MALICIOUS
158
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1566.002 Spearphishing Attachment
The PDF contains embedded JavaScript and a critical heuristic firing indicates a malicious redirector link. The primary malicious URL, 'https://ttraff.ru/wix?keyword=yoh+yoshinari+art', is likely intended to lead the user to a phishing or malware distribution site. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to obscure the malicious destination. The ML classifier also 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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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/wix?keyword=yoh+yoshinari+art
- https://cdn.shopify.com/s/files/1/0431/7177/4615/files/5843774350.pdf
- https://cdn.shopify.com/s/files/1/0434/0937/5397/files/wound_infection_prevention_guidelines.pdf
- https://cdn.shopify.com/s/files/1/0429/9915/2799/files/mebanuzikegemovoxigi.pdf
- https://cdn.shopify.com/s/files/1/0428/7997/5590/files/92890540859.pdf
- https://cdn.shopify.com/s/files/1/0430/8421/8521/files/vusonexalewabebavupine.pdf
- https://cdn.shopify.com/s/files/1/0431/4995/1138/files/jaxikaluxidomev.pdf
- https://cdn.shopify.com/s/files/1/0435/8157/1227/files/7101827454.pdf
- https://cdn.shopify.com/s/files/1/0429/3813/8783/files/3085918910.pdf
- https://cdn.shopify.com/s/files/1/0428/2230/3900/files/batman_vs_superman_movie_in_tamilrockers._li.pdf
- https://static.usrfiles.com/ugd/b8c837_424d2e06a9b944198bb36cef0e58beaf.pdf
- https://static.usrfiles.com/ugd/b8c837_96fc0f23e4144a17826ac6aca3cbee9b.pdf
- https://static.usrfiles.com/ugd/a640e9_6f32be090ce3401f8c0db4d2849982e0.pdf
- https://static.usrfiles.com/ugd/99965f_9878bb3cfd28452db9fc79d5b1ba53ee.pdf
- https://static.usrfiles.com/ugd/c836c3_1c26b66eed0e4f4a8ce360daad2512ba.pdf
- https://static.usrfiles.com/ugd/01e791_916eb6d4557a4cfa88124d6e9df284a2.pdf
- https://static.usrfiles.com/ugd/857e61_49c132e533c94be1afa1f99d5179494c.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_off00004c4c.bin08110a215f1acd41d6cf1e588845dc4ecf0cd83c35a862fb394dccb013d816d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4C4C | 3568 bytes |
font_01_sfnt_off000058f3.bine84f60f60645c6a68c6169c1e3aa694cbcfe989c8f1c4b9b788a12c311c06490 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x58F3 | 4804 bytes |
font_02_sfnt_off00006942.bin884c7c8e37f168d2977fb9f2f57a04957ac312a2916ddddccfd3f08ab6eeb2f5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6942 | 10016 bytes |
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