MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many of which point to benign Shopify domains, but one critical link redirects to a known malicious infrastructure. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK and ML_NYX_PDF_MALICIOUS strongly indicate malicious intent. The document body, though partially corrupted, contains text related to a book search query and a URL, suggesting a lure to a malicious site.
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/pify?keyword=data+structures+and+algorithm+analysis+mark+allen+weiss+pdf
- http://files.ctslutheran.org/uploads/1/3/0/7/130775027/4618636.pdf
- http://files.dreamscapesiberians.com/uploads/1/3/1/3/131398423/disuruzow.pdf
- http://files.microneedleregulatory.org/uploads/1/3/0/9/130969989/waroxugos-powimij-kobesozinot-ligidenibiku.pdf
- http://files.techshark.org/uploads/1/3/1/3/131384098/vetiniwujilozumam.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0436/1161/9491/files/codecademy_python.pdf
- https://cdn.shopify.com/s/files/1/0440/0391/7974/files/contacto_carl_sagan_libro.pdf
- https://cdn.shopify.com/s/files/1/0434/3257/5132/files/bob_online_account_opening_form.pdf
- https://cdn.shopify.com/s/files/1/0433/4292/1883/files/epigenetics_2020.pdf
- https://cdn.shopify.com/s/files/1/0429/5704/5913/files/93680863351.pdf
- https://cdn.shopify.com/s/files/1/0431/8117/9037/files/nitowenaxanatusulanag.pdf
- https://cdn.shopify.com/s/files/1/0428/0962/2695/files/purikizezitonusuz.pdf
- https://cdn.shopify.com/s/files/1/0431/0184/7708/files/herblore_calc_rs3.pdf
- https://cdn.shopify.com/s/files/1/0432/2502/2621/files/36264734719.pdf
- https://cdn.shopify.com/s/files/1/0433/6667/8686/files/83657252291.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/66689816557.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_off00006676.bina3930ab7f9b8617676e36dc073b1d7db250be0cbd082c4d4c07c1a3742c265a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6676 | 5828 bytes |
font_01_sfnt_off00007a44.bin0142a92f99374771037ad3aef10def361eabb99a8313f5b2a2e73f180f133202 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A44 | 10408 bytes |
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