MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
Heuristics 6
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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 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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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://nipisod.ru/strik?utm_term=health+and+safety+examples+in+care+homes PDF link annotation
- https://pilinosaw.weebly.com/uploads/1/3/4/8/134852056/5167987.pdfIn PDF document text
- http://xagakojitogiva.getenjoyment.net/10851978489.pdfIn PDF document text
- https://gevafitasib.weebly.com/uploads/1/3/1/3/131380901/bab84c2045128.pdfIn PDF document text
- http://jolidulikan.scienceontheweb.net/jetofopi.pdfIn PDF document text
- http://wajofima.mywebcommunity.org/alkali_metals_properties.pdfIn PDF document text
- https://wujuzuvetawi.weebly.com/uploads/1/3/1/3/131379059/kovukozunusuvo.pdfIn PDF document text
- http://mojofaza.mypressonline.com/newazixege.pdfIn PDF document text
- https://zuwufapiju.weebly.com/uploads/1/3/5/3/135348861/a228201.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://povalimokuwov.rf.gd/loxobukilaxofevex.pdfIn PDF document text
- http://nopugorib.onlinewebshop.net/88692225873.pdfIn PDF document text
- http://duziroro.myartsonline.com/rubujogene.pdfIn PDF document text
- http://senawoxagijajo.onlinewebshop.net/lean_six_sigma_yellow_belt_training_material.pdfIn PDF document text
- https://1416a32c-f91c-4ec3-9c10-bfdf610c7df7.filesusr.com/ugd/76de1a_0a8641be6e4045749d75b4637b121269.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/fikuvine/usda_report_tomorrow.pdfIn PDF document text
- https://s3.amazonaws.com/desekusoxi/jowezitetupenirameza.pdfIn PDF document text
- http://jumepenitujox.atwebpages.com/18795229627.pdfIn PDF document text
- http://kagejadel.epizy.com/ps_vita_emulator_1.4.1_download_for_android.pdfIn PDF document text
- https://89f68ddc-9f98-4e60-8afa-3e0ca6603e9e.filesusr.com/ugd/4725f1_ed66c0bd18994c09ae9272cc705f5072.pdf?index=trueIn PDF document text
- http://darusifutedu.epizy.com/bus_interface_unit_8086.pdfIn PDF document text
- https://38e81cab-313f-462b-917d-d566bf782aa4.filesusr.com/ugd/36aba1_7364ff4f2cca40d4911b90ec14afbb44.pdf?index=trueIn PDF document text
- https://bb491b24-4c81-4ccc-8daa-bf1baeb171c2.filesusr.com/ugd/93c935_d06f1c966b6a4ef684897a2430587856.pdf?index=trueIn PDF document text
- https://2a26c5f8-c4f8-4af8-830b-7e2c9961bd8e.filesusr.com/ugd/2e4362_d64e3ef5685940b6a3910b54ece57e43.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/vedexajawo/how_to_clean_a_viking_stove_top_griddle.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e654.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE654 | 5316 bytes |
SHA-256: 741cabf7bfa4540a035f9dd868738c9996339c8a8865ea2db8caa6080a75ec68 |
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font_01_sfnt_off0000f835.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF835 | 11160 bytes |
SHA-256: e593421badcdff203b830d3fb32aca5e4d99134a25fad7f15b18798d38e6618a |
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font_02_sfnt_off00011e36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E36 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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