MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically `ttraff.com`. It also exhibits a PDF link farm heuristic, with numerous links pointing to Shopify-hosted PDFs. The ML classifier strongly flagged this PDF as malicious. The embedded URL `https://ttraff.com/wix?keyword=diferencias+entre+el+lenguaje+oral+y` is the primary IOC, indicating a likely attempt to lure users to malicious 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/wix?keyword=diferencias+entre+el+lenguaje+oral+y
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/2897/1681/files/20000025130.pdf
- https://cdn.shopify.com/s/files/1/0431/2717/7380/files/hampton_bay_ceiling_fan_installation.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/68876684382.pdf
- https://cdn.shopify.com/s/files/1/0436/8846/0441/files/32703_zip_code.pdf
- https://cdn.shopify.com/s/files/1/0431/6571/2535/files/the_settlers_online_combat_simulator.pdf
- https://cdn.shopify.com/s/files/1/0431/1285/7754/files/49032400646.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wojilezufaguxulidumusad.pdf
- https://cdn.shopify.com/s/files/1/0435/9258/1288/files/kuwixuge.pdf
- https://static.usrfiles.com/ugd/b8c837_16d77500cd1d46fa8b209575995d7c32.pdf
- https://static.usrfiles.com/ugd/b77b08_91acd8831ef54554b2f79bfbbf22c58d.pdf
- https://static.usrfiles.com/ugd/7ff653_aa95cdee45b740c1be4ec2f91a20c161.pdf
- https://static.usrfiles.com/ugd/6cf0f5_6768af267f8e456eb8e20b3d5747be86.pdf
- https://static.usrfiles.com/ugd/b7306e_b46999b1cbf34932a2fbdbc0f4eb5465.pdf
- https://static.usrfiles.com/ugd/4d6844_175460d3ad114fb9b8bcb43c0c53b613.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_off000061ba.binda562c7a51aa98d8a153d9dd026421ca1601423bcf118d5cbdcfaae6591e8efc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61BA | 5224 bytes |
font_01_sfnt_off0000739f.binf771b23afe079817e41c38f41f8f5c42c02dcbac3e988de8e2585abe7e764df6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x739F | 10784 bytes |
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