MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of links to various websites, many of which appear to be compromised or disposable hosting. This behavior is consistent with a link farm used for SEO manipulation or to distribute malicious payloads. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://jahanchart.ir/data/files/file/kofupupigasigenu.pdf In PDF document text
- http://www.ctnphrae.com/ckfinder/userfiles/files/sadonixerilo.pdfIn PDF document text
- http://dreamcatcherltd.com/userfiles/file/83560174866.pdfIn PDF document text
- http://sictombbi.fr/ckfinder/userfiles/files/wevurufidisilejuvase.pdfIn PDF document text
- https://www.officinadelgustoroma.com/wp-content/plugins/super-forms/uploads/php/files/882ce5401414cc10e9440623d8b6df6e/jiborutagunenomonutilumug.pdfIn PDF document text
- http://elandtour.com/FileData/ckfinder/files/20210716_666DDBAAA74250D1.pdfIn PDF document text
- https://relleno-acidohialuronico.com/wp-content/plugins/super-forms/uploads/php/files/beeeaeadad432e1c39ed85089af50196/sufaduwitat.pdfIn PDF document text
- http://hataylezzeti.com/resimler/files/mexulagixabaz.pdfIn PDF document text
- http://www.molinoag.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bba5e74ba6---zedogutajusikamu.pdfIn PDF document text
- http://www.191seo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8b8c0308bf---bamuvapesoruzagilo.pdfIn PDF document text
- https://pametnidom.hr/pametne_kuce/userfiles/file/tefefefaluzumep.pdfIn PDF document text
- https://cardion.dk/gfx/fckimages/file/64933185231.pdfIn PDF document text
- http://www.fsnn.se/wp-content/plugins/formcraft/file-upload/server/content/files/160a4533a5e57b---luzunaxobonegoruzumezinun.pdfIn PDF document text
- http://bigsvatcharasith.com/userfiles/file/23883580376.pdfIn PDF document text
- https://ctapigroup3.com/contents//files/30181612804.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16083fb20cb478---mazolewivem.pdfIn PDF document text
- https://www.americansummercamps.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c79e07ce95---kudorarudi.pdfIn PDF document text
- https://teenvolunteerdallas.org/wp-content/plugins/super-forms/uploads/php/files/a71664725e6c7a53ac92fde617248feb/nukavonekojuti.pdfIn PDF document text
- http://fonnepal.org/userfiles/file/fitowazelojadavajofowo.pdfIn PDF document text
- http://sibmetiz.ru/upload_picture/6763453368.pdfIn PDF document text
- https://www.gsccn.it/wp-content/plugins/formcraft/file-upload/server/content/files/16126f951e084f---58646779818.pdfIn PDF document text
- https://shayangroup.net/wp-content/plugins/super-forms/uploads/php/files/e51e36292381d832dfc801cfef20fc39/digojurekalow.pdfIn PDF document text
- https://conexkarvan.com/cache/fck_files/file/3161668839.pdfIn PDF document text
- https://ferado.vn/userfiles/file/7542657766.pdfIn PDF document text
- http://sntaviator.ru/ckfinder/userfiles/files/34157502124.pdfIn PDF document text
- https://maxim-catering.de/wp-content/plugins/super-forms/uploads/php/files/fhvbqbgqe5fj349jltd39lljfl/daroposirejidenemiw.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=picture+of+manual+car+pedalsPDF 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_off0000de65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE65 | 17064 bytes |
SHA-256: a8e9a1808ae2983c35b2cbfc72b81d6fdf49def0165535ed7940709d76c1d627 |
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font_01_sfnt_off00010ae4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AE4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000122fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122FB | 10884 bytes |
SHA-256: 27f4fc25b9dd5004a9f235e8bc634af65cbf140a0da87a5fb3784b44eec2bc3a |
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