MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The file contains numerous embedded URLs, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links indicates an attempt to facilitate phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://www.realisthotel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160858587c2a91---xipudoxuxogafovurawutoja.pdf
- http://www.ibadirect.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b289b4d4ac9---32453323042.pdf
- https://imagebeaute.fr/userfiles/file/68113937530.pdf
- http://aeskulap24h.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4ee218b326---20859903364.pdf
- http://centralcogtc.com/uploads/file/vipuxasosunanilepe.pdf
- https://www.dentaltaxpros.com/wp-content/plugins/super-forms/uploads/php/files/ba4c579333d15cceb05d4a9c2b5ac11e/wujibigikigikogululufi.pdf
- https://micro-churches.net/uploads/file/72681195033.pdf
- http://lycee-elm.org/userfiles/file/sojogalawoje.pdf
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/9f4e75f1d35b3e4618e11a60f4a52de9/5672554277.pdf
- https://xn----8sbcehyodmtf1czh.xn--p1ai/userfiles/file/63133182042.pdf
- https://jxlmedu.com/file/files/20210702_112813.pdf
- https://aneri12.eu/res/file/90845203742.pdf
- https://rlvanstory.com/wp-content/plugins/super-forms/uploads/php/files/dca46bbae84f7a6b53f65314a6de8355/kaxofopaxuvu.pdf
- https://vaitinhdien.com/app/webroot/upload/files/wibubi.pdf
- http://quangphong.vn/uploads/image/files/31165616366.pdf
- https://vickers-electronics.co.uk/wp-content/plugins/super-forms/uploads/php/files/9a23196d81c3475fd5f827bb234b8fb4/joxakadulijixibir.pdf
- http://jeugdopdewetenschapsagenda.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a1ab1dc6451---daguvawusofewajoxateg.pdf
- http://lalitas-thaimassage-spa.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606cd8b80fc82---93764367160.pdf
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/1606d0c4ac690d---purakubajijuvis.pdf
- http://dejede.com/userfiles/file/pefovajufaxosizofipi.pdf
- http://dabbleanddesign.com/clients/c/c6/c60e280709801842a26e47e23f21f170/File/bedepexemawegimukivosu.pdf
- https://innovaciones-plasticas.com/imagenes_cont/sitio/documentos/zufatosefawugib.pdf
- https://nhatngudongkinh.com/upload/ckupload/files/kesodezizojubezoda.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=strategies+on+putting+up+a+business+abm+students
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010950.bincbe62eb3d1d0413608c846057e79fc6e46c17f1775153a18e5fa689e8a2e51fb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10950 | 16328 bytes |
font_01_sfnt_off000133a2.bin360627df1ca2310185287394826a4bd88e71a629b5a7a318ff3c0888cff5749c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133A2 | 11004 bytes |
font_02_sfnt_off00014cb5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14CB5 | 16792 bytes |
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