MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was detected as a phishing trojan by ClamAV. Static analysis revealed it functions as a link farm, with numerous embedded URLs pointing to other PDF files hosted on compromised or disposable domains. This suggests a phishing or malware distribution campaign, likely initiated via spearphishing attachment.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4456
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 http://kingcraftviet.com/uploads/ckfinder/files/52276267389.pdf In PDF document text
- http://quangcaosms.org/media/ftp/file/zajokanolapise.pdfIn PDF document text
- http://www.jobsincrete.gr/images/_user_na/file/gupelefef.pdfIn PDF document text
- http://ttlh.vn/storage/ckfinder/files/90702158348.pdfIn PDF document text
- https://www.swx.global/wp-content/plugins/super-forms/uploads/php/files/a131fa287ac19ef5c8b0b11552ff9ad8/kedegelibotawir.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/40801507224.pdfIn PDF document text
- http://laros.cz/UserFiles/file/87389825573.pdfIn PDF document text
- https://dacola.com/upload/files/51731959844.pdfIn PDF document text
- http://htwy.com/upload/file/toremowibomajodawiminuxa.pdfIn PDF document text
- https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/8a1567d0864b515a78804c3a7ece079c/49557362291.pdfIn PDF document text
- http://www.kliningstroy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1608f30b16d372---gutafizos.pdfIn PDF document text
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1609666e4e97b6---88852473808.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/4ksh5plm62jh9b49rtpotkg1c5/bejigofogebixif.pdfIn PDF document text
- https://sharjahcements.com/images/bulk_images/files/7775533587.pdfIn PDF document text
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/31ac654a6b568fb5cc68b0f245cbd605/63429007283.pdfIn PDF document text
- https://cairparavel.ro/app/webroot/files/userfiles/files/kutireberip.pdfIn PDF document text
- http://adanateknikservis.web.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1608350ef620af---bitowipe.pdfIn PDF document text
- https://www.alphaveneers.com/wp-content/plugins/super-forms/uploads/php/files/bddaf3ac88e3b6fe963ed0dcefa154df/88165287598.pdfIn PDF document text
- http://abovomedia.hu/_user/file/zorabas.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c7955c11ad6---walerulerazufi.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607373b337df9---kekage.pdfIn PDF document text
- https://shidoremicrosys.com/media/peginuvumufabi.pdfIn PDF document text
- https://avela.md/userfiles/file/migojalu.pdfIn PDF document text
- https://samiznojmo.cz/wp-content/plugins/super-forms/uploads/php/files/47d64a08f4c908930a5b7697c5b279b7/waselarusujobu.pdfIn PDF document text
- http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608502f88e3db---75283023039.pdfIn PDF document text
- http://bean2beenefamilytree.com/clients/60578/File/wilopiwib.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=can+you+mine+bitcoin+on+android+phonePDF 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_off00010858.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10858 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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