MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised WordPress sites, suggesting a link farm designed to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://ketchas.ru/uplcv?utm_term=pengertian+diagram+moody+pdf PDF link annotation
- https://alakharia.com/public_html/userfiles/file/fumibe.pdfIn PDF document text
- http://trainternational.in/wp-content/plugins/formcraft/file-upload/server/content/files/16071d59397225---21205855558.pdfIn PDF document text
- http://valifyrepapillon.com/clients/6/68/68e1c6a84db99a04c21676ff826d6e37/File/bosopepaxavuj.pdfIn PDF document text
- http://ecompletecontact.com/ckfinder/userfiles/files/mekerorajuxogepezi.pdfIn PDF document text
- http://architects-desk.com/uploadsfile/tuwomep.pdfIn PDF document text
- http://saltyfeelings.com/userfiles/file/dinesamulubafaxamajun.pdfIn PDF document text
- http://banghaija.com/userfiles/file/tawuder.pdfIn PDF document text
- http://jncs.kr/page_data/file/20210717070921.pdfIn PDF document text
- http://chinasoftcore.com/userfiles/file///2393260768.pdfIn PDF document text
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1609695dc3da88---rilorovafed.pdfIn PDF document text
- http://diagonal.org.ar/wp-content/plugins/formcraft/file-upload/server/content/files/16085109c782a1---11765077657.pdfIn PDF document text
- http://atrsara.ir/resource/files/49693408416.pdfIn PDF document text
- http://ilovechardonnayhills.com/userimages/jegev.pdfIn PDF document text
- http://hemeringen.de/ckeditor_ablage/userfiles/files/fedisisoguxowu.pdfIn PDF document text
- http://www.radio-kum.si/data/files/pukepafez.pdfIn PDF document text
- http://sqc.jp/user_data/editor/ckfinder/core/connector/php/upload/files/bulikuvesunofakovenofuzu.pdfIn PDF document text
- http://kimandyoo.com/userfiles/file/wonesojiviv.pdfIn PDF document text
- https://bioesteticaonline.it/file/24241641174.pdfIn PDF document text
- http://cobbpaynefamilyreunion.com/clients/862770/File/vunetutebukogaxa.pdfIn PDF document text
- http://gd-weimi.com/upfolder/e/files/20210710114810.pdfIn PDF document text
- http://www.veslovani-vsb.cz/soubory/file/wurikapenitunujifoxe.pdfIn PDF document text
- http://spy-military-labs.com/userfiles/file/zejupuwexisemezapokagono.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bb5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB5B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d372.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD372 | 10744 bytes |
SHA-256: d1498ec07618f9bc85b4e57540e8d5e3ce5833691a665d3dd023568593daa9ff |
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font_02_sfnt_off0000ebf2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBF2 | 16696 bytes |
SHA-256: 8d3edc5fb1cdc969238e9ea16daa608013b9a749b6d642981613b00f190959f3 |
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