MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged as malicious by an ML classifier and contains a critical heuristic indicating a link to known malicious redirector infrastructure. Additionally, it exhibits characteristics of a PDF SEO link farm, embedding numerous external PDF links. The primary malicious IOC is the redirector URL, which likely serves as a gateway to a phishing page or malware download. The document body contains garbled text and a repeated URL, suggesting it's not intended for human readability but rather for SEO manipulation and link distribution.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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 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=path+of+totality+south+carolina+2017
- https://static.usrfiles.com/ugd/b8c837_05380624090343b5bca55777ce2fa750.pdf
- https://static.usrfiles.com/ugd/b8c837_b62ce61e7b49492f9187ab3132f7c316.pdf
- https://static.usrfiles.com/ugd/eda9ba_07a861ba1b0a45c3b52c21fcbcec48f1.pdf
- https://static.usrfiles.com/ugd/b8c837_b2054b899cf84fc094ad39843c379632.pdf
- https://static.usrfiles.com/ugd/b8c837_a644aabf54cd4891aee24555feb8c015.pdf
- https://static.usrfiles.com/ugd/a382ee_786d6dc45bcb455caaec166942658bed.pdf
- https://static.usrfiles.com/ugd/ade4e6_4da345b14c4b4c768e3162ba79a19d0d.pdf
- https://static.usrfiles.com/ugd/b8c837_832aecef188b4b538cd4dcace800634b.pdf
- https://static.usrfiles.com/ugd/dc8a8e_6560ea2242c847299218e3eede0dfdf7.pdf
- https://static.usrfiles.com/ugd/b8c837_d2cebcae217b434ea6de0aeef9b1e0b3.pdf
- https://static.usrfiles.com/ugd/b8c837_2f3a53aed817421298ef206ac3598351.pdf
- https://static.usrfiles.com/ugd/b8c837_571e4396566d4f60a43440070d58006d.pdf
- https://static.usrfiles.com/ugd/b8c837_230c1e8b6a9d45e997fbecb745af5ea6.pdf
- https://static.usrfiles.com/ugd/b8c837_c468c2040188450289c3949a2aa6740d.pdf
- https://static.usrfiles.com/ugd/b8c837_5bd8a78e42484b0187cfcc6f3640ee6e.pdf
- https://static.usrfiles.com/ugd/b85eb0_8e3237aad0ba4c0e9d979b09263a9bf5.pdf
- https://static.usrfiles.com/ugd/067ecb_371c63bf76a6418c97ece4951a0877cf.pdf
- https://static.usrfiles.com/ugd/b9801a_527dd94660974ea7a3520abd5c621279.pdf
- https://static.usrfiles.com/ugd/b8c837_90b894dfaf584e44b82e71d2bf24d862.pdf
- https://static.usrfiles.com/ugd/4bb894_1119b250fb7b4a22a41abe3fa13f24bf.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_off00006b1f.bin63c018a25770e8aa96f602c215969b4e8aff72f9e4243e82a09f4c1d0b8df43f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B1F | 5480 bytes |
font_01_sfnt_off00007dcb.bin9f6c40173bada981cbdc4cdd6c9c4dc00b1212de16ffdc414ef414c374a00b01 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DCB | 10272 bytes |
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