MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of external links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at 'ttraff.ru'. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=egypt+pyramids+information', suggesting a lure related to Egypt pyramids to entice users to click the malicious link. The ML classifier strongly flagged this PDF as malicious.
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/pify?keyword=egypt+pyramids+information
- http://files.lucasmusicacademy.com/uploads/1/3/0/7/130738805/7928943.pdf
- http://files.oneeastpaloalto.org/uploads/1/3/1/3/131397971/6a2f49677b5.pdf
- http://jewuzo.fnmiec.ca/uploads/1/3/0/8/130813965/8024004.pdf
- http://files.jerseygreenroomclub.com/uploads/1/3/1/6/131606965/8787ef7.pdf
- http://files.nationalriskmanagementgroup.com/uploads/1/3/2/6/132682731/9cc68260.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/34803766861.pdf
- https://cdn.shopify.com/s/files/1/0429/2778/4095/files/half_sun_svg.pdf
- https://cdn.shopify.com/s/files/1/0432/2951/1835/files/97402758544.pdf
- https://cdn.shopify.com/s/files/1/0432/8361/1801/files/71869642171.pdf
- https://cdn.shopify.com/s/files/1/0429/7526/4919/files/38859369090.pdf
- https://cdn.shopify.com/s/files/1/0430/4322/5751/files/24987052109.pdf
- https://cdn.shopify.com/s/files/1/0439/6302/3518/files/27103135256.pdf
- https://cdn.shopify.com/s/files/1/0431/0096/2977/files/vixov.pdf
- https://cdn.shopify.com/s/files/1/0431/7321/6412/files/fijupisegitoma.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_off0000a939.bin0ffd36c204c165bd531cd8f7f904becf0100c87770d0b24df0092fe81b1ae3a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA939 | 5388 bytes |
font_01_sfnt_off0000bb82.bin22f33a094043eec7d04939a8ee6ab0fcbdd565827451a34ffe47fb86f32da3e4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB82 | 14684 bytes |
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