MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.ru/wix?keyword=gigabyte+ga-78lmt-usb3+%2528rev.+6.0%2529+manual'. Additionally, it exhibits characteristics of a PDF SEO link farm, with numerous external links, including one to 'https://cdn.shopify.com/s/files/1/0430/8336/6551/files/letebelobezudegu.pdf'. The ML classifier also strongly flagged this PDF as malicious. The embedded URLs suggest an attempt to lure users to malicious infrastructure.
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=gigabyte+ga-78lmt-usb3+%2528rev.+6.0%2529+manual
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/8336/6551/files/letebelobezudegu.pdf
- https://cdn.shopify.com/s/files/1/0435/5093/3156/files/apache_poi_tutorial_pdf_download.pdf
- https://cdn.shopify.com/s/files/1/0435/1705/1039/files/acura_rlx_review_consumer_reports.pdf
- https://cdn.shopify.com/s/files/1/0434/2212/2151/files/josoruvaril.pdf
- https://cdn.shopify.com/s/files/1/0437/8850/1143/files/19737916335.pdf
- https://cdn.shopify.com/s/files/1/0430/3981/7890/files/21837824726.pdf
- https://cdn.shopify.com/s/files/1/0440/5808/3493/files/minecraft_alex_skin_template.pdf
- https://cdn.shopify.com/s/files/1/0433/8761/7436/files/delemazenavokuxi.pdf
- https://cdn.shopify.com/s/files/1/0443/8091/3830/files/nitro_64bit.pdf
- https://static.usrfiles.com/ugd/b8c837_4938c1590ed8410485e94e545702ccb4.pdf
- https://static.usrfiles.com/ugd/b8c837_1abaf3a6c2874118b59002efce9736c7.pdf
- https://static.usrfiles.com/ugd/b8c837_58c7b4841bae4ed893488f877f87e318.pdf
- https://static.usrfiles.com/ugd/b8c837_14cb80bdcb40485c9783e7d101722bf0.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_off00005f0a.bine66babdfa15c00152d0ce63a8dc6562bde1d6bc63424956a4b864273a5e10418 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F0A | 6292 bytes |
font_01_sfnt_off0000748c.bind85839e0fd0300e112ce25772d0b124fb3884694b333ee98939eebb3daf5bcc7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x748C | 10576 bytes |
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