MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The presence of a visual download button and numerous links, some pointing to compromised CMS upload directories, suggests a phishing or malware distribution attempt. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://primebrokeragetx.com/ckfinder/userfiles/files/99796307404.pdf In PDF document text
- https://www.criteriainvest.com.br/wp-content/plugins/super-forms/uploads/php/files/cvn544j4a63glcf9ju8saguoja/wazasi.pdfIn PDF document text
- http://gazosilikatnn.ru/uploads/files/73721714912.pdfIn PDF document text
- https://digireg.cn/upload/62473508243.pdfIn PDF document text
- https://theshairpodcast.com/wp-content/plugins/super-forms/uploads/php/files/8dbe8ab68e8a0f156d112ecb2121169c/54338073620.pdfIn PDF document text
- http://marcus-1.com/FileData/ckfinder/files/20210807_A2B06E8EAF27E580.pdfIn PDF document text
- https://careersourceokaloosawalton.com/files/public/dogamud.pdfIn PDF document text
- https://qian-ho.com/upfiles/editor/files/50029349749.pdfIn PDF document text
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/8c81587c94eb213c9bf0b9b8810eedd4/13969475239.pdfIn PDF document text
- http://www.theagentpipeline.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f479f5e4aae---68122836317.pdfIn PDF document text
- http://totalfinance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16083a454cc7de---xinedegusixapop.pdfIn PDF document text
- http://www.lbf-cosmetics.com/website/wp-content/plugins/formcraft/file-upload/server/content/files/160b74b8f878a8---zozimejemidovewosaviguw.pdfIn PDF document text
- http://geose.ru/userfiles/file/jutesijovuropojetugeb.pdfIn PDF document text
- https://oknoplus-omsk.ru/wp-content/plugins/super-forms/uploads/php/files/38e2718aaaa9d6edd0e212887e43c8f2/jipekabelimefururibotum.pdfIn PDF document text
- https://cosalesrep.com/wp-content/plugins/super-forms/uploads/php/files/4629d5ce973f6bc1e7e7d2f76c89a0c8/fuvuvubitesakidug.pdfIn PDF document text
- https://www.spreefahrten-berlin.de/wp-content/plugins/super-forms/uploads/php/files/9b45uq3gdqhpit0jmdcs0pnoui/24831061153.pdfIn PDF document text
- https://ikincielinmak.com/upload/ckfinder/files/rozetonefujuger.pdfIn PDF document text
- http://hitecds.com/userfiles/file/jodurik.pdfIn PDF document text
- https://infoenergie-loire.org/userfiles/file/74125978196.pdfIn PDF document text
- https://vmwarts.com/ecovic/file/41310588344.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/e5fd75b5735a5b56e0644ba45ab268f3/xezizus.pdfIn PDF document text
- https://vibangnhadat.com/uploads/files/bimaxunasepitawutaxasok.pdfIn PDF document text
- http://hf1968.com/clients/48820/File/kitaxu.pdfIn PDF document text
- http://bezpieczna-strefa.pl/wp-content/plugins/super-forms/uploads/php/files/5b0bfcbfdbbe8cff633ed56349f03c7e/38597984892.pdfIn PDF document text
- http://dep14kirov.ru/userfiles/file/48167789800.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=baahubali+2+full+movie+download+300mbPDF link annotation
- http://mustang.tom.ru/jsplugins/ckfinder/userfiles/files/56713467707.pdfIn PDF document text
- 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_off0000e6bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6BC | 11112 bytes |
SHA-256: 5abd924adc5cdd7231e27f241df4b76243329af6cc968dd2ec7140db8abf57f0 |
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font_01_sfnt_off00010086.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10086 | 16932 bytes |
SHA-256: ce11b564d92bf012b51405a8a27a7d924d78fbee9789d1d2b7e585b13d244477 |
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font_02_sfnt_off00012c65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C65 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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