MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links and text referencing 'Warframe primed stretch', directing users to a suspicious URL (https://ttraff.ru/wix?keyword=warframe+primed+stretch). This URL is flagged as a malicious redirector. The PDF also contains a large number of external links, many pointing to user-uploaded content, suggesting a link farm or SEO poisoning tactic to distribute malicious content. The ML classifier strongly indicates maliciousness.
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=warframe+primed+stretch
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b65acf_b7198d7fd1944474a45de7837c80a473.pdf
- https://static.usrfiles.com/ugd/c1108c_5f6b78434fa34ad58d79088b2aedc5ad.pdf
- https://static.usrfiles.com/ugd/b8c837_4acb61775aba4814b8ffe6d21a0a440a.pdf
- https://cdn.shopify.com/s/files/1/0466/5842/0901/files/15667005304.pdf
- https://cdn.shopify.com/s/files/1/0433/0097/8853/files/56205623830.pdf
- https://static.usrfiles.com/ugd/c836c3_dc9589ecd46e414bb4522b065ab46a82.pdf
- https://static.usrfiles.com/ugd/b8c837_f989ac2ba76d4abba6e204ea626b5b00.pdf
- https://static.usrfiles.com/ugd/b8c837_e175e5fc7a024085aeb4e680d025616e.pdf
- https://static.usrfiles.com/ugd/b7306e_11bbdb029b994afab10b3fe30a55d66d.pdf
- https://cdn.shopify.com/s/files/1/0436/9160/6170/files/ancestral_guardian_barbarian.pdf
- https://cdn.shopify.com/s/files/1/0433/5170/3706/files/spring_framework_tutorial_for_beginners.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_off0000719c.bin7af2c358b96f5adc119b34413f9f1559f2f2056ccb75a28dadf382e77dc6a436 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x719C | 5376 bytes |
font_01_sfnt_off000083cb.bin513616c5d932d08673bad7408b4416cad4295ab65ff32f0579c392795d382114 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x83CB | 14348 bytes |
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