MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The file is identified as a PDF containing a link farm, with multiple URLs pointing to compromised or disposable domains. The ClamAV detection 'Pdf.Phishing.Trojan' strongly suggests a malicious intent, likely to lure users to phishing sites or download further malware. The presence of numerous links, including those on compromised CMS upload storage, indicates a broad attempt to distribute malicious content.
Machine Learning
- Nyx PDF Classifier clean score 0.1405
Heuristics 5
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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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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 http://tt-ural.su/admin/ckfinder/userfiles/files/pixafarunopifamubuzile.pdf In PDF document text
- https://comodee.com/wp-content/plugins/formcraft/file-upload/server/content/files/161371c0534cca---voxawuwiw.pdfIn PDF document text
- https://ahha.az/userfiles/file/wudalilowedejujobagis.pdfIn PDF document text
- https://www.tristar-technology.com/ckfinder/userfiles/files/desitedadixomadug.pdfIn PDF document text
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16135b43797f12---98507060395.pdfIn PDF document text
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/1613422aed03fb---fosumakuvuxe.pdfIn PDF document text
- http://only-svet.ru/upload/files/mudiragegudejabulumino.pdfIn PDF document text
- http://moneymaker-gold.de/files/xigotodonugowideb.pdfIn PDF document text
- http://yongchengtech.com/uploads/files/202109030319068979.pdfIn PDF document text
- http://plantessentialoil.com/upload/files/36962493459.pdfIn PDF document text
- http://pradakshinam.com/fck_uploads/file/66142443768.pdfIn PDF document text
- http://hong-tour.com/FileData/ckfinder/files/20210912_865218E3306C200C.pdfIn PDF document text
- https://micro-logic.ro/images/uploaded/file/89016499381.pdfIn PDF document text
- http://poltinka.ru/userfiles/file/45630066155.pdfIn PDF document text
- http://www.perchegouet.com/ckfinder/userfiles/files/lalemorakapipajonit.pdfIn PDF document text
- http://5percent-design-action.com/upload/users/files/lupikibokel.pdfIn PDF document text
- http://fotofolliasanlazzaro.it/userfiles/files/39562582744.pdfIn PDF document text
- https://rpaxis.net/userfiles/file/degawi.pdfIn PDF document text
- http://avandcie-energy.fr/ckfinder/userfiles/files/sekekojomi.pdfIn PDF document text
- https://mygamedaysports.com/wp-content/plugins/super-forms/uploads/php/files/267230fd56925d59b225c9e129f6d7fd/40923455523.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/vigaradepofapiromudez.pdfIn PDF document text
- https://artesapanaderia.xyz/aym_image/files/zitonaje.pdfIn PDF document text
- http://ccshecea.org/upload/files/jemixuxonikunovisalonefo.pdfIn PDF document text
- http://volkshilfe-vlbg.at/images/content/files/difuwukokaruzilivopevam.pdfIn PDF document text
- http://itcbeautytrainingschool.com/userfiles/file/mafumisudiwawo.pdfIn PDF document text
- http://tydafa.com/dafa/uploadfiles/20210903035433.pdfIn PDF document text
- http://windowsplusllc.com/ckfinder/userfiles/files/jojefojuguvimupimo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=free+instagram+followers+bot+for+androidPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000108b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108B6 | 10900 bytes |
SHA-256: e2a57a59359f52728d5b940046ab9226da1095d42928ab05ecf009631736054c |
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font_01_sfnt_off000121c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121C8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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