MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised WordPress sites, which in turn host other PDF files. This pattern suggests a link farm designed to obscure the ultimate destination, likely a phishing page or malware download. ClamAV detection and ML classification strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://www.cir.cloud/wp-content/plugins/formcraft/file-upload/server/content/files/161352335bfda4---34977349013.pdf In PDF document text
- https://kokomanis.com/contents/files/63705287769.pdfIn PDF document text
- http://cana.vn/uploads/userfiles/file/46416324586.pdfIn PDF document text
- https://oancora.com/ckfinder/files/pomakedix.pdfIn PDF document text
- http://diversecityuk.com/userfiles/file/90123792932.pdfIn PDF document text
- http://architettodrabeni.it/userfiles/files/97378727601.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/16133b48b3ee16---42033593458.pdfIn PDF document text
- http://mikol-styl.cz/userfiles/file/jurikakedoruma.pdfIn PDF document text
- http://kondicionery-bronnitsy.ru/upload_picture/file/98583344412.pdfIn PDF document text
- https://serka.com/serka/upload/files/25045265801.pdfIn PDF document text
- https://mamap.in/ci/userfiles/files/jifobojo.pdfIn PDF document text
- http://sergeisurzhin.ru/ckfinder/userfiles/files/69152731378.pdfIn PDF document text
- https://nailseasupportgroup.com/wp-content/plugins/super-forms/uploads/php/files/bb5a8836c6e785ea83bcd04a7ad98e6c/57893499553.pdfIn PDF document text
- http://tnslib.su/userfiles/files/tonazit.pdfIn PDF document text
- http://nutrizionisti.eu/public/thread/risorse/file/8085640931.pdfIn PDF document text
- https://anukulagrotech.com/userfiles/file/bozuzebikedet.pdfIn PDF document text
- http://resortcrimea.com/ckfinder/userfiles/files/povala.pdfIn PDF document text
- https://webmenuplus.com/images/file/joxuj.pdfIn PDF document text
- https://mbzgogo.xyz/web/img/podborky/files/kopikazadasudosidanareso.pdfIn PDF document text
- http://www.saraviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614090fa71d37---wazomepikoxi.pdfIn PDF document text
- http://ametansk.ru/uploads2/55096456918.pdfIn PDF document text
- http://dobraukraina.org/sites/all/sites/dobraukraina.org/files/niwusoduxipud.pdfIn PDF document text
- http://villacappuccina.com/userfiles/files/23253164085.pdfIn PDF document text
- http://szintai.hu/ckfinder/userfiles/files/tejadogadizeramebipinu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=suicide+squad+worth+watchingPDF link annotation
- 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_off0000b26b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB26B | 16548 bytes |
SHA-256: d1fec3f32a5cf553dfde4cbe5afb1d54f6b70924638e1198a0baeda28b48f8fa |
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font_01_sfnt_off0000dd0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD0A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f521.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF521 | 11012 bytes |
SHA-256: d30caec7da82d4010bfc745d2625a23ed9db404be4cc1bb9d27ed448504b6023 |
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