MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, one of which, 'https://ttraff.ru/wix?keyword=variable+power+supply+pdf', is flagged as a malicious redirector. The document body, though heavily obfuscated, appears to contain this URL and a list of other PDF links, suggesting a link farm or redirection tactic. The ML classifier also strongly indicated maliciousness.
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=variable+power+supply+pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://static.usrfiles.com/ugd/868401_11ef6f2e872548aab9a39a6b7f6c6553.pdf
- https://static.usrfiles.com/ugd/b8c837_132b69ffa7884215a1e977c4c89356e1.pdf
- https://static.usrfiles.com/ugd/1813b3_dc9c3f09e6c044a49765cc3c6dfc4ccf.pdf
- https://static.usrfiles.com/ugd/e73fea_c14d32a4280a490ebcf81a590714ce68.pdf
- https://cdn.shopify.com/s/files/1/0431/4506/8699/files/sonic_3_a.i.r.pdf
- https://cdn.shopify.com/s/files/1/0452/8714/5634/files/pogaf.pdf
- https://cdn.shopify.com/s/files/1/0439/7082/2302/files/3d_reader_app.pdf
- https://cdn.shopify.com/s/files/1/0465/3626/1782/files/50768138312.pdf
- https://cdn.shopify.com/s/files/1/0431/1659/3312/files/nipuzifijujaso.pdf
- https://cdn.shopify.com/s/files/1/0432/2859/4344/files/rijazani.pdf
- https://cdn.shopify.com/s/files/1/0437/3023/9637/files/ropopumipakalupisom.pdf
- https://cdn.shopify.com/s/files/1/0437/4124/9690/files/80649422002.pdf
- https://cdn.shopify.com/s/files/1/0435/9480/9512/files/23883082689.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/
- http://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cdc3.bin91ee62a470966007bcbc0813408499a9fb665a5a605b0ee1f5986d190ef647a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDC3 | 5028 bytes |
font_01_sfnt_off0000def7.bin40f10280f4a067a52ca343dc2234570acf669c863ee87725051876edaeb218b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEF7 | 13128 bytes |
font_02_sfnt_off00010880.bind1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10880 | 4324 bytes |
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