MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a heuristic firing for linking to known malicious redirector infrastructure, specifically pointing to 'https://cctraff.ru/123?keyword=watch+brave+online+for+free'. The document body, though heavily obfuscated, contains text related to watching content online and the authoring application, suggesting a lure. The presence of numerous external PDF links, many benign but some unknown or malicious, indicates a link farm or redirection strategy.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://cctraff.ru/123?keyword=watch+brave+online+for+free In PDF document text
- https://cdn-cms.f-static.net/uploads/4368748/normal_5f9629501db89.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417207/normal_5f9a21c318316.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4405650/normal_5f99c4ebc42c3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369653/normal_5f8ea512e670e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4386092/normal_5f8ce018122ed.pdfIn PDF document text
- https://rezizeme.weebly.com/uploads/1/3/0/7/130775554/9546664.pdfIn PDF document text
- https://bufazori.weebly.com/uploads/1/3/4/3/134377245/xepesoxetas-kaxok.pdfIn PDF document text
- https://nadazilagola.weebly.com/uploads/1/3/4/3/134314388/1e02a42e4c1d711.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4374371/normal_5f8f38b48f780.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366028/normal_5f87129fa3655.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368999/normal_5f8f60724432b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4389830/normal_5f951896bfb4e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367951/normal_5f8c12de1d22d.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/c6b42a86-2810-4e7c-b308-e578631d3e25/whirlpool_duet_washer_codes_lf.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1a2304eb-62d6-434c-a60e-23ac7dbd3d1e/2229309118.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0319/9138/files/refukojat.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/10b21ca6-e754-4b7c-a64f-2cd74e31611b/fuwofamemukugibufugit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0476/7557/2390/files/zetoguvonikarexezi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/56b48b6e-6b01-4222-bdea-b4281fa54e61/zovavumadunuladojitijukip.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0266/9422/2000/files/zagepanup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0492/0383/9140/files/82171826193.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/734e677d-a1e4-4c52-9d78-6fe0af36d087/gubegurudanowajivon.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a0f4d6ae-c011-418d-a842-aace0d82f6b3/35459626190.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/52f9202f-474c-462d-8061-4ec6ff50ac99/53767205682.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0481/7990/4679/files/fau_erlangen_exam_schedule.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000944c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x944C | 5004 bytes |
SHA-256: 9f5353e04365728c43b5f10ef6d4c301f5b44c47e731365e8fad873b8bc03804 |
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font_01_sfnt_off0000a55f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA55F | 11944 bytes |
SHA-256: 6f6ba5565aba9888a63438f99b7b72571d407f46bd30442bbe8c598ae0ecbb9c |
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font_02_sfnt_off0000cd82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD82 | 16328 bytes |
SHA-256: e532e4f9bc7f065d20ebdc1b23ba3b98dd9b430e16c8f34361f1d0c4b14ac934 |
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