MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically the URL https://ttraff.ru/wix?keyword=lise+mezuniyet+t%25C3%25B6reni+program+ak%25C4%25B1%25C5%259F%25C4%25B1. Additionally, it exhibits characteristics of a PDF SEO link farm, embedding numerous external PDF links, with the first identified as https://cdn.shopify.com/s/files/1/0440/2518/4421/files/griechisches_Rindfleisch_kokkinisto.pdf. The ML classifier also strongly indicated maliciousness. These factors suggest the document's primary purpose is to redirect users to malicious 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/wix?keyword=lise+mezuniyet+t%25C3%25B6reni+program+ak%25C4%25B1%25C5%259F%25C4%25B1
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0440/2518/4421/files/griechisches_Rindfleisch_kokkinisto.pdf
- https://cdn.shopify.com/s/files/1/0433/5704/4890/files/creative_cloud_apps_offline_installer.pdf
- https://cdn.shopify.com/s/files/1/0435/4464/1695/files/wizugefe.pdf
- https://cdn.shopify.com/s/files/1/0432/8813/3787/files/masakudotu.pdf
- https://static.usrfiles.com/ugd/b8c837_79a4e57205f04ba58e0393a2ba477be0.pdf
- https://cdn.shopify.com/s/files/1/0437/4691/8551/files/ball_bearing_size_chart.pdf
- https://cdn.shopify.com/s/files/1/0432/6332/8424/files/4930264867.pdf
- https://cdn.shopify.com/s/files/1/0431/3258/4098/files/68194934395.pdf
- https://cdn.shopify.com/s/files/1/0463/3696/6817/files/36013469740.pdf
- https://cdn.shopify.com/s/files/1/0435/3222/2615/files/mailchimp_newsletter_templates_examples.pdf
- https://cdn.shopify.com/s/files/1/0430/4322/5751/files/95213020175.pdf
- https://cdn.shopify.com/s/files/1/0431/0990/8642/files/tifojatejalenorafizudube.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_off00008330.bin0425bd9bad2dc9f68d550466609bd52d7621f829929acb335f30050be5091c64 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8330 | 5684 bytes |
font_01_sfnt_off000095cb.bin9abc049e7ad0dd467155666b19a39dc475c4531854949ca73acc34b2d92eb9dd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x95CB | 16632 bytes |
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