MALICIOUS
154
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, with a significant portion pointing to a link farm hosted on static.usrfiles.com. One of the primary links directs to a known malicious redirector at ttraff.com. This suggests a tactic to manipulate search engine results or to distribute malicious content through a large number of seemingly benign links.
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/wix?keyword=true+believer+hoffer+pdf
- https://static.usrfiles.com/ugd/a107db_f2e4c5c079eb440fae093a36ab7a11f3.pdf
- https://static.usrfiles.com/ugd/5926b4_87c2dd25e1ec4690b70fb4cc92b17591.pdf
- https://static.usrfiles.com/ugd/9ea9b6_8d326aaa7da942bc80cf0aed212b53b6.pdf
- https://static.usrfiles.com/ugd/83e24f_69c295f6042f47dcb65f3067ef00d7d5.pdf
- https://static.usrfiles.com/ugd/432b07_e1c0d65b6ba746eeaf060b8dec0d6a53.pdf
- https://static.usrfiles.com/ugd/b8c837_1e4b7dc14fdd4908b093f5951b182647.pdf
- https://static.usrfiles.com/ugd/d63aaf_4eb1d118877f45558d6ee1c92dc2d363.pdf
- https://static.usrfiles.com/ugd/b8c837_994f233a8f7142e2aa9eb3e797c90b38.pdf
- https://static.usrfiles.com/ugd/d55797_3d657b881ddf4f579baa7d9f92b889df.pdf
- https://static.usrfiles.com/ugd/b8c837_259237dfbc5c4eaab657fb1e0700b98d.pdf
- https://static.usrfiles.com/ugd/1e32c2_a75464d7c87b4e1d9792767e09b69b01.pdf
- https://static.usrfiles.com/ugd/b8c837_bfc36dbfc92841ee91c1c25decd4610c.pdf
- https://static.usrfiles.com/ugd/ea78e0_550878a1594e47af9ba89d8e0a9fc5b3.pdf
- https://cdn.shopify.com/s/files/1/0433/6248/4383/files/58088216838.pdf
- https://cdn.shopify.com/s/files/1/0435/3707/2280/files/livugupulal.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_off000080c0.bin8b175473936e439dc00c53ef8cefbb77ef9b8f6bae4d8011d5ad9ab91b95c82c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80C0 | 4892 bytes |
font_01_sfnt_off00009156.bin8ec66b5a771402dbe96013ac59c69ad9d8f6314fd51ff46fdb4cb946cdcc939b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9156 | 9948 bytes |
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