MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Addends
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.link, which is likely used to funnel victims to malicious sites. The document also features a large number of embedded links to PDFs hosted on Shopify, suggesting a link farm or SEO poisoning tactic to improve search engine visibility for malicious content. The ML classifier strongly indicated maliciousness, supporting the observed redirection and link farm behaviors.
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.link/wix?keyword=albert+einstein+brain+information
- https://cdn.shopify.com/s/files/1/0432/3855/5805/files/beetalk_free_uptodown.pdf
- https://cdn.shopify.com/s/files/1/0430/1019/5605/files/xejoliseraginumizosavebij.pdf
- https://cdn.shopify.com/s/files/1/0433/3977/6159/files/basic_brain_anatomy.pdf
- https://cdn.shopify.com/s/files/1/0431/0158/5570/files/38832629437.pdf
- https://cdn.shopify.com/s/files/1/0430/7235/6509/files/lavupevavut.pdf
- https://cdn.shopify.com/s/files/1/0436/1512/5662/files/23304190205.pdf
- https://cdn.shopify.com/s/files/1/0429/0953/2323/files/video_aula_de_frances_gratis.pdf
- https://cdn.shopify.com/s/files/1/0435/0931/7787/files/jumozapuxivejezog.pdf
- https://cdn.shopify.com/s/files/1/0440/8714/8709/files/tovabomef.pdf
- https://cdn.shopify.com/s/files/1/0439/3595/7147/files/personality_color_test_red_blue_green_yellow.pdf
- https://static.usrfiles.com/ugd/b8c837_5e124e27a9ad40eaa2c231729b4f7778.pdf
- https://static.usrfiles.com/ugd/b8c837_71579a2e973a4942a47c4e245a47f217.pdf
- https://static.usrfiles.com/ugd/d162e3_590d5f2549e4460985b495ff2d078e98.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000075fa.bind674c23d613caa5f42f5b55934a97a4fb63381e8a4b7db00f578547d73c6663f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75FA | 4828 bytes |
font_01_sfnt_off00008638.bin2585e3855b1f1c95e944ad6090d5d2612b9fea2df8abbf9431812e283fbce7d9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8638 | 10088 bytes |
font_02_sfnt_off0000a8b3.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA8B3 | 4324 bytes |
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