MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a significant number of embedded URLs, with one identified as a malicious redirector. The ML classifier strongly indicated maliciousness, and the presence of a link farm suggests an attempt to manipulate external resources. While no scripts were directly extracted, the PDF structure and embedded links are indicative of a malicious document designed for redirection or SEO manipulation.
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=english+writing+skills+worksheets+pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b3bc21_bf1239a1056f4135b19e120ff59a207f.pdf
- https://static.usrfiles.com/ugd/b8c837_098e46542e014b1aa1f46a9e57ee44f4.pdf
- https://static.usrfiles.com/ugd/b8c837_951fbc97f0314ad6833cd4c16376dd10.pdf
- https://static.usrfiles.com/ugd/b8c837_9fef6998794846d1a3f7112cc3b3cd04.pdf
- https://cdn.shopify.com/s/files/1/0437/0097/7816/files/reses.pdf
- https://cdn.shopify.com/s/files/1/0429/6481/1927/files/14951261270.pdf
- https://static.usrfiles.com/ugd/b8c837_ef3ce485d6de47268a4e9a7bbb992ec6.pdf
- https://static.usrfiles.com/ugd/b8c837_cfab689366b6402a9743d9a9f90d4de0.pdf
- https://cdn.shopify.com/s/files/1/0438/4433/7824/files/asme_bpvc_2019_changes.pdf
- https://cdn.shopify.com/s/files/1/0440/7400/8741/files/bharat_song_pagalworld_manikarnika.pdf
- https://cdn.shopify.com/s/files/1/0449/4390/0827/files/accounting_cycle_file.pdf
- https://cdn.shopify.com/s/files/1/0435/5981/3279/files/makikugoxibevalawefosekej.pdf
- https://cdn.shopify.com/s/files/1/0438/2785/5522/files/rozataxafofonaxitipepokuw.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006ef1.bind378208e13512cd2f838291b5daf48e04b8223e0c0b378bdba9b5ac8493b1c95 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6EF1 | 5208 bytes |
font_01_sfnt_off000080b9.bin60818bf3030549b7d8d6871e4aa91dc8993b975dbbf1e435adc0f9758cc5d811 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80B9 | 10304 bytes |
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