MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links pointing to compromised websites, indicating a phishing or malware distribution attempt. The presence of link farms on disposable hosting and compromised CMS uploads suggests an effort to obscure the final malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 https://bentzendesign.se/wp-content/plugins/formcraft/file-upload/server/content/files/16156d06719aaa---34084543004.pdf In PDF document text
- https://oxi-dental.ro/imagini_ws/tesolifukenitimesazopupin.pdfIn PDF document text
- http://dlzj.net/upload/files/2021092623440557536.pdfIn PDF document text
- https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/2d23e7d1b38c679fcf7f4f4ee32ed4ce/30986201925.pdfIn PDF document text
- https://skopjemuzikon.pmgrecordings.com/ckfinder/userfiles/files/kaneguxupereweka.pdfIn PDF document text
- http://qzgj.cn/upload/file/90397047925.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131a662b5105---tisanaguroweditexiput.pdfIn PDF document text
- http://ildongwire.com/userfiles/file/sotirowas.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f544d110bc---juguwafebaloronewalulim.pdfIn PDF document text
- https://adci.vn/data/upload/file/fevug.pdfIn PDF document text
- http://asia-test.informacittadino.net/media/files/96723974484.pdfIn PDF document text
- https://apartmani-mestrovic-krk.hr/files/44684396200.pdfIn PDF document text
- http://tootingtaxi.com/survey/userfiles/files/fexovodezumuzezopetepag.pdfIn PDF document text
- http://adams-gold.ru/archive/image/file/31611780082.pdfIn PDF document text
- https://pachetedeturism.ro/images/files/rujodapi.pdfIn PDF document text
- http://cycling-software.com/files/file/tufujulifur.pdfIn PDF document text
- https://pepsima.biz/files/file/65727364666.pdfIn PDF document text
- http://pulsarvn.com/media/ftp/file/gewurixanatonetu.pdfIn PDF document text
- http://195exim.com/datas/files/39082172981.pdfIn PDF document text
- http://techmechengineers.com/uploads/60484542736.pdfIn PDF document text
- http://chuanghuilaw.com/filespath/files/20210927123738.pdfIn PDF document text
- http://papianiarch.it/userfiles/files/16404436096.pdfIn PDF document text
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612f4c0cee555---dagolewukupezadojuketoza.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=galaxy+j5+2017+pricePDF 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_off0000b011.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB011 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c828.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC828 | 10740 bytes |
SHA-256: 48774923fa91b2d1fadaec8be7e83122f8d47f5409fd01b054a3c0e9a67d7051 |
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font_02_sfnt_off0000e11f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE11F | 17136 bytes |
SHA-256: 1cd5f97de89e00c218a8106311211acd1efa6d7e38f23ba36774c376be2867cd |
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