MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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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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://philabc.ru/uplcv?utm_term=mahatma+gandhi+pdf+in+english PDF link annotation
- http://villa-carlshorst.de/sites/default/files/file/bokurelumopi.pdfIn PDF document text
- http://odesignlab.ru/admin/ckfinder/userfiles/files/jurusogimufebedoxo.pdfIn PDF document text
- https://birotex.rs/images/files/magugigopazosikezosi.pdfIn PDF document text
- http://texinpack.com/uploadfile/file///2021090815323637.pdfIn PDF document text
- http://zeci.nl/im/image/wotasuzilefezam.pdfIn PDF document text
- http://mcutech.net/upload/2021/09/file/1631142174833090564.pdfIn PDF document text
- http://modaxch.com/userfiles/files/42495562293.pdfIn PDF document text
- http://alarcon-v.com/editor_upload_image/file/miwobo.pdfIn PDF document text
- http://rasciindia.com/firetech/ckupload/files/78310000180.pdfIn PDF document text
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/1a9462ccdde95f478811097814000fdb/99935887552.pdfIn PDF document text
- http://mothertheresapublicschool.com/userfiles/file/52587421968.pdfIn PDF document text
- https://esperanzadeavila.com/fotos/file/97791955188.pdfIn PDF document text
- http://spartaksedlec.cz/spartaksedlec/userfiles/file/rizijepotofivuzew.pdfIn PDF document text
- https://rougezenekar.hu/files/file/linisuzofon.pdfIn PDF document text
- https://voxel-avocats.fr/uploads/file/In PDF document text
- http://geo-equipe.it/userfiles/files/50249582332.pdfIn PDF document text
- http://morecoredesign.com/images/imageUps/files/48374643941.pdfIn PDF document text
- https://selispin.com/calisma2/files/uploads/vezivexakaletazugidoj.pdfIn PDF document text
- http://eastwoodfamily.net/userimages/luluwupeluwebuwoxisowil.pdfIn PDF document text
- https://anbuadidravidarmatrimony.com/ckfinder/userfiles/files/31024766772.pdfIn PDF document text
- http://www.theagentpipeline.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613357c092ed0---45299589119.pdfIn PDF document text
- http://asirius.su/wp-content/plugins/super-forms/uploads/php/files/22d6b664c6920f5fe28afd08d7cceb6a/zufofezuvi.pdfIn PDF document text
- http://juentai.com/userfiles/files/tokepi.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_off0000b3e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB3E4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cbf6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBF6 | 17796 bytes |
SHA-256: 9c5406e87bb0e971b4d970351fd67a59086469b37d22b59bd2490220bd868e26 |
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font_02_sfnt_off0000fa20.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA20 | 10720 bytes |
SHA-256: 90555cbd3870fee4a68054272d82d85a5e3863f7a5695de9e28a72628d6bc203 |
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