MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a high number of embedded links, with a critical heuristic firing for a malicious redirector. The primary malicious URL identified is https://ttraff.com/wb?keyword=manual/self-winding%20automatic%20movement, which is part of a link farm. The document body, though heavily obfuscated, also contains this URL, suggesting it's the intended destination. The ML classifier strongly supports the malicious nature of this PDF.
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.com/wb?keyword=manual/self-winding%20automatic%20movement
- http://files.bibleverseshelp.com/uploads/1/3/1/4/131407737/pumopupunonij.pdf
- http://davoguju.watchwordediting.com/uploads/1/3/0/7/130775934/faladajesevam.pdf
- http://files.thebeautycat.com/uploads/1/3/1/3/131384635/2528483.pdf
- https://cdn.shopify.com/s/files/1/0445/8138/8452/files/pig_dissection_diagrams.pdf
- https://cdn.shopify.com/s/files/1/0432/9380/2646/files/29914145123.pdf
- https://cdn.shopify.com/s/files/1/0431/5719/2853/files/56565613010.pdf
- https://cdn.shopify.com/s/files/1/0434/9627/6128/files/81984099682.pdf
- https://cdn.shopify.com/s/files/1/0427/9785/8972/files/kingdom_hearts_2_guide.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/riginijulu.pdf
- https://cdn.shopify.com/s/files/1/0434/2012/3285/files/siluzovogetefixiti.pdf
- https://cdn.shopify.com/s/files/1/0437/8974/6337/files/hematology_book_download.pdf
- https://cdn.shopify.com/s/files/1/0440/6909/3541/files/ruluzofuzobitizafanezu.pdf
- https://cdn.shopify.com/s/files/1/0432/2023/8503/files/32066137987.pdf
- https://cdn.shopify.com/s/files/1/0427/8901/1612/files/bus_eireann_109_timetable.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000809c.bin6702304279bee380a4c9e946bf647c8b391cb849518387912e4a798cf7d3b57a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x809C | 5472 bytes |
font_01_sfnt_off00009363.bin7aa307e840971805a1cd3a389759a220617f40f9eec120c45033cd36b53d65c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9363 | 10152 bytes |
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