MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by an ML classifier and contains a large number of embedded links to other PDF files hosted on Shopify. One of these links, 'https://ttraff.ru/wix?keyword=debora+bloch+pelada', is flagged as a malicious redirector. The document body contains garbled text along with the malicious URL and several benign Shopify URLs, suggesting a link farm or SEO poisoning tactic designed to lure users to malicious 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=debora+bloch+pelada
- https://cdn.shopify.com/s/files/1/0431/1692/0996/files/vapizolozegep.pdf
- https://cdn.shopify.com/s/files/1/0428/2197/6220/files/xbox_360_hacks.pdf
- https://cdn.shopify.com/s/files/1/0431/2003/3943/files/astm_a1065.pdf
- https://cdn.shopify.com/s/files/1/0434/3978/4103/files/exercice_et_corrig_d_algorithme.pdf
- https://cdn.shopify.com/s/files/1/0435/9215/5295/files/56155877289.pdf
- https://cdn.shopify.com/s/files/1/0431/0512/4516/files/17339418655.pdf
- https://cdn.shopify.com/s/files/1/0427/6004/4710/files/curva_de_crecimiento_bacteriano_fases.pdf
- https://cdn.shopify.com/s/files/1/0433/6808/7717/files/20372453303.pdf
- https://static.usrfiles.com/ugd/dc98cc_a90451fe077a4c0a84f97227bfc778ba.pdf
- https://static.usrfiles.com/ugd/b8c837_a5a42b1e2bd64bd5809fbedd7ab6d539.pdf
- https://static.usrfiles.com/ugd/b8c837_39521c72e508469eb1881f03761e2d75.pdf
- https://static.usrfiles.com/ugd/b8c837_1aebf2644115421aa3651062f9b44d5f.pdf
- https://static.usrfiles.com/ugd/2c8d66_486bfc060d794407bb18008d55d5b1c4.pdf
- https://static.usrfiles.com/ugd/b8c837_870e0e68e57640e58ff529effbee9e36.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_off00005620.bin2d0a9cab9971e35a602cd544c9c4d76eb34a6db0f09a6b8b82248dcddff8547f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5620 | 4676 bytes |
font_01_sfnt_off00006605.bin9f00d31a254eb287879eb4edb60d67adcea563bdf0dc1a8a62a81566faaefc64 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6605 | 15096 bytes |
font_02_sfnt_off00009423.bin0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9423 | 4324 bytes |
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