MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites. These links likely serve as a distribution mechanism for phishing or malware, leveraging the compromised sites to host or redirect to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.7599
Heuristics 5
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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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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://southernlightingsource.com/wp-content/plugins/super-forms/uploads/php/files/10aea01803f240e9c3cb7a5522805965/93742857916.pdf In PDF document text
- https://www.kbstephens.com/wp-content/plugins/super-forms/uploads/php/files/f86c04632a70a87237721759e72dbeb1/13653550171.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a81bde0a893---xodujugate.pdfIn PDF document text
- http://qachs88.com/clients/58271/File/diburulav.pdfIn PDF document text
- https://bleikss.com/userfiles/file/12499345481.pdfIn PDF document text
- https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608c79f14abf9---27218088539.pdfIn PDF document text
- https://area34.info/wp-content/plugins/super-forms/uploads/php/files/kraqnt9ut7d6qjmbmk9hu17qd6/46042112803.pdfIn PDF document text
- http://donkaew-furniture.com/ckfinder/userfiles/files/58386895090.pdfIn PDF document text
- http://davidhammerstein.org/userfiles/file/19846482782.pdfIn PDF document text
- http://iltorg.ru/upload/file/voranegenegurufixabavab.pdfIn PDF document text
- https://freshchannels.com/home/sites/freshchannels/public_html/ckfinder/userfiles/files/64754473648.pdfIn PDF document text
- http://imapbook.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/revigapida.pdfIn PDF document text
- http://www.mediacomriccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/160d2449f56226---42429234975.pdfIn PDF document text
- http://bazatalty.pl/wp-content/plugins/super-forms/uploads/php/files/7c5fbabd4291030d6c3f2a00b1be20db/92016209949.pdfIn PDF document text
- http://msslink.ru/userfiles/files/novakexakonuzom.pdfIn PDF document text
- https://amenagementsoleil.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075b9cd96b83---tadagotowivemegak.pdfIn PDF document text
- https://plasy.com/uploads/file/30623278112.pdfIn PDF document text
- http://redactron.com/userfiles/file/gewixike.pdfIn PDF document text
- https://a2designbg.com/userfiles/file/95399600221.pdfIn PDF document text
- http://aiswaryamatrimonials.com/fck_uploads/file/nubivababubik.pdfIn PDF document text
- http://vitrine-prof.com/files/83191706451.pdfIn PDF document text
- http://sl-light.ru/design/img/upload/file/4040426342.pdfIn PDF document text
- http://year-c.com/upload_fck/file/2021-6-14/20210614080324199608.pdfIn PDF document text
- https://omomediacion.com/wp-content/plugins/super-forms/uploads/php/files/e97e8656c544e51d25bca29a543e711c/99074369466.pdfIn PDF document text
- http://schouteninterieurwerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607a0aa79bfec---75678390604.pdfIn PDF document text
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad19b974a1a---wosajasiduf.pdfIn PDF document text
- http://www.carolglassman.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a648b7f011c---78761400782.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=environmental+econometrics+using+stata+pdfPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d44b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD44B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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