MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to compromised WordPress sites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of external URI heuristics further supports the attack pattern of redirecting users to external resources.
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://anandamsanyal.com/userfiles/file/60341707684.pdf In PDF document text
- http://kameleonhastanc.hu/files/file/firadimafakebeg.pdfIn PDF document text
- http://makaifruits.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b6fe3bf0fe---dapopudu.pdfIn PDF document text
- https://webbsoil.com/home/webb/public_html/ckfinder/userfiles/files/85371924393.pdfIn PDF document text
- http://www.guaitoli.eng.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a1b57a88e60---94165233990.pdfIn PDF document text
- http://www.saaegfpolis.org.br/ckfinder/userfiles/files/69837197406.pdfIn PDF document text
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/af07b8b551fbc2cde2552eef942d5c5b/juxemasajugezekisugane.pdfIn PDF document text
- http://xycrusher.com/d/files/28402846118.pdfIn PDF document text
- https://hotelindigha.com/FCKeditor/file/vofatufuwatuzuxurok.pdfIn PDF document text
- https://viveironativodevicosa.com.br/ckfinder/userfiles/files/98392803011.pdfIn PDF document text
- http://campcolefamilyreunion.com/clients/82065/File/fupezez.pdfIn PDF document text
- https://bluebeakbranding.com/wp-content/plugins/super-forms/uploads/php/files/f4904fc754c0691f073cb5b305feccbf/31955273996.pdfIn PDF document text
- http://herodumpsterrental.com/wp-content/plugins/super-forms/uploads/php/files/70c1a3196c3cf7c32fd2301684cf35a0/48428769079.pdfIn PDF document text
- http://flamefitnessstudio.com/cewit/images/file/87061145758.pdfIn PDF document text
- http://bvmnotarissen.nl/app/webroot/files/ckeditor_files/files/84378237516.pdfIn PDF document text
- http://baaningdoi.com/file_media/file_image/file/japamotusesobep.pdfIn PDF document text
- https://dichocungtoi.com/userfiles/file/45696217683.pdfIn PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/1612f0d06df047---bilimi.pdfIn PDF document text
- http://www.koeru.eu/failid/file/88260717733.pdfIn PDF document text
- https://www.mozartcantat.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160ec510d9997b---feragivujosoxu.pdfIn PDF document text
- https://horizontire.com/userfiles/file/44667757257.pdfIn PDF document text
- http://turagent007.ru/userfiles/file/gefogusejubifapo.pdfIn PDF document text
- http://teerosy.com/ipp/images/uploads/files/61991387109.pdfIn PDF document text
- https://leicht-spb.ru/wp-content/plugins/super-forms/uploads/php/files/adb0097df3ca4e78a8d317ebd2ff0ad0/dutum.pdfIn PDF document text
- https://psfund.org/public/uploads/files/cms_files/fokoxezagokowafesuxi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=software+compressor+pdf+free+downloadPDF 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_off0000caa8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAA8 | 16808 bytes |
SHA-256: d42efd8db0b4929781bd788357a5bbe679cce375deb3dba02e801e7473bd9c74 |
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font_01_sfnt_off0000f60f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF60F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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