MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It functions as a link farm, with numerous embedded URLs pointing to potentially compromised websites or disposable hosting, designed to redirect users to malicious content. The presence of PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 http://sgo-bage.com/public/files/files/zinikozerede.pdf
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/f48754a3d0385933eda14ca22336e049/woxeletitevimetigakaripe.pdf
- https://abeess.com/userfiles/file/vodixevixojurokapuzo.pdf
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dfebd9d3f9a---73582739945.pdf
- http://www.alexgis.com/siteuploads/editorimg/file/57231223227.pdf
- http://componentcnc.hu/uploads/ckfinder/userfiles/files/xopuvejizi.pdf
- http://www.kmclogistics.com/wp-content/plugins/super-forms/uploads/php/files/87cb1aa527b829f29bbb0ec6e50cb4a0/lijimitomow.pdf
- http://martonelektro.hu/files/file/10919028052.pdf
- http://www.musicmaestrodiscos.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160acb8d21ce17---rifefiwizukozutiso.pdf
- http://familiehollander.nl/images/uploadedimages/file/zogoboxe.pdf
- http://kmkonsult.cz/userfiles/file/75894474635.pdf
- http://bayzones.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/vovulokaro.pdf
- http://schokobrunnen.com/idata/jozomovowasogigepotezup.pdf
- https://www.plsok.com/wp-content/plugins/super-forms/uploads/php/files/9cff4dee561f20237f52427b08b93eae/49016501989.pdf
- https://alrashed-alsaleh.com/userfiles/files/44214250510.pdf
- https://www.elementstraining.co.uk/wp-content/plugins/super-forms/uploads/php/files/01s4pa6v06r8vuv421vq43o4vi/wimuzalonabina.pdf
- http://www.fullmooneye.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c96c1bcca93---20509457484.pdf
- https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/96033754950f72c2f9776848996b476a/66806629794.pdf
- https://nutricionintravenosa.com/wp-content/plugins/super-forms/uploads/php/files/49a801321d3efe4287c5b7eb010edf84/lovevewojarobodixedi.pdf
- http://csc010.com/userfiles/file/20210630175312_2u8av3.pdf
- http://jhferry.com/data/fckeditor/file///fijipuxemenageju.pdf
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094fa1b98ed8---51228016697.pdf
- https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/96c8328eca233f2fe40ed200f1801835/vumepisisigisakafawusal.pdf
- http://www.allatpatikapecs.hu/images/file/73840705852.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=iti+first+year+question+paper
- 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://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bd65.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD65 | 16792 bytes |
font_01_sfnt_off0000d577.binbee98aa78925ea3dac1118ec01a160af39718cb8e99a9d91323c7b8719a8bd1a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD577 | 16236 bytes |
font_02_sfnt_off0000ffed.bin6b02abce399edb11632b03c9dde345f8f74b3220a46337e6b32fdde25735e8dd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFED | 10616 bytes |
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