MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as a malicious PDF by ML classifiers and ClamAV, indicating it likely exploits PDF vulnerabilities. It contains numerous links pointing to compromised websites, suggesting a phishing or malware distribution scheme. The presence of a link farm on disposable hosting further supports this malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.8257
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://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e441d5dce7f---47975404489.pdf In PDF document text
- http://0930actress.com/files/files/ripitoginaboselowelamotof.pdfIn PDF document text
- https://investmentskillsgroup.com/images/userfiles/file/bevipamilob.pdfIn PDF document text
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160871853d0213---40322128426.pdfIn PDF document text
- https://ludifrance.fr/userfiles/file/lemosutasedariziwevi.pdfIn PDF document text
- http://gomientrung.vn/uploads/image/files/8387322162.pdfIn PDF document text
- https://www.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/0131a78c1b715112b347aa2c70b0296c/tofufufajajesulax.pdfIn PDF document text
- https://hoya.hr/UserFiles/file/11467423549.pdfIn PDF document text
- http://gshosnab.ru/userfiles/file/31871269268.pdfIn PDF document text
- https://riverasphotovideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a44f4e3a1d3---xogugusikezomuxexem.pdfIn PDF document text
- http://osstemcardiotec.com/files/fckeditor/file/15851708606125a367de91d.pdfIn PDF document text
- http://zenobiacultura.it/userfiles/file///9401505593.pdfIn PDF document text
- https://rhythmcprandfirstaid.com/wp-content/plugins/super-forms/uploads/php/files/8051fa4c823e8bc62843865acc8f1be9/49265279557.pdfIn PDF document text
- http://orhs86reunion.com/clients/6/67/6744625166a0df26c7abb40948833271/File/22978753807.pdfIn PDF document text
- https://rclurie.com/wp-content/plugins/super-forms/uploads/php/files/92f8c27ea5b3bfb020bcb30e52a6db5c/gobir.pdfIn PDF document text
- http://raunlarose.us/wp-content/plugins/formcraft/file-upload/server/content/files/1606cda26b03c9---32781447164.pdfIn PDF document text
- https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/a590cd63ed62ca3b24f376dea72cce59/jevuwumetapuk.pdfIn PDF document text
- https://whitelightdesign.com/wp-content/plugins/super-forms/uploads/php/files/896a9478e0912c70802461fe87a3bad1/7478065300.pdfIn PDF document text
- https://sirikulsteel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e606cc170c9---55149850053.pdfIn PDF document text
- https://livstyle.ro/home/livstyle/public_html/uploads/files/bonudawuledobejuf.pdfIn PDF document text
- https://kurek-rowery.pl/user_pict/file/fiseta.pdfIn PDF document text
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160c05515e5f3c---kilurifedilalet.pdfIn PDF document text
- http://audiencefertilization.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/19630076753.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=shape+patterns+worksheets+3rd+gradePDF 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_off0000c485.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC485 | 16692 bytes |
SHA-256: 83022e3a5acbe47a4e1e5f51c93da279ae8fc1bc980352b8320710556decd0f4 |
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font_01_sfnt_off0000ef4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF4F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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