MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many pointing to Shopify domains hosting other PDFs, and a primary link to a known malicious redirector. This indicates a likely SEO manipulation or link farm attack pattern designed to distribute malicious content or traffic. The ML classifier strongly supports the malicious verdict.
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/pify?keyword=learn+portuguese+portugal+pdf
- http://files.peculiaritypress.com/uploads/1/3/0/8/130813770/f174b0d.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0432/7987/6252/files/andrei_moreira_livros.pdf
- https://cdn.shopify.com/s/files/1/0433/2768/4760/files/58806993169.pdf
- https://cdn.shopify.com/s/files/1/0436/1699/3440/files/49504190178.pdf
- https://cdn.shopify.com/s/files/1/0446/4377/8723/files/pufugojupopuwojajerupam.pdf
- https://cdn.shopify.com/s/files/1/0428/1607/7991/files/65776994703.pdf
- https://cdn.shopify.com/s/files/1/0427/9946/4611/files/8509450699.pdf
- https://cdn.shopify.com/s/files/1/0431/1695/3751/files/taiwan_travel_map.pdf
- https://cdn.shopify.com/s/files/1/0435/9208/9759/files/96866014076.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/25322908130.pdf
- https://cdn.shopify.com/s/files/1/0437/5996/0218/files/tutelufibepofepemixedis.pdf
- https://cdn.shopify.com/s/files/1/0432/2711/9784/files/65730759177.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_off00007612.bin4c909e2dbe1e12a6085df46655bd66c18c0768643b15ac8555ee065916561014 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7612 | 4984 bytes |
font_01_sfnt_off00008714.binb3941dd57e444226f5646753b9c642f2213fa05fd317571acbba12ddc22e6421 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8714 | 10420 bytes |
font_02_sfnt_off0000aab5.bin4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAAB5 | 4324 bytes |
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