MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious. It contains numerous links to external websites, many hosted on compromised CMS platforms or disposable domains, suggesting a phishing or malware distribution campaign. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9959
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://queure.ru/uplcv?utm_term=vesda+vls+manual PDF link annotation
- http://northjerseyseniormenssoftballleague.com/clients/2/22/22e10641a135963e7b476298ec508c3c/File/vimobuwif.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/6f627ca5ae5cd98b01026efd6214baf5/6223886411.pdfIn PDF document text
- https://webgirls-studio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa8803ce25d---tipiziwovanejusanokodu.pdfIn PDF document text
- http://kernenshepler.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/gawoze.pdfIn PDF document text
- http://bradhelferlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/maforofaviwavokawez.pdfIn PDF document text
- https://mcq-exambd.com/app/webroot/ckfinder/userfiles/files/29334929323.pdfIn PDF document text
- http://nfrostov.ru/upload/files/bitadeli.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e344796be5---52553994822.pdfIn PDF document text
- http://antansconstructions.com/ckfinder/userfiles/files/wawozovejofukiraxi.pdfIn PDF document text
- https://mytutr.com/wp-content/plugins/super-forms/uploads/php/files/4818a3297716d5f37231142c30345b83/birirejubodunut.pdfIn PDF document text
- https://www.kindspring.org/inc/ckfinder/userfiles/files/88386708164.pdfIn PDF document text
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608012dbe3e1a---baxejanuk.pdfIn PDF document text
- https://juvelyrikoscentras.lt/Files/file/xojudizabapi.pdfIn PDF document text
- https://homeuu.biz/upload/ckeditor/pages/files/wubesutunipepeduves.pdfIn PDF document text
- http://spharma.ua/files/file/jiniwopug.pdfIn PDF document text
- https://tecsal.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16114556e46bab---41423422492.pdfIn PDF document text
- http://yuanjen.com/ckfinder/userfiles/files/86571551963.pdfIn PDF document text
- http://www.stratcareerservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd50f5379a8---25391893723.pdfIn PDF document text
- https://freedomhypnosisnyc.com/wp-content/plugins/super-forms/uploads/php/files/9e38012daa47d4d8c7f867bf44b8effc/ginanifonimufuz.pdfIn PDF document text
- https://inchiriereelicoptere.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16125525549633---ginudedafisona.pdfIn PDF document text
- http://mognational.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098993db7e6c---tugalibopagas.pdfIn PDF document text
- https://dadrarad.ro/userfiles/file/2990487134.pdfIn PDF document text
- https://cristalparkhotel.com/ckfinder/userfiles/files/fudikikuxiberadafa.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_off0000b2a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB2A0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cab2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAB2 | 14648 bytes |
SHA-256: c05fc1bec8b268586df555b95aeef6c18225aa72c3d6a7f97843bb361177552a |
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font_02_sfnt_off0000ef23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF23 | 10136 bytes |
SHA-256: dee5325874c27ce320dbe6d825c350e537870f7a4062bfd2bcd44b3cdc67acd1 |
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