MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to external PDF files. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK indicates that at least one of these links leads to known malicious redirector infrastructure. The PDF_SEO_LINK_FARM heuristic further suggests that the document is designed to host a mass of external links, likely for SEO manipulation or to distribute further malicious content. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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.me/wix?keyword=recursive+sequence+convergence+calculator
- http://bonab.chengcheng.space/uploads/1/3/0/7/130776489/gukixekut.pdf
- http://files.stephaniebershyoga.com/uploads/1/3/1/3/131379371/1049198.pdf
- http://gorafi.caribbeanfusion.co.uk/uploads/1/3/0/7/130776699/40751dd17a0ab.pdf
- http://files.prettywhitedog.com/uploads/1/3/2/3/132303248/031e483.pdf
- https://f7e7d4d9-045f-407c-909b-fa6634bac8a1.filesusr.com/ugd/740d8c_384f82c72aa242e4b55e407b3a387e97.pdf?index=true
- https://89468628-2f9d-4bbe-b307-d3d3a2900576.filesusr.com/ugd/d38238_106a1d71b1a847d4bc03541be74745aa.pdf?index=true
- https://f4dade7d-8aaf-4bcb-8057-22a601e1d7c6.filesusr.com/ugd/dcf311_8dfdeeef02d24ae89aee4ab7c2ea5dd0.pdf?index=true
- https://200608d2-b11a-4827-a754-7722431e175d.filesusr.com/ugd/abd6ea_7caa94001d684ea4a58af5a15e1276d1.pdf?index=true
- https://3e8a33f1-8f0f-41d2-837a-9e473c418f3f.filesusr.com/ugd/9ef0c3_728b4c21e2b24fd3967fb799c3c3bcc0.pdf?index=true
- https://cdn.shopify.com/s/files/1/0429/7962/3071/files/72589976327.pdf
- https://cdn.shopify.com/s/files/1/0437/2830/6341/files/38213970497.pdf
- https://cdn.shopify.com/s/files/1/0434/2549/7250/files/excel_vba_attach_file_to_email.pdf
- https://cdn.shopify.com/s/files/1/0440/5267/6773/files/cbse_cce_anecdotal_records.pdf
- https://cdn.shopify.com/s/files/1/0430/7258/5881/files/ikigai_book_free_download.pdf
- https://cdn.shopify.com/s/files/1/0437/3735/0293/files/8810571131.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_off00006041.binb8b15bf345870ec648aab770c96f29e55202b1d17a7bc72e7143d645741dfb0b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6041 | 5160 bytes |
font_01_sfnt_off000071ed.bin68a3dd84f6ca59ef3dea566ca983dce4a12491f7b3afb5ac8a3f1285f8c8f140 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71ED | 10220 bytes |
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