MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics indicate it functions as a link farm, directing users to potentially compromised websites or malware hosting. The presence of multiple external URIs and PDF-specific heuristics for compromised CMS uploads strongly suggests a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://salwex.hu/file/ganibakebegixu.pdf In PDF document text
- https://sdhouse.info/ckfinder/userfiles/files/motobewulitibugokere.pdfIn PDF document text
- http://lerucherdesanges.fr/userfiles/file/57674993665.pdfIn PDF document text
- http://vtdsbinhthuan.vn/public/uploads/userfiles/file/jumobuvikiv.pdfIn PDF document text
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/1614736e293c84---43941050.pdfIn PDF document text
- http://bonezi.morefriendship.com/upload/files/68684211156.pdfIn PDF document text
- https://www.meditech.cz/ckfinder/userfiles/files/nerotitipukodimi.pdfIn PDF document text
- http://scenekunstskolen-efteruddannelsen.dk/ckfinder/userfiles/files/xokug.pdfIn PDF document text
- https://ceccarmaramures.ro/userfiles/file/65307157797.pdfIn PDF document text
- http://gammatradings.com/userfiles/file/digiveweliduvowejotugix.pdfIn PDF document text
- http://bimbrlata.cz/UserFiles/File/fisivuxamegaj.pdfIn PDF document text
- https://hidropomp2008.com/uploads/userfiles/file/taxubibi.pdfIn PDF document text
- http://tercovci.cz/files/file/dosexu.pdfIn PDF document text
- http://bloemenwinkelindex.nl/images/uploads/26697068073.pdfIn PDF document text
- http://boxethai38.com/upload/file/wizefumuweferolafob.pdfIn PDF document text
- http://celcg.pl/uploaded/file/82126732866.pdfIn PDF document text
- https://www.golddustdental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612eb48503608---28617187550.pdfIn PDF document text
- https://yournew.site/wp-content/plugins/super-forms/uploads/php/files/u6opr3q2ur2ge4psvdkneckbek/65996991139.pdfIn PDF document text
- http://hanlacsclub.com/ckupload/files/17775358454.pdfIn PDF document text
- https://leresto-niort.fr/images/userfiles/files/zupimemitavipozamu.pdfIn PDF document text
- http://zeshengtecphar.com/UploadFiles/FCKeditor/20210918122130.pdfIn PDF document text
- https://www.info-service.com.tw/plugin/ckeditor/ckfinder/userfiles/files/25831912741.pdfIn PDF document text
- http://buydecor.ru/uploads/files/boxuva.pdfIn PDF document text
- https://sunnyrosesschool.com/userfiles/file/barufalimol.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=how+do+u+reset+your+phonePDF 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_off0000b1dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1DD | 15216 bytes |
SHA-256: 63894089a2382c7dda738037ae0ef860d98ce1f8b1c50afa17daf87694ef1dc5 |
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font_01_sfnt_off0000d856.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD856 | 10480 bytes |
SHA-256: b9f1d2589c580902c325825e84d14757b176d7349243e7d88f6c45003e4998fb |
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font_02_sfnt_off0000f025.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF025 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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