MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a significant number of embedded links, with one pointing to a known malicious redirector. The heuristic PDF_SEO_LINK_FARM indicates a link farm strategy, likely intended to lure victims through search engines or by overwhelming them with options. The primary malicious URL identified is https://ttraff.com/wix?keyword=restas+para+tercer+grado, which is flagged as a malicious redirector. 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.com/wix?keyword=restas+para+tercer+grado
- https://cdn.shopify.com/s/files/1/0427/6987/5111/files/judiror.pdf
- https://cdn.shopify.com/s/files/1/0462/3263/3495/files/descriptive_writing_guidelines.pdf
- https://cdn.shopify.com/s/files/1/0430/0813/1233/files/remodatub.pdf
- https://cdn.shopify.com/s/files/1/0429/3355/1260/files/gonatifujorisifelo.pdf
- https://cdn.shopify.com/s/files/1/0432/8521/7436/files/candle_patterns_forex.pdf
- https://cdn.shopify.com/s/files/1/0458/0373/3158/files/xavafije.pdf
- https://cdn.shopify.com/s/files/1/0439/3461/3659/files/bigofijavewemu.pdf
- https://cdn.shopify.com/s/files/1/0431/2688/2471/files/photogrammetry_slideshare.pdf
- https://cdn.shopify.com/s/files/1/0432/3721/2319/files/definition_of_armed_conflict.pdf
- https://cdn.shopify.com/s/files/1/0434/7622/2114/files/pegid.pdf
- https://cdn.shopify.com/s/files/1/0430/9942/2881/files/kibekedakogijo.pdf
- https://cdn.shopify.com/s/files/1/0440/6283/4853/files/dipunimekofokawaxogib.pdf
- https://cdn.shopify.com/s/files/1/0431/9064/8996/files/feria_matematica_preescolar.pdf
- https://cdn.shopify.com/s/files/1/0438/3614/5814/files/71655616547.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_off00005a02.bin4e55e1b2c4fdaa9a69a11a1b03ea67a3ab50475eac635c696a875f6f5379d158 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A02 | 5216 bytes |
font_01_sfnt_off00006bcc.bin856626648cfe056b2dab87db1480ed5b9594f1fa125ae461a02f4224c82f5343 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BCC | 11360 bytes |
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