MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically pointing to 'ttraff.ru'. The document body, though heavily obfuscated, contains the same URL and keywords suggesting a lure. The presence of numerous other PDF links, many pointing to Shopify, indicates a potential link farm used for SEO manipulation to distribute malicious content.
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=study+timetable+template+in+excel
- http://towebet.stoneofhopeyouth.org/uploads/1/3/1/4/131409236/2c949748ced5e.pdf
- http://files.idzea.com/uploads/1/3/1/4/131453194/60eb7d98eec6ef.pdf
- http://files.thecenterforhopeif.com/uploads/1/3/2/6/132696621/7637173.pdf
- http://files.womensvaad.com/uploads/1/3/0/9/130968943/sositake.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/8343/9011/files/pdf_advertising_management.pdf
- https://cdn.shopify.com/s/files/1/0444/4412/3303/files/medical_biochemistry_questions_and_answers.pdf
- https://cdn.shopify.com/s/files/1/0432/5559/5172/files/gta_5_cheats_pc_free_download.pdf
- https://cdn.shopify.com/s/files/1/0430/4538/8442/files/89088360663.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mapitawaluzosamorexub.pdf
- https://cdn.shopify.com/s/files/1/0429/4243/1395/files/86658060923.pdf
- https://cdn.shopify.com/s/files/1/0429/9027/2675/files/52828011504.pdf
- https://cdn.shopify.com/s/files/1/0435/8216/1053/files/6679077537.pdf
- https://cdn.shopify.com/s/files/1/0432/6621/2003/files/razaxikivaz.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005b7f.bin6d8dc160111c3588739782c79fbf54ee989ebd76ce9072d4f7ff4cc18838603c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B7F | 5356 bytes |
font_01_sfnt_off00006da1.binca5f80088f3461c5d326122a63611e6793af6f3c4047304a434c42bb0157035f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DA1 | 9864 bytes |
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