MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded URLs, many of which point to external resources. One critical heuristic firing indicates that the PDF links to known malicious redirector infrastructure, specifically `https://ttraff.link/wix?keyword=unit+3+right+triangle+trigonometry+answer+key`. Another critical heuristic identifies this as a PDF SEO link farm, suggesting a large number of links are present to manipulate search engine results or distribute malicious content. The ML classifier also strongly flagged this PDF as malicious.
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.link/wix?keyword=unit+3+right+triangle+trigonometry+answer+key
- http://files.cgcpoems.shop/uploads/1/3/2/7/132740307/5461417.pdf
- http://jadixem.jillbradburn.com/uploads/1/3/0/7/130776035/tekogonagona.pdf
- http://jezigoz.anna-needlepoint-pearson.com/uploads/1/3/1/8/131856054/bogug_muzafesez_jukawejizunowol.pdf
- http://files.vibramhk100.com/uploads/1/3/1/6/131606206/kagowamowiro_vifawudatigugar_kabaxipubasez.pdf
- https://cdn.shopify.com/s/files/1/0462/2640/7575/files/mudugugozonedel.pdf
- https://cdn.shopify.com/s/files/1/0437/7778/6018/files/76605952422.pdf
- https://cdn.shopify.com/s/files/1/0429/6287/8618/files/88503934142.pdf
- https://cdn.shopify.com/s/files/1/0430/9506/4730/files/63217279444.pdf
- https://67f016d6-d126-480f-84bd-48ff53bc4a3a.filesusr.com/ugd/c068f8_bb1665c581cd4a68a02d26427de1f919.pdf?index=true
- https://cdn.shopify.com/s/files/1/0436/2413/6864/files/musomegepuduwafemipud.pdf
- https://cdn.shopify.com/s/files/1/0436/4628/8025/files/57355487923.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_off00004173.bin3edf1ad2210d87f49d0a84ce70a7d7d112f5704cb3fdf821d033abacdbbda5e2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4173 | 5512 bytes |
font_01_sfnt_off0000541e.binbcabd2111415754b091848f440b38d59316751f92fc36a91d6d12cad3ae2160e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x541E | 9668 bytes |
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