MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with one specifically identified as a malicious redirector. The document body, though partially corrupted, includes text related to 'capital structure and firm performance thesis' and the malicious URL, suggesting a lure. The ML classifier strongly flagged this PDF as malicious, and the presence of a redirector link indicates an attempt to lead the user to harmful 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.me/wix?keyword=capital+structure+and+firm+performance+thesis
- https://static.usrfiles.com/ugd/de3d83_91963737180148a6888a8c5e09093d6d.pdf
- https://static.usrfiles.com/ugd/b8c837_c60a33eac6584991969a75197cdb0190.pdf
- https://static.usrfiles.com/ugd/2c8d66_2dbab77740ec41e5974de5009cd11370.pdf
- https://static.usrfiles.com/ugd/ecd213_e96200cfd2154ee2b2d29a57415419e2.pdf
- https://cdn.shopify.com/s/files/1/0427/4746/1788/files/storyboard_template_pptx.pdf
- https://cdn.shopify.com/s/files/1/0430/7678/0192/files/sikafuteg.pdf
- https://cdn.shopify.com/s/files/1/0431/0522/2813/files/sufexuriniwaxo.pdf
- https://static.usrfiles.com/ugd/9757e7_079df3650aae4b81be825a07c52a0b73.pdf
- https://static.usrfiles.com/ugd/3bf302_28b53ca495ec4914a8f42e291bc9f3dd.pdf
- https://static.usrfiles.com/ugd/73cb9e_435d7b617a6e43948c742d89fa7a07e6.pdf
- https://static.usrfiles.com/ugd/269bb8_62532ffed46746ae83dcb7d4daf7ed02.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000460b.bin7f85542b3e88cceec7ea1646990ac45a547f2546bb0be046dc7d6de8fb2a75e5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x460B | 5300 bytes |
font_01_sfnt_off000057df.bin3bdc925dc2bae8577b3a412af73b23849a0dd43b61c6ff5e4855bea38ec40899 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x57DF | 10000 bytes |
font_02_sfnt_off00007a14.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A14 | 4324 bytes |
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