MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a link to a known malicious redirector, ttraff.ru, which is likely intended to lead the user to a malicious site. The document body, though heavily obfuscated, contains the same URL, suggesting it's the primary lure. The presence of numerous other PDF links, many pointing to Shopify, indicates a potential link farm or SEO manipulation tactic to obscure the malicious redirector. 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.ru/wix?keyword=carbon+democracy+chapter+summary
- https://cdn.shopify.com/s/files/1/0432/2181/1362/files/97678139977.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dagezaluvonanapukinuwit.pdf
- https://cdn.shopify.com/s/files/1/0429/8076/9951/files/amitriptyline_mechanism_of_action.pdf
- https://cdn.shopify.com/s/files/1/0431/5054/0964/files/65063627848.pdf
- https://cdn.shopify.com/s/files/1/0431/5840/5276/files/38168033797.pdf
- https://cdn.shopify.com/s/files/1/0434/0501/7238/files/63837636410.pdf
- https://cdn.shopify.com/s/files/1/0431/8189/9936/files/ajit_bharti_memory_trainer_book_free_download.pdf
- https://cdn.shopify.com/s/files/1/0430/7052/1495/files/baninizif.pdf
- https://cdn.shopify.com/s/files/1/0435/2881/4741/files/72090714821.pdf
- https://cdn.shopify.com/s/files/1/0430/7910/6724/files/analisis_financiero_horizontal_y_vertical.pdf
- https://cdn.shopify.com/s/files/1/0428/9187/0375/files/frameset_html_code.pdf
- https://cdn.shopify.com/s/files/1/0435/5352/1823/files/62613021107.pdf
- https://cdn.shopify.com/s/files/1/0431/6610/5759/files/pokeblock_case_ruby.pdf
- https://cdn.shopify.com/s/files/1/0434/4479/7600/files/moret.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_off0000d720.bin95f0919abc5281415665956eddbbb2bb21f6bede8620cefcc51f9b44c60fe319 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD720 | 5428 bytes |
font_01_sfnt_off0000e966.bina062ba43119ebfeffe0e778df734735817641946c0bba518e6eba68098f61636 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE966 | 10628 bytes |
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