MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains text related to a 'Suzuki df140 maintenance manual' and a URL that aligns with the malicious redirector. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm designed to distribute traffic to malicious sites.
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.ru/wix?keyword=suzuki+df140+maintenance+manual
- https://static.usrfiles.com/ugd/b8c837_857fd19f984e4c0fa702c7e3211b0246.pdf
- https://static.usrfiles.com/ugd/b8c837_02d3e4587d254423a7fbd95ea432ab12.pdf
- https://static.usrfiles.com/ugd/b8c837_cf663ef75b884e2ba445f1a2d681b5c6.pdf
- https://cdn.shopify.com/s/files/1/0431/4251/2802/files/palagomit.pdf
- https://cdn.shopify.com/s/files/1/0434/6177/1430/files/danawifob.pdf
- https://cdn.shopify.com/s/files/1/0429/0487/9271/files/968342683.pdf
- https://cdn.shopify.com/s/files/1/0468/1390/5050/files/como_amaestrar_un_hamster_ruso.pdf
- https://cdn.shopify.com/s/files/1/0436/8682/2053/files/63729933935.pdf
- https://cdn.shopify.com/s/files/1/0431/1613/4551/files/19746001427.pdf
- https://cdn.shopify.com/s/files/1/0461/1692/9700/files/ledojo.pdf
- https://static.usrfiles.com/ugd/bdeb4c_0861e581b75543ada5212c6d1809d1d4.pdf
- https://static.usrfiles.com/ugd/735189_f17500016ce24735b260e7f7cb1fea56.pdf
- https://static.usrfiles.com/ugd/3826db_e0f40d4b419449068c3c6669a8a8138d.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_off00007929.binc287613c700b04572684e3e693cfd8e7991970cf55de9ae6ae5c437253ff13d9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7929 | 3404 bytes |
font_01_sfnt_off00008556.bin91f27e986b7d94239f6759966875fa8b4a3d0c364ed446a9255bf2306e3accce |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8556 | 5392 bytes |
font_02_sfnt_off000097ac.bin9c11e0aebbdd5f72879315a8e55cc8cbbd7ac6668ed86085bd9cd781e05eb85a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97AC | 13840 bytes |
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