.com/ugd/b8c837_2340e696f5dc42019d3008791caf6d4b.pdf
- https://static.usrfiles.com/ugd/77941b_48d4954a9b6141999a6945944a84fba0.pdf
- https://cdn.shopify.com/s/files/1/0457/5638/3396/files/zawabomisige.pdf
- https://cdn.shopify.com/s/files/1/0431/8360/3876/files/simunotasawonu.pdf
- https://cdn.shopify.com/s/files/1/0430/5348/2138/files/cab_killeen_tx.pdf
- https://cdn.shopify.com/s/files/1/0431/6132/1634/files/designing_data-_intensive_applications.pdf
- https://static.usrfiles.com/ugd/b8c837_15da4e260a7745cea480e065b662638a.pdf
- https://static.usrfiles.com/ugd/bd5c68_53f60053cc5c49f590ef8c1a0460ae47.pdf
- https://static.usrfiles.com/ugd/c618e9_f5f148351dcb4a3e9e3213d034197555.pdf
- https://static.usrfiles.com/ugd/79e5df_0c869c7fe02d4b2ab1d11d04efe4146a.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_off000060dc.bin54d85da95fd1bcdff9d9f59c85f6d7a7ccf91d7d3d2d6e3ac39285e35a06a42b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60DC | 5212 bytes |
font_01_sfnt_off0000728d.bin8cbb4d9ea42e8b746170a3091ebd9fe400f26ff2a86e2315a22dd42b3de04f7b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x728D | 10300 bytes |
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