MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, with one pointing to a known malicious redirector at 'https://ttraff.ru/wix?keyword=deferred+tax+asset+balance+sheet+approach'. The document body, though heavily obfuscated, also contains this URL and other links to Shopify-hosted PDFs, suggesting a link farm or redirection strategy. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to redirect users 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.ru/wix?keyword=deferred+tax+asset+balance+sheet+approach
- https://cdn.shopify.com/s/files/1/0434/7245/3797/files/dezogirajononikijoledot.pdf
- https://cdn.shopify.com/s/files/1/0432/8344/7968/files/92087087750.pdf
- https://cdn.shopify.com/s/files/1/0431/9654/7230/files/14940271032.pdf
- https://cdn.shopify.com/s/files/1/0431/3248/5793/files/desowevepu.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/24370467333.pdf
- https://cdn.shopify.com/s/files/1/0432/1945/2063/files/32873883047.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mupesoxozuwimufuvijolus.pdf
- https://cdn.shopify.com/s/files/1/0432/0067/5995/files/alfabeto_cursivo_molde_de_letras_cursivas_grandes_individuais_para_imprimir.pdf
- https://cdn.shopify.com/s/files/1/0432/5657/8212/files/sezijudozomabituwirumu.pdf
- https://cdn.shopify.com/s/files/1/0431/5208/1053/files/books_and_authors_of_2020.pdf
- https://static.usrfiles.com/ugd/fd3290_a951ab0320054b5a9ed60fc13eacc226.pdf
- https://static.usrfiles.com/ugd/b8c837_21cc0cae5a5d426ca3d9d6962460034b.pdf
- https://static.usrfiles.com/ugd/405339_76740b0a07b147aa924df9ec97256d38.pdf
- https://static.usrfiles.com/ugd/98857b_eacaec97aee04142a76f6772b5247f16.pdf
- https://static.usrfiles.com/ugd/b8c837_f5feaa5b87bd480bb0b749da03b8fd65.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_off000061ce.bin81779815d5afc1058833c13b6ac967abd5c57bcda9130535e05ce7ff5212f051 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61CE | 5448 bytes |
font_01_sfnt_off00007455.binb84111ecccb2e277bdb2d84a356b430a72136b38849625df5c930b1d84a256e8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7455 | 14288 bytes |
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