MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. It contains numerous links, many pointing to compromised CMS upload directories or disposable hosting, suggesting it functions as a link farm. The primary purpose appears to be directing users to potentially malicious or phishing content hosted on these external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://traicaygiasi.com/Images_upload/files/wakemofaselexeliso.pdf In PDF document text
- http://www.goataxiservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086be6ee5bc8---45710152809.pdfIn PDF document text
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fe9a74aea0---julubizeninigapeduvemagi.pdfIn PDF document text
- http://viajesalaos.com/webroot/img/files/50678994827.pdfIn PDF document text
- https://www.criteriainvest.com.br/wp-content/plugins/super-forms/uploads/php/files/5223jll5nrep1c2sirpiiser3l/loxujimugirevadopipu.pdfIn PDF document text
- https://minutesnap.com/wp-content/plugins/super-forms/uploads/php/files/e5bd54d3f1b65f20421a31c5aa46949c/71602912855.pdfIn PDF document text
- https://innotek.vn/uploads/news_file/wabera.pdfIn PDF document text
- https://voziky-paletove.cz/mctree.cz/pictures/other/files/kexin.pdfIn PDF document text
- http://asdgolfclubtoscana.com/writable/public/userfiles/file/vuneluwutonuxenetisu.pdfIn PDF document text
- https://k2salight.com/wp-content/plugins/super-forms/uploads/php/files/6c104a23f1b5e1bc84fb81b2a9684c42/xupefaletevozugomegurawo.pdfIn PDF document text
- http://marmaraisg.com/images_upload/files/vosara.pdfIn PDF document text
- http://studiotecnicoarduini.eu/userfiles/files/volojatevanesujof.pdfIn PDF document text
- http://tgtech-auto.com/userfiles/file/sineli.pdfIn PDF document text
- http://www.everhouse.lt/wp-content/plugins/formcraft/file-upload/server/content/files/1609e13733b971---72707299766.pdfIn PDF document text
- https://donnasalon.ru/wp-content/plugins/super-forms/uploads/php/files/2933ecc8e8327d5180d5001aeb5a73e8/pebolekelavazukazavit.pdfIn PDF document text
- https://mygo.com/ckfinder/userfiles/files/pozivivo.pdfIn PDF document text
- https://www.focus.mu/wp-content/plugins/super-forms/uploads/php/files/4718d628b1f763ecfc95ec3e8fcc7529/muxonidanaxeperus.pdfIn PDF document text
- https://uzunlarpeynir.com/dursun/upload/files/85254714897.pdfIn PDF document text
- http://dxqzx.com/ckfinder/userfiles/files/20210614_055318.pdfIn PDF document text
- http://1970lions.com/clients/5/57/57eb30a5877ba0c7834658d164206012/File/dufulujinidikekurodoxubi.pdfIn PDF document text
- http://andlupa.com/userfiles/file/zusowinikilanudominevej.pdfIn PDF document text
- http://firewheels.pe/userfiles/file/53581644557.pdfIn PDF document text
- https://swagath.co/new/ckfinder/userfiles/files/lokawarojobonezekogud.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=how+to+hard+reset+iphone+home+button+not+workingPDF 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_off0000fb13.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB13 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011325.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11325 | 17344 bytes |
SHA-256: 5065bee9cb9e8008694513cd42720181764e7ee54b60b7b08970c50988ca8a9f |
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font_02_sfnt_off000140a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x140A0 | 11204 bytes |
SHA-256: 020284202ac6061844edddb67ab2e81099ec1713d157adcd25f511fa4d9b2438 |
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