MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm with numerous links pointing to compromised WordPress sites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body is unreadable, but the presence of multiple external URIs and a PDF link farm heuristic confirms the attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://noble-worldwide.com/wp-content/plugins/super-forms/uploads/php/files/85ef8cc76eebbc99fdde51dd79c4b817/dalukezuvasakamabuzumuke.pdf In PDF document text
- https://sip7.pl/autoinstalator/sip7.online/wp-content/plugins/super-forms/uploads/php/files/ef26997f84a77c20a7ab5b82c51c49a4/tumoxogakoge.pdfIn PDF document text
- https://bleikss.com/userfiles/file/41450221163.pdfIn PDF document text
- https://n95america.com/wp-content/plugins/super-forms/uploads/php/files/d152fd6eeb395f08e9afce095a73e466/71891973715.pdfIn PDF document text
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/e951814c23f4d850900bede83d30105e/tujexajivadogukumoma.pdfIn PDF document text
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16093af0c37255---79986191540.pdfIn PDF document text
- https://n95america.com/wp-content/plugins/super-forms/uploads/php/files/7c531b1abbc5e67551ca0442621e9bda/87022128938.pdfIn PDF document text
- https://hoffmanowska.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160737a1f64fce---wasirunojegatubemuzan.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cf636aa10f4---xebubarafotagof.pdfIn PDF document text
- http://omniatel.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a268e89c258---94845517465.pdfIn PDF document text
- http://daglichtfilters.nl/ckfinder/userfiles/files/11631938379.pdfIn PDF document text
- https://nowackleverkusen.de/wp-content/plugins/formcraft/file-upload/server/content/files/16095c3bb330d2---46141599943.pdfIn PDF document text
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609830245679d---17466827713.pdfIn PDF document text
- https://razdolle.by/wp-content/plugins/super-forms/uploads/php/files/kk6g8n1dpe5vv63qj3d0mik1h0/97794808661.pdfIn PDF document text
- https://www.audifonosdoshoydos.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b4d30ed436---87995842152.pdfIn PDF document text
- http://glina-master.ru/admin/ckfinder/userfiles/files/midewabopeko.pdfIn PDF document text
- http://www.aportecnica.com/imagenes/editor/file/javutonifube.pdfIn PDF document text
- https://apz-arte.com/ckfinder/userfiles/files/37010252350.pdfIn PDF document text
- http://hattrick-sports.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607cf53cd1b28---44439857605.pdfIn PDF document text
- http://uniondeautoescuelas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3114311fd2---31778454849.pdfIn PDF document text
- http://soflocops.org/clients/83264/File/toxebimalubediginagu.pdfIn PDF document text
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609fb6d60790e---gikuxaniwitatedonuretoz.pdfIn PDF document text
- http://www.studiolegalefusimorelli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d0a276bc4a3---pizupubi.pdfIn PDF document text
- http://bfr-bialapodlaska.pl/userfiles/file/78088387920.pdfIn PDF document text
- http://www.webtony.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16082b60a63680---75162071545.pdfIn PDF document text
- https://www.pal-kont.hu/wp-content/plugins/super-forms/uploads/php/files/85fd7380e0921676082998f7fe72784a/butapojepogajake.pdfIn PDF document text
- https://gradeagroup.com/wp-content/plugins/super-forms/uploads/php/files/ntbdg96mjth65btnukvrf1ef4s/63184648314.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=jerry+lee+lewis+livePDF 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_off0000ce70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE70 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e686.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE686 | 9872 bytes |
SHA-256: 1e356c6046cd428b535d76499fc97c73d85db76a059c9e84888554e4e29cad8b |
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font_02_sfnt_off0000fc63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC63 | 20104 bytes |
SHA-256: 05df2e5b78215dfe6113eb50be2b53aef7c96755f50ad44e26b5a35c847da671 |
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