MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, a significant portion of which point to a redirector URL (ttraff.ru) associated with malicious activity. The ML classifier also strongly flagged this PDF as malicious. The presence of a link farm suggests an attempt to lure users to malicious sites, potentially for credential harvesting or malware delivery.
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=biografias+de+los+hermanos+flores+magon
- https://static.usrfiles.com/ugd/80c1db_97ff26a0c0d1430ea8cad59188305138.pdf
- https://static.usrfiles.com/ugd/b8c837_1089c6a8614948b79ff195f8fdd50e4e.pdf
- https://static.usrfiles.com/ugd/0c268c_d8565b56362449b5befc1d0408d61328.pdf
- https://static.usrfiles.com/ugd/b8c837_efec9eb68e56477fb6a6a8eed6735244.pdf
- https://static.usrfiles.com/ugd/299074_fa42e0c8b4e640f6a1acb917971ed41d.pdf
- https://cdn.shopify.com/s/files/1/0429/2270/5055/files/wewokaxutegazujazinewisa.pdf
- https://cdn.shopify.com/s/files/1/0449/6814/9151/files/warafiderefazeluxes.pdf
- https://cdn.shopify.com/s/files/1/0436/4192/9886/files/36790974308.pdf
- https://cdn.shopify.com/s/files/1/0437/6500/6494/files/93317041788.pdf
- https://static.usrfiles.com/ugd/516574_e9053570c1f440c79d1dee34296a8dc5.pdf
- https://static.usrfiles.com/ugd/b8c837_192eeac6ebaa4d09b818c75621880aa1.pdf
- https://static.usrfiles.com/ugd/b8c837_905a349e35e3427d888c29e42dddf4a6.pdf
- https://static.usrfiles.com/ugd/1decf9_62a2e2fc50524550b172ceaa69583504.pdf
- https://static.usrfiles.com/ugd/b8c837_1bb02df74e0c4388b2052b7cbe492e65.pdf
- https://static.usrfiles.com/ugd/3e87bf_e87eac08051b473e985dedf21d3c4a7d.pdf
- https://static.usrfiles.com/ugd/b8c837_cd358dfc61e540668b4d35995bce5230.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_off00006aee.bin0be21b17c84b19f683fef4f26a257719846dcc067f49e357ef7903c7cf62074d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AEE | 5368 bytes |
font_01_sfnt_off00007d00.bind9293094310e02a9aa7c0dfc265ad26dbd7d664f28e14adcce3fad712b2f847c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D00 | 10788 bytes |
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