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 embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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://rocksoliddesigns.biz/userfiles/file/luzovikulenu.pdf In PDF document text
- http://a-aqua.fr/ressource/site-image/files/40340536789.pdfIn PDF document text
- http://fitviewer.biz/files/file/2745646925.pdfIn PDF document text
- https://pergamine.com/ckfinder/userfiles/files/4129643580.pdfIn PDF document text
- https://www.frontierexim.com/wp-content/plugins/super-forms/uploads/php/files/h5edlm82i57ps64fupiat3jjvs/9817504867.pdfIn PDF document text
- http://cssh.es/img/file/10888787695.pdfIn PDF document text
- https://unitytradefze.com/ckfinder/userfiles/files/71329595668.pdfIn PDF document text
- http://vitccorp.com/uploads/userfiles/file/83621091480.pdfIn PDF document text
- http://digifast.cz/userfiles/demegifudizidekadukituko.pdfIn PDF document text
- http://paykaaluminiya.ru/ckfinder/userfiles/files/momupofegof.pdfIn PDF document text
- http://www.nomorcantikjoss.com/file/82005933269.pdfIn PDF document text
- https://proia.bg/userfiles/file/milafonedaxuxagifef.pdfIn PDF document text
- http://miyozenemeryville.com/uploads/files/73770439681.pdfIn PDF document text
- https://institut-arabe.org/ckfinder/userfiles/files/sofamomixef.pdfIn PDF document text
- https://ceccarbotosani.ro/userfiles/file/jegabesovepiwilimimuzasa.pdfIn PDF document text
- http://www.stratcareerservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614fbdc39cddd---35730645214.pdfIn PDF document text
- http://swaminarayangm.org/userfiles/file/zofinasuvegikagalut.pdfIn PDF document text
- http://wsm.hk/images/uploadfiles/file/48695082990.pdfIn PDF document text
- https://tivirtual.com/userfiles/file/84399205369.pdfIn PDF document text
- http://tunapvietnam.thietbiotoviet.com/Images_upload/files/sevinuvogaterefifan.pdfIn PDF document text
- http://fvv-hohenfelde.de/sites/default/files/files/tudix.pdfIn PDF document text
- https://maidintown.co.uk/wp-content/plugins/super-forms/uploads/php/files/3de6a68287798f7fcafa2810ce2b917c/gabefagujo.pdfIn PDF document text
- http://www.plain-pied.com/editeur/ckfinder/userfiles/files/1677327206.pdfIn PDF document text
- http://3t-t.com/User_File/UpFile/file/20210919001155_bnV2YWpv.pdfIn PDF document text
- https://olivermilk.vn/tctt/sites/aaa/file/93792845667.pdfIn PDF document text
- http://www.ondebiz.com/userfiles/file/xesuwigumudanixuba.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=symbolic+interaction+definitionPDF 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_off0000b626.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB626 | 10796 bytes |
SHA-256: 9ec51af49ca53fe35df5265d6588104cb759de026b7eb278cd69af7acef588b6 |
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font_01_sfnt_off0000cf03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF03 | 15432 bytes |
SHA-256: 07948325689c1f25410d8b7c8fb8ef9ae9ab0a24565e36a5ffa36a2e0889d7c7 |
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font_02_sfnt_off0000f680.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF680 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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