MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of embedded links, with one identified as a known malicious redirector. The document body also contains URLs, suggesting the primary purpose is to redirect users to malicious or spam-related websites. The ML classifier strongly indicated maliciousness, supporting the link farm and redirector findings.
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://ggtraff.ru/123?keyword=gravity+falls+season+1+episode+5
- https://cdn-cms.f-static.net/uploads/4374710/normal_5f9bb56a28b7c.pdf
- https://xiletepegokif.weebly.com/uploads/1/3/4/3/134319576/6541231.pdf
- https://cdn-cms.f-static.net/uploads/4366017/normal_5f8774e2661c3.pdf
- https://vevejeda.weebly.com/uploads/1/3/0/7/130776099/gomesepopudikapesozi.pdf
- https://cdn-cms.f-static.net/uploads/4385009/normal_5f96dc3a06ad4.pdf
- https://cdn-cms.f-static.net/uploads/4369189/normal_5f89ec4f50534.pdf
- https://dabituge.weebly.com/uploads/1/3/4/3/134344098/4100742.pdf
- https://cdn-cms.f-static.net/uploads/4370985/normal_5fa67a9018d29.pdf
- https://cdn-cms.f-static.net/uploads/4366976/normal_5f8cfcd9365eb.pdf
- https://cdn-cms.f-static.net/uploads/4384480/normal_5fa7cf0d9f3b4.pdf
- https://papunagaku.weebly.com/uploads/1/3/1/3/131384156/9279448.pdf
- https://cdn-cms.f-static.net/uploads/4380674/normal_5f8c4c11bc9e5.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://pebofasomad.files.wordpress.com/2020/11/14191222257.pdf
- https://mepugen.files.wordpress.com/2020/11/championship_manager_5.pdf
- https://xasiredov.files.wordpress.com/2020/11/webamuloleromizetak.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_off00006855.bin8897d570f8e7c5282510ac64f4f58bbae914a01ae4a9ac9748a40e8856426287 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6855 | 5404 bytes |
font_01_sfnt_off00007ae3.binfbb06fe027a8b12ab4d6c87172014c29afaa21723f89bba3ee2bdf666a51e1d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AE3 | 10656 bytes |
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