MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by multiple heuristics and a machine learning classifier. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or phishing operation. The embedded content, though heavily obfuscated, likely serves to redirect users to these malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 6
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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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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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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://gimoguvi.ru/strik?utm_term=you+are+the+universe+experiencing+itself+meme
- https://static.s123-cdn-static.com/uploads/4478134/normal_5fc7c88700765.pdf
- https://cdn.sqhk.co/xolokenuw/dhhmchj/99510795796.pdf
- https://vixikubinimagap.weebly.com/uploads/1/3/3/9/133997110/gizapixuretadi-jidodifobuw-turumodolet.pdf
- https://cdn.sqhk.co/riketumes/x3fifgi/didejemajiloxisow.pdf
- http://fuvagezilavez.mygamesonline.org/api_alphabet_phontique_international.pdf
- https://cdn.sqhk.co/folikulezig/jbGgfig/nisakupakekomegakuzem.pdf
- http://luxuwum.mypressonline.com/69944744037.pdf
- https://cdn.sqhk.co/dilujuzaga/ijTjCii/cream_cheese_pound_cake_recipe_paula_deen.pdf
- https://falugasotemo.weebly.com/uploads/1/3/1/4/131410545/ruwufasujoxixusal.pdf
- https://wibidonegaka.weebly.com/uploads/1/3/4/5/134599285/5b1e169f7b781.pdf
- https://cdn-cms.f-static.net/uploads/4389084/normal_6011176b9f546.pdf
- https://cdn-cms.f-static.net/uploads/4413108/normal_604f6104cddce.pdf
- https://vepimogarib.weebly.com/uploads/1/3/4/8/134856589/sepomuxunofeturajup.pdf
- https://livadasim.weebly.com/uploads/1/3/4/3/134312527/xipiso.pdf
- https://static.s123-cdn-static.com/uploads/4372987/normal_5fc7a782b98d0.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://ab60d57a-1f92-408f-9079-0b325776b613.filesusr.com/ugd/724fb5_bec9a9f2babe43a7a3eafabc71e60924.pdf?index=true
- https://c183b790-cb34-49aa-848e-1a9f2b14dda3.filesusr.com/ugd/d8966e_223e0117aade47958d364e2cc68154e9.pdf?index=true
- http://tavamikilav.myartsonline.com/baby_animals_coloring_book.pdf
- https://571cbd0a-ba82-408d-be6d-2df53a8fcfe5.filesusr.com/ugd/02af14_17561004235d4d75b83c5c590b9af131.pdf?index=true
- https://d78d2789-9aef-4bfd-88be-9093bec910ef.filesusr.com/ugd/87a178_79eee724c21c4d4582be58c3c65f121b.pdf?index=true
- https://580b68e3-2104-4118-ae5b-4f285de1c062.filesusr.com/ugd/dad7b5_5ba437cc7cbc497f8e82e63179635e2a.pdf?index=true
- https://bed2d873-735b-46bb-a8a3-264d0455df4e.filesusr.com/ugd/03ede2_c967946640ee423f845a48f7dec98e78.pdf?index=true
- https://104cdeb5-cbd2-40ec-bb4c-cb5680d889f1.filesusr.com/ugd/9b2d9b_cebd6fac944346dbb38995ed8896e88e.pdf?index=true
- https://e8c82854-2a0b-4c0f-82de-bac600ce06e6.filesusr.com/ugd/d017d5_e687f7cff1cd4ac4b5a84ac01a23e5bd.pdf?index=true
- https://95a57b4d-a24c-4412-bd87-88f4f885d252.filesusr.com/ugd/011e4b_5d65e925de334b9e88b7737ab19c5517.pdf?index=true
- 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_off0000d976.bin048423158d3ca8a9419880f8e3f0988290a5bda3859cd85f9cdd864e89581d0a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD976 | 5520 bytes |
font_01_sfnt_off0000ec23.binde31d38294c3a05abe5f5337614f7bfea127f3e97d1af9dc84d5d290d94e111c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC23 | 11544 bytes |
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