MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links to external websites, many of which are hosted on disposable domains or compromised CMS upload storage, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 6
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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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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://tlxzkj.com/uploads/file/130015256026.pdf In PDF document text
- https://jimsdelibrookhaven.com/demo/jimsdeli/admin/userfilesfile/wodelopejeg.pdfIn PDF document text
- https://tongdaidoanhnghiep.com/app/webroot/upload/files/13753783265.pdfIn PDF document text
- http://dansecyr.ca/pdf/file/24722678970.pdfIn PDF document text
- https://guruamardaspublicschool.com/userfiles/files/49988713879.pdfIn PDF document text
- https://nakipoglugroup.com/upload/ckfinder/files/dukiromo.pdfIn PDF document text
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613a96089060d---zatasam.pdfIn PDF document text
- http://ndt-ultratech.com/files/nilepa.pdfIn PDF document text
- http://aibasylhet.edu.bd/app/webroot/ckfinder/userfiles/files/lekezadofabaletivusab.pdfIn PDF document text
- http://kursverwaltung.fit-n-essen.ch/ckfinder/userfiles/files/fivifug.pdfIn PDF document text
- https://rinducm1.com/contents/files/poguzaniwiva.pdfIn PDF document text
- http://hnfhdc.com/UpLoadFile/2021090822574218997.pdfIn PDF document text
- https://baust.edu.bd/app/webroot/ckfinder/userfiles/files/72512469706.pdfIn PDF document text
- http://tunesistudio.eu/userfiles/files/27477572592.pdfIn PDF document text
- https://theipbuzz.com/images/file/dolodudenokofigepipisosa.pdfIn PDF document text
- https://khoahoc.timviec365.com/picturesfiles/konowejus.pdfIn PDF document text
- https://www.ibyservice.com/wp-content/plugins/super-forms/uploads/php/files/5cf03166c7c1d315181aa5fe5d5f30cd/6083466166.pdfIn PDF document text
- https://www.fifatravels.com/wp-content/plugins/formcraft/file-upload/server/content/files/16147799f55b87---95278857041.pdfIn PDF document text
- https://dichvumayphoto.vn/webroot/img/files/21534693012.pdfIn PDF document text
- http://ilonew.tasksplan.com/ckfinder/userfiles/files/98945014101.pdfIn PDF document text
- https://nhomphuongnam.com/upload/files/dimezevikalozo.pdfIn PDF document text
- https://luiginoiobbi.com/userfiles/file/wolexetitata.pdfIn PDF document text
- http://swatimishra.in/uploaded_files/userfiles/files/lifugituxemixaxanaxis.pdfIn PDF document text
- http://thanhnienxp.com/vietkiendo/upload/file/1299734678.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=best+battery+usage+monitor+androidPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- 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_off0000bb95.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB95 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d3ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3AC | 10952 bytes |
SHA-256: d781bf0d9f3060c93090c17d37bba0fc9bdec4b65748cd0b0d0d8698cfa44605 |
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font_02_sfnt_off0000ecec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECEC | 15800 bytes |
SHA-256: cd769c4017fb6efd18acd65f7380158f26c25ef4d33865483c3cc8ca920ed9d9 |
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