MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm with numerous URLs hosted on potentially compromised websites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The presence of multiple external URIs and a link farm on disposable hosting further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9848
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://bohemiamaestro.com/webpagebuilder/ckfinder/userfiles/files/bogurevage.pdf In PDF document text
- http://rafaelokazakov.com/file/dunerasotepapibap.pdfIn PDF document text
- https://vishalahospitality.com/ckfinder/userfiles/files/farelugorebuxo.pdfIn PDF document text
- https://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/f46863bb7c6c6632d2ed6200cda151aa/82164079584.pdfIn PDF document text
- https://bursakaynak.com/userfiles/file/fusibugimewiwuji.pdfIn PDF document text
- http://portalcom-b2b.es/img/user///file/_0810952001620322625.pdfIn PDF document text
- http://herodumpsterrental.com/wp-content/plugins/super-forms/uploads/php/files/8f675384a22f83c3c3ef89b3c01b7769/29666215273.pdfIn PDF document text
- https://zahnersatz.pl/userfiles/files/12563313752.pdfIn PDF document text
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2be996c940---90255466887.pdfIn PDF document text
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160747dc8dabfb---vefijidix.pdfIn PDF document text
- https://www.lorenzofranzone.it/wp-content/plugins/super-forms/uploads/php/files/675d917fbc07b2884ed4ebe87596cd77/34705374432.pdfIn PDF document text
- http://hattrick-sports.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3a6b0b0174---62909511413.pdfIn PDF document text
- https://kassa-evotor.ru/wp-content/plugins/super-forms/uploads/php/files/opqbbjp56eibomftracv9c9omv/82122593779.pdfIn PDF document text
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/47b2d0e185234304ec78d4dd642d1158/85983954239.pdfIn PDF document text
- http://proxkimya.com/resimler/files/57853556587.pdfIn PDF document text
- http://pebyte.com/wp-content/plugins/super-forms/uploads/php/files/312q2cukqpeb347egi6m5k960c/78584551145.pdfIn PDF document text
- https://cashmeredreams.com/wp-content/plugins/super-forms/uploads/php/files/87e6bbcc5a65f1ca05f0ad3fc6e03b54/puzawuvutogewidovusifuven.pdfIn PDF document text
- https://areshin.ru/wp-content/plugins/super-forms/uploads/php/files/2eeeae0f19b32900abeb9c6a223edcc3/49216223471.pdfIn PDF document text
- https://fellowpeo.com/wp-content/plugins/super-forms/uploads/php/files/520d85b057eb88b93f48e4c0c0b8cc94/93887692753.pdfIn PDF document text
- https://photographerin.agency/wp-content/plugins/super-forms/uploads/php/files/i33gas7vdcs54pdpsn30jjphi7/48379312321.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/1607c545849dc5---46895712711.pdfIn PDF document text
- http://uat.ideadunes.com/projects/ideadunes-portfolio-site/wp-content/plugins/formcraft/file-upload/server/content/files/1607c407a2dbea---25107894166.pdfIn PDF document text
- http://meteosputnik.ru/userfiles/file/1426888846.pdfIn PDF document text
- http://magogaralbamoble.com/galeria/files/50036914587.pdfIn PDF document text
- https://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a123ed72515---gonuwawixexa.pdfIn PDF document text
- http://mosjob.ru/images/file/28805215559.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=physical+therapy+for+pinched+nerve+in+armPDF 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_off0000ed5f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED5F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010571.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10571 | 16588 bytes |
SHA-256: d6e5895ffd9fc8210bd902240eb498f6575fb2c1e8784d0684e414282be30bb6 |
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font_02_sfnt_off00013040.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13040 | 11068 bytes |
SHA-256: e5cb608b4d9ba09d77ec2d93a68ba790d164521b18cd1883b590c74bfc33de38 |
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