MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a machine learning model as malicious and contains a critical heuristic indicating it links to known malicious redirector infrastructure. Additionally, it exhibits characteristics of a PDF link farm, with numerous embedded URLs. The document body, though heavily obfuscated, contains references to the malicious redirector URL and several Shopify-hosted PDF files, suggesting a lure to download further content or navigate to malicious sites.
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=types+of+cultural+diffusion+pdf
- https://cdn.shopify.com/s/files/1/0432/7004/5864/files/bupofuvirodub.pdf
- https://cdn.shopify.com/s/files/1/0436/1561/7182/files/neuroblastoma_pathophysiology.pdf
- https://cdn.shopify.com/s/files/1/0434/3965/3030/files/fofowipedoralalakegotem.pdf
- https://cdn.shopify.com/s/files/1/0433/9073/0398/files/17921638381.pdf
- https://cdn.shopify.com/s/files/1/0431/5689/7947/files/leave_application_form_sample_doc.pdf
- https://cdn.shopify.com/s/files/1/0431/5031/1579/files/jusuxebanevari.pdf
- https://static.usrfiles.com/ugd/7598fa_d70d6af22be948b884e43e9bb882419e.pdf
- https://static.usrfiles.com/ugd/b8c837_0f2ad387e20a47299e5a29df560e34c8.pdf
- https://static.usrfiles.com/ugd/97493d_b1f317f802f44fd4b78f350b542cc4f6.pdf
- https://static.usrfiles.com/ugd/01bc73_7ade2dec550c461da2d5a7033c53f905.pdf
- https://static.usrfiles.com/ugd/0779a3_385dded983aa44068ea11f576aab96d7.pdf
- https://static.usrfiles.com/ugd/b8c837_84a0b93aa568496e8e1fa3454ffecf22.pdf
- https://static.usrfiles.com/ugd/409ca8_29bec79ca87840b98f72b302f1972eaf.pdf
- https://static.usrfiles.com/ugd/e2f197_d44e5f346258458e8265f9f9624b2b8c.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007404.bin3df41087e70fffa5a0caf8f16cd2b2a6eaec019be2ff5a4c730bf2998dce7d32 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7404 | 5200 bytes |
font_01_sfnt_off000085cc.bin8cda2c17892c542d14c107cff453130d50e9d81d382c205024386720892762b3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85CC | 10192 bytes |
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