MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with a critical heuristic firing for PDF_MALICIOUS_REDIRECTOR_LINK pointing to 'ttraff.com'. The document body, though partially corrupted, includes the same URL and a physics-related title, suggesting a lure. The PDF_SEO_LINK_FARM heuristic indicates a large number of external PDF links, likely for SEO manipulation or to distribute malicious content. The ML_NYX_PDF_MALICIOUS classifier strongly supports the malicious nature of this file.
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=potential+and+kinetic+energy+review+questions+answers
- http://files.rudysingh.net/uploads/1/3/1/4/131437085/jelodozadofoguw_vazejituwuj_roxeromamisedu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/7661/6353/files/mutasusagasozosibudejadol.pdf
- https://cdn.shopify.com/s/files/1/0451/5436/9690/files/6684815213.pdf
- https://cdn.shopify.com/s/files/1/0430/0131/5491/files/diwosud.pdf
- https://cdn.shopify.com/s/files/1/0438/2654/4802/files/18157361.pdf
- https://cdn.shopify.com/s/files/1/0431/6761/3082/files/asco_guidelines_for_her2_testing.pdf
- https://cdn.shopify.com/s/files/1/0431/7829/5450/files/73817942961.pdf
- https://cdn.shopify.com/s/files/1/0428/6640/9638/files/3ds_emulator_android_bios.pdf
- https://cdn.shopify.com/s/files/1/0432/8760/9497/files/advanced_engineering_mathematics_zill_free_download.pdf
- https://cdn.shopify.com/s/files/1/0432/9606/3652/files/ashrae_handbook_applications.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_off00007d26.bin9d14754fa0ec6ad31aeb29710557087866d0bf2f068effac82ff051360d6696c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D26 | 5552 bytes |
font_01_sfnt_off00009023.binbac944e1f81b22ae0ecffabaca09b91ab50823581851c3b78857507e52448191 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9023 | 10076 bytes |
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