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 'https://ttraff.ru/wix?keyword=sidewinder+pro+xtreme'. Additionally, it exhibits characteristics of a PDF SEO link farm, embedding numerous external links, one of which is 'https://cdn.shopify.com/s/files/1/0431/1734/6982/files/16973137815.pdf'. The ML classifier also strongly flagged this PDF as malicious. These indicators suggest the document's primary purpose is to lure users to malicious sites.
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=sidewinder+pro+xtreme
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/1734/6982/files/16973137815.pdf
- https://cdn.shopify.com/s/files/1/0432/3724/5086/files/fadalanaruworu.pdf
- https://cdn.shopify.com/s/files/1/0431/6010/9210/files/46416359024.pdf
- https://cdn.shopify.com/s/files/1/0431/1210/4103/files/asturias_guitar_duo.pdf
- https://cdn.shopify.com/s/files/1/0428/8456/3110/files/bobcat_t300_parts_manual.pdf
- https://cdn.shopify.com/s/files/1/0429/5832/3865/files/vogarudepakisabum.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lasuzopaxikabade.pdf
- https://cdn.shopify.com/s/files/1/0436/4396/1504/files/bodas_de_sangre_lorca.pdf
- https://cdn.shopify.com/s/files/1/0433/9597/3271/files/mikhail_bakunin_books.pdf
- https://cdn.shopify.com/s/files/1/0432/5982/2243/files/virenelifelumotijelen.pdf
- https://static.usrfiles.com/ugd/b8c837_c817e777ffad4352919e13822e8f704a.pdf
- https://static.usrfiles.com/ugd/d775a9_ccae48a39e144f56918e0241f2dcde56.pdf
- https://static.usrfiles.com/ugd/b8c837_2b67de8ac186408984b0f9405165d63d.pdf
- https://static.usrfiles.com/ugd/b8c837_544014e9aa8249bf9bfc242ca136413b.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_off00006544.bin112d32a4a051c74ec78c8f9aac5fb26c6f7aa73068f7a0bffae40b53b9380a86 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6544 | 4948 bytes |
font_01_sfnt_off0000760e.binee048d36106f16f422fe76d13b978c05f2ccc89396967ebad98f42621cfceb2b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x760E | 10440 bytes |
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