MALICIOUS
194
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, many of which point to external PDF files hosted on various domains, including a dominant host of cdn.shopify.com. One of the primary links directs to a known malicious redirector at 'ttraff.com', which is likely used to obscure the final malicious destination. The ML classifier strongly indicated maliciousness, and the PDF structure suggests a link farm designed to deceive search engines or users.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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/pify?keyword=gallbladder+diet+pdf+spanish In PDF document text
- http://files.srajohnsonspanish.com/uploads/1/3/0/7/130775306/nigogiwozi.pdfIn PDF document text
- http://files.anchorbeertogo.com/uploads/1/3/2/3/132302736/d6852a46b64b1.pdfIn PDF document text
- http://tudisubu.highplainsarena.com/uploads/1/3/1/6/131606349/nusixavofo_xinegi.pdfIn PDF document text
- http://files.foreverearthbound.net/uploads/1/3/1/8/131856125/3678040.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6547/3184/files/mysql_node_createclient.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8209/5517/files/r._danny_bot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3272/1046/files/comunicao_assertiva_no_trabalho.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1958/3138/files/80473921509.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9801/3845/files/zizuzigalaxawimuwurofok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8105/6935/files/wajagimiwor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5821/7631/files/66604794829.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/9644/6878/files/tutorial_android_studio_bahasa_indonesia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2656/9633/files/jepamusuxikuzumafemezibi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6806/2872/files/nanorokoza.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8638/8136/files/39419207737.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3480/2333/files/bestiary_pathfinder.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3314/1149/files/adjetivos_en_ingles_y_espaol_para_describir_personas.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000068b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68B7 | 5300 bytes |
SHA-256: b155075a34aacce5a64b285a4ca89078bd9af64bbcfaa4054c664f779f0a3f86 |
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font_01_sfnt_off00007ab2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AB2 | 10028 bytes |
SHA-256: babd785dda7784a85b2c96cf289f7d073970e3c0ef8545e189fa4dabc9c67baa |
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