MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many of which point to compromised CMS upload storage or disposable hosting, indicating a link farm designed to distribute malicious content. The ClamAV detection and ML classifier further support its malicious nature, likely serving as a lure for phishing or malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.5354
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://3e3i.com/UserFiles/file///95690738406.pdf In PDF document text
- http://intemhathanh.com/img_duhoc/files/40692063324.pdfIn PDF document text
- https://honkakuji.jp/honkakuji/images/ckfinder/files/28566127174.pdfIn PDF document text
- http://yoron.net/up/files/3337815721.pdfIn PDF document text
- https://www.lesson-online.org/wp-content/plugins/super-forms/uploads/php/files/gl2qm1ecvhcp608e4h6ph0kk93/23377826029.pdfIn PDF document text
- http://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6367de65fe---66134708314.pdfIn PDF document text
- http://jyjwqj.com/uploadfile/file///2021062105480425.pdfIn PDF document text
- http://beetsom.com/PROGRAM_FCKeditor_UserFiles/file/156806007860be006175e27.pdfIn PDF document text
- http://registermycompany.in/admin/userfiles/file/60348892910.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16102fe0d78710.pdfIn PDF document text
- https://kantankacreative.com/wp-content/plugins/super-forms/uploads/php/files/62ac5e17bbaa676a9ac750698bf57aa5/85430392338.pdfIn PDF document text
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/16129d6dfd7389---82384092995.pdfIn PDF document text
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/abaf01dda326d69d1c1539c2f5bf14db/zopubisawizotaz.pdfIn PDF document text
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073830f77891---30063848515.pdfIn PDF document text
- https://eminenceconstruction.ca/viking1/uploads/files/82767339485.pdfIn PDF document text
- http://webinaris.training/ckfinder/userfiles/publics/files/5190432626.pdfIn PDF document text
- https://cullinanconstruction.com/wp-content/plugins/super-forms/uploads/php/files/9883p2dmvobiv24nuds44lr7m7/xitimupasubobijodixadera.pdfIn PDF document text
- http://ztkammer.at/uploads/file/819554358.pdfIn PDF document text
- http://tieuhocsongphuong.hoaiduc.edu.vn/ckfinder/userfiles/files/21983012.pdfIn PDF document text
- http://tele-video.ru/upload/files/4667699637.pdfIn PDF document text
- https://mclandpin.com/calisma2/files/uploads/86695871271.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/b1d0270ed2227a5b62f842fd784c4e09/46863105833.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=manual+labour+definedPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bf0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF0D | 20224 bytes |
SHA-256: ee22ffe93684037cae9f99529d01b1f546dc8f44b4b1387d7f473ff2157b8ac9 |
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font_01_sfnt_off0000f396.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF396 | 10316 bytes |
SHA-256: 17e6148ca73867c4e4ceae1980452afa7900e996c40f50c46e0fc5c8be634ecb |
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font_02_sfnt_off00010ae0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AE0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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