MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link to a known malicious redirector, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains text related to 'Francis Bacon Essays' and a URL that appears to be part of a link farm designed to manipulate search engine results. The ML classifier also strongly indicated maliciousness.
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=francis+bacon+essays+summary+pdf
- http://saralura.fairviewparkrec.com/uploads/1/3/1/4/131407241/durinopij_rikomedugudus_rapoxudur_fapul.pdf
- http://lusafova.jessicamaytaylor.co.uk/uploads/1/3/2/6/132695569/b66890a8f027da.pdf
- http://files.ciicouncil.com/uploads/1/3/0/8/130874658/8292850.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/4751/7341/files/jupib.pdf
- https://cdn.shopify.com/s/files/1/0429/8889/6415/files/libeselusazafegasulabaxo.pdf
- https://cdn.shopify.com/s/files/1/0434/9073/8328/files/advanced_artificial_intelligence_projects_with_python.pdf
- https://cdn.shopify.com/s/files/1/0435/6522/0003/files/lelukininodonipisi.pdf
- https://cdn.shopify.com/s/files/1/0429/9754/7157/files/50648366272.pdf
- https://cdn.shopify.com/s/files/1/0433/7047/9768/files/application_of_group_theory_in_computer_science.pdf
- https://cdn.shopify.com/s/files/1/0438/5066/2053/files/atlas_anatomy_thieme.pdf
- https://cdn.shopify.com/s/files/1/0437/7742/5565/files/57405191518.pdf
- https://cdn.shopify.com/s/files/1/0432/9334/3902/files/zusajafovopezepim.pdf
- https://cdn.shopify.com/s/files/1/0432/9144/3364/files/71936488161.pdf
- https://cdn.shopify.com/s/files/1/0428/8095/8617/files/jerivusex.pdf
- https://cdn.shopify.com/s/files/1/0431/6187/8687/files/vafabetavolinak.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_off00006b71.bin9e8eb23197dc85d9312bce7017286a1a587ffe28ce8657271b7b4a473922a804 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B71 | 5468 bytes |
font_01_sfnt_off00007df6.bin9921ceb72ee8e0361a07606953556ae4d5e45cfaf2f3f83bc10430f80d5b6d07 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DF6 | 10312 bytes |
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