MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link that directs to a known malicious redirector, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. Additionally, the PDF_SEO_LINK_FARM heuristic indicates a large number of external links, many pointing to PDF files, suggesting an attempt to manipulate search engine results or distribute content. The ML_NYX_PDF_MALICIOUS classifier strongly supports the malicious nature of this file.
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/pify?keyword=habib+adm+limited+annual+report+2014
- http://files.pmcpaintingscom.com/uploads/1/3/0/7/130776204/degupor.pdf
- http://files.jamestanksley.com/uploads/1/3/0/7/130776575/zovuneta.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/7678/0192/files/womikitizu.pdf
- https://cdn.shopify.com/s/files/1/0428/2312/3100/files/rivikofaxuzikosezafo.pdf
- https://cdn.shopify.com/s/files/1/0434/0216/6435/files/vutukevomulafudiz.pdf
- https://cdn.shopify.com/s/files/1/0427/9074/8316/files/vurujavuneju.pdf
- https://cdn.shopify.com/s/files/1/0432/3436/1503/files/wureridopilekiri.pdf
- https://cdn.shopify.com/s/files/1/0427/5650/5756/files/vadimijuv.pdf
- https://cdn.shopify.com/s/files/1/0428/8859/3567/files/calendario_serie_b_2020_19.pdf
- https://cdn.shopify.com/s/files/1/0436/7591/0294/files/site_reliability_engineering_book_download.pdf
- https://cdn.shopify.com/s/files/1/0432/6113/2962/files/98866787639.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_off000057e3.bin9ad33050fc1674899d4410564f0722a7ece43e962b757ad78c633a64fae088c1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x57E3 | 5440 bytes |
font_01_sfnt_off00006a4c.bin473654a8085755cb89c4abfc60defe46b1cb24f447d5b05662999bbd95fe2d82 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A4C | 15608 bytes |
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