MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with a critical heuristic identifying a malicious redirector at 'https://ttraff.ru/pify?keyword=chapter+24+milady+pdf'. The document body, though heavily obfuscated, also contains this URL and other links pointing to Shopify-hosted PDFs, suggesting a link farm or SEO spam campaign. The ML classifier strongly indicates maliciousness, supporting the conclusion that this PDF is designed to redirect users to harmful 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=chapter+24+milady+pdf
- http://files.donread.net/uploads/1/3/1/6/131637701/7868662.pdf
- http://files.signmechanics.co.uk/uploads/1/3/0/8/130814252/doboxuwa.pdf
- http://files.gevebe.com/uploads/1/3/1/8/131871727/7f7b6c43.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/9978/3319/files/22411684616.pdf
- https://cdn.shopify.com/s/files/1/0434/1540/4695/files/sajuzoridokujopibopi.pdf
- https://cdn.shopify.com/s/files/1/0431/8330/8955/files/keto_diet.pdf
- https://cdn.shopify.com/s/files/1/0430/8867/4967/files/32874503428.pdf
- https://cdn.shopify.com/s/files/1/0431/9451/5614/files/72401630010.pdf
- https://cdn.shopify.com/s/files/1/0431/9746/4731/files/mijefade.pdf
- https://cdn.shopify.com/s/files/1/0429/8378/4601/files/always_remember_us_this_way_piano_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0437/1605/1112/files/bargaining_for_advantage_free.pdf
- https://cdn.shopify.com/s/files/1/0427/5830/8006/files/xedolukap.pdf
- https://cdn.shopify.com/s/files/1/0432/1483/1780/files/zevije.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_off00004924.binc6da3e9fdba50f9a87123531a76bb704ce7eb13db287741df2cfc5408445b79e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4924 | 5332 bytes |
font_01_sfnt_off00005b32.binc71bd943089622b28a5a35115999bfc9d3562508100235ef787795814c56a0a8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B32 | 9240 bytes |
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