MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It functions as a link farm, with numerous embedded URLs pointing to other PDFs hosted on compromised websites. This suggests a multi-stage attack designed to lure users to malicious content, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613761e39179d---45478920594.pdf In PDF document text
- http://garant-fond.ru/ckeditor/ckfinder/userfiles/Images/files/81092045848.pdfIn PDF document text
- http://mmckno2010.zkosuchdol.info/files/leketugugofizifugo.pdfIn PDF document text
- http://degrossier.nl/uploads/file/rijotiroxowotojugigate.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16138f353c7343---38067296515.pdfIn PDF document text
- http://apexnepaltravel.com/userfiles/file/85959897065.pdfIn PDF document text
- http://ozkayalartrans.com/userfiles/file/kivobozelu.pdfIn PDF document text
- https://univerosg.com/ckfinder/userfiles/files/99028822138.pdfIn PDF document text
- http://qualityspices.in/ckuploads/files/bopugipanaxopufibopugerev.pdfIn PDF document text
- http://boxerdapolenta.com/cmsimple/images/file/voremokuwisafaz.pdfIn PDF document text
- http://chinalabware.ru/d/files/42692646243.pdfIn PDF document text
- https://klcmekatronik.com/ckfinder/userfiles/files/2338465717.pdfIn PDF document text
- https://limsurdua.com/contents/files/wozujekakipexizivudovul.pdfIn PDF document text
- http://witnesstherealist.com/wp-content/plugins/super-forms/uploads/php/files/7c754253016081ccfc31f9b71092b5ed/3431888922.pdfIn PDF document text
- http://dom-nenilovo.ru/wp-content/plugins/super-forms/uploads/php/files/99f4d90c56ac138d9efca49a086fda74/togigonemiduvak.pdfIn PDF document text
- http://centrlita.ru/archive/image/file/fajavusufosa.pdfIn PDF document text
- http://wang023spa.com/userfiles/202109file/2021090322325270554.pdfIn PDF document text
- https://tepatsasaran.com/contents/files/9992612550.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/8jopgt8ujso3o3s76bqrguu1d7/pozizegumax.pdfIn PDF document text
- https://bilegt.mn/userfiles/files/34243267261.pdfIn PDF document text
- http://viprealestatebrokers.com/userfiles/files/35163249361.pdfIn PDF document text
- https://swaarm.de/app/webroot/upload/files/17677980419.pdfIn PDF document text
- http://smingames.com/ckfinder/files/lovufavakabefag.pdfIn PDF document text
- http://protok.pro/upload/files/wijodulumo.pdfIn PDF document text
- http://clerus.hu/files/file/manususokewawozu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=alone+orphaned+on+the+ocean+pdfPDF 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_off0000b9f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9F1 | 10436 bytes |
SHA-256: ac7405ce44bb5abf316a576544a81ae3f0d968db06f74368e8aaeca81334733f |
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font_01_sfnt_off0000d188.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD188 | 15828 bytes |
SHA-256: 58f02da691c50393643aeb976a5928d022a950b991f35fe28e6438654ad70bed |
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font_02_sfnt_off0000f999.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF999 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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