MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF document exhibits characteristics of a link farm, with numerous embedded URLs. One prominent URL, 'https://ttraff.club/wix?keyword=yuval+noah+harari+sapiens+a+brief+history+of+humankind+summary', is flagged as a malicious redirector. The presence of a large number of links, many pointing to the same domain, suggests an attempt to manipulate search engine results or distribute malicious content through a network of seemingly benign documents.
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.club/wix?keyword=yuval+noah+harari+sapiens+a+brief+history+of+humankind+summary
- https://static.usrfiles.com/ugd/2ca09c_fc1a83a2addc42a5856487ecf824bbc8.pdf
- https://static.usrfiles.com/ugd/f14cf6_44c3cd1cad8042fda91ee98cebbc7932.pdf
- https://static.usrfiles.com/ugd/ee9d3f_24e46cffb0a947b2bcbe6b437b249468.pdf
- https://static.usrfiles.com/ugd/b8c837_d1cf448b6cbc46a68b31134152d4f845.pdf
- https://cdn.shopify.com/s/files/1/0431/6856/3351/files/29626550036.pdf
- https://cdn.shopify.com/s/files/1/0433/9702/1854/files/secretary_short_story.pdf
- https://cdn.shopify.com/s/files/1/0429/0173/3542/files/microsoft_office_2016_mac_crack.pdf
- https://cdn.shopify.com/s/files/1/0432/1483/1780/files/magaxopitatajilonigifapok.pdf
- https://cdn.shopify.com/s/files/1/0433/5039/2984/files/wasonemorogani.pdf
- https://static.usrfiles.com/ugd/6cf0f5_00d4f4795f7c46e3bcee3635934f789d.pdf
- https://static.usrfiles.com/ugd/b8c837_2fb875fa3d1c47099af43c8358cca095.pdf
- https://static.usrfiles.com/ugd/b8c837_1b975aed840f46c6a6f75c187cd3bbef.pdf
- https://static.usrfiles.com/ugd/b8c837_35abd24c862d4319b7e29aed266c0f7d.pdf
- https://static.usrfiles.com/ugd/b8c837_0fd2484c14884def85a5fb0ec61fbfc7.pdf
- https://static.usrfiles.com/ugd/b8c837_cd6e12968b1e492685f902502269d625.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_off00008a76.binba2c71a13eca487893a74939e9c018eadd59908a2ed28e45a9e87d09957eb497 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8A76 | 5608 bytes |
font_01_sfnt_off00009d64.bin095b0eb7b71373b3497bdb64960e5c62959346544e852acf6ccb0131b869ddd7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D64 | 11656 bytes |
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