MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.ru, which is disguised with a keyword related to a TV show. The document body and embedded links suggest a lure to a malicious site. The ML classifier strongly flagged this PDF as malicious, and the presence of numerous external links, including a link farm, further supports a malicious intent.
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=fatmagul+dublado+capitulo+1
- https://static.usrfiles.com/ugd/b8c837_64e22d33b8e24ab081d2ae50c4621a43.pdf
- https://static.usrfiles.com/ugd/e8506d_855556062e3b418b8154b12bb0bcd589.pdf
- https://static.usrfiles.com/ugd/b8c837_483394ee66ae42fe82a0d3b3a35fe1b5.pdf
- https://static.usrfiles.com/ugd/b8c837_44cef91b3e7e4b7b847f258b7b565b86.pdf
- https://static.usrfiles.com/ugd/e2c6c1_c54a0a3d391949bd90db21d03ef86877.pdf
- https://cdn.shopify.com/s/files/1/0434/0439/4661/files/printable_check_register_form_free.pdf
- https://cdn.shopify.com/s/files/1/0433/9371/2286/files/centum_vp_training_manual.pdf
- https://cdn.shopify.com/s/files/1/0434/5361/2182/files/disadvantages_of_genetically_modified_foods.pdf
- https://cdn.shopify.com/s/files/1/0440/5703/4902/files/pumesowi.pdf
- https://cdn.shopify.com/s/files/1/0434/6091/9461/files/33635750399.pdf
- https://static.usrfiles.com/ugd/b8c837_683f2d2acf5a4d01bc396865a5358437.pdf
- https://static.usrfiles.com/ugd/b8c837_45ece43204814a668f4ebf9875de5ab5.pdf
- https://cdn.shopify.com/s/files/1/0437/7051/1521/files/luguxo.pdf
- https://cdn.shopify.com/s/files/1/0428/7394/6275/files/52977993612.pdf
- https://cdn.shopify.com/s/files/1/0430/0180/6997/files/nojatotusu.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_off0000655c.binfbf4493ab553f0858d0526ac78d864fc7dd2967d20e31fae9e0c50b1023ff473 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x655C | 5264 bytes |
font_01_sfnt_off00007731.binba7ca6cbbc82b0e355ecb8adbf6c2b2c50def4c2e395979ae02d273a453e2e9a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7731 | 11400 bytes |
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