Malware Insights
The PDF file contains a significant number of embedded links, with a critical heuristic firing indicating it's a malicious redirector and a link farm. The primary malicious URL identified is ttraff.ru, which redirects to a page related to a vocabulary worksheet. While many other links point to benign Shopify domains, the presence of the malicious redirector and the sheer volume of links suggest an attempt to manipulate SEO or distribute malicious content through a link farm. No scripts were extracted, and the document body is largely unreadable binary data, limiting further analysis of intent beyond the link farm.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
-
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.
-
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.
-
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=chapter+8+sensation+and+perception+vocabulary+worksheet
- http://files.amygregorio.com/uploads/1/3/0/7/130775027/99f46ea89.pdf
- http://kovakine.salmoncreekcotons.com/uploads/1/3/0/7/130776208/wekat.pdf
- http://fumosuw.dundasmassage.com/uploads/1/3/1/4/131483281/fubewim.pdf
- https://cdn.shopify.com/s/files/1/0438/3988/1373/files/25745170083.pdf
- https://cdn.shopify.com/s/files/1/0432/8954/2809/files/91812603833.pdf
- https://cdn.shopify.com/s/files/1/0430/9850/5377/files/ashrae_170.pdf
- https://cdn.shopify.com/s/files/1/0439/3415/4907/files/28692304627.pdf
- https://cdn.shopify.com/s/files/1/0432/0333/0208/files/koduwabevalenorovupev.pdf
- https://cdn.shopify.com/s/files/1/0437/7382/1082/files/11428039203.pdf
- https://cdn.shopify.com/s/files/1/0433/5819/1768/files/23380826728.pdf
- https://cdn.shopify.com/s/files/1/0438/1474/8322/files/discord_link_text.pdf
- https://cdn.shopify.com/s/files/1/0430/7861/5189/files/63571020857.pdf
- https://cdn.shopify.com/s/files/1/0430/1540/5725/files/webenam.pdf
- https://cdn.shopify.com/s/files/1/0436/6693/1862/files/45069365669.pdf
- https://cdn.shopify.com/s/files/1/0430/4296/3613/files/nilikefenaserodoritikuk.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vidabuvuwegorowomilamum.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_off000073b8.bin7dfbad7cd6036ae7d12f3ecaec987bfa6fa0b539eb94950179de7c446f46e215 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73B8 | 5716 bytes |
font_01_sfnt_off00008738.bin66105fd63bfdcce9c337179bd6aca6287eb19971826964615f45c8dcfa6cfaed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8738 | 11152 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.