MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to `https://ttraff.com/wix?keyword=dark+souls+remastered+guide+100`. The document body, though heavily obfuscated, also contains this URL, suggesting it is the primary lure. The file also exhibits characteristics of a PDF link farm, with numerous embedded URLs, many pointing to `cdn.shopify.com` and `static.usrfiles.com`, likely for SEO manipulation or to host further malicious content. The ML classifier 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.com/wix?keyword=dark+souls+remastered+guide+100
- https://static.usrfiles.com/ugd/111c46_34618947016f4e5592d053ca2fa8fff8.pdf
- https://static.usrfiles.com/ugd/b8c837_a182443aa60d49d9aceba2fbf9fcfffd.pdf
- https://static.usrfiles.com/ugd/4117a9_489cf3606ccf4fcca29417c8309d5b67.pdf
- https://static.usrfiles.com/ugd/dc8a8e_7f93160ebdee46e1812855b239ab236b.pdf
- https://cdn.shopify.com/s/files/1/0437/5507/7781/files/bruce_springsteen_the_river_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0433/3820/3290/files/87502422803.pdf
- https://cdn.shopify.com/s/files/1/0438/4486/2114/files/anatomy_of_human_brain.pdf
- https://cdn.shopify.com/s/files/1/0432/5107/3174/files/ligoz.pdf
- https://cdn.shopify.com/s/files/1/0428/5667/7543/files/reporting_grantor_letter_on_1040.pdf
- https://cdn.shopify.com/s/files/1/0433/3977/6159/files/cultivo_de_arboles_frutales_en_macetas.pdf
- https://cdn.shopify.com/s/files/1/0437/0454/9544/files/historia_del_neoliberalismo.pdf
- https://cdn.shopify.com/s/files/1/0431/2154/1274/files/5970688931.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_off00005cb7.bin0ae1189e006bd4d493b27aa2460e1a6a60e329a706a61eab883758d953eb6bb5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CB7 | 5404 bytes |
font_01_sfnt_off00006f0f.bin54ee03b4801394131745951f38026e22b0182e89843dd6b6eba61bea2b6ceafd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F0F | 10360 bytes |
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