MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and an ML classifier as malicious, with ClamAV identifying it as a phishing trojan. The file contains numerous links pointing to compromised websites, suggesting an attempt to redirect users to malicious content. The presence of link farms on disposable hosting further supports a malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://kameleonhastanc.hu/files/file/xorenid.pdf In PDF document text
- http://rotarytattoomachine.co/project-new/christianbook/upload_images/file/18322707485.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/fec063559ed3c67882dce9c4537ffe66/16329234096.pdfIn PDF document text
- https://maidintown.co.uk/wp-content/plugins/super-forms/uploads/php/files/cb965723dcd72b2048087be3812cbdbb/fovebejixepuma.pdfIn PDF document text
- http://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131d4a11f9fb---tasalufigagon.pdfIn PDF document text
- https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/3ed1d734e60c81bfe81ac825a63c519e/mitiwegib.pdfIn PDF document text
- https://acethamessecurity.co.uk/wp-content/plugins/super-forms/uploads/php/files/a25d19f7949c469a8aee13be6d2b5365/wovodiwivirinimosoxoze.pdfIn PDF document text
- http://shinex-auto.com/userfiles/file/fenizifoxiximobowutij.pdfIn PDF document text
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/160714336be05f---47821253550.pdfIn PDF document text
- http://amblesidewindermere.ca/fckuploads/images/file/baxamererolaroligabilu.pdfIn PDF document text
- http://cristalensi.com/public/File/56555331882.pdfIn PDF document text
- https://mavismanagement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b41e1cd17c0---69516182418.pdfIn PDF document text
- http://www.playerclub.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16089e308a47c7---89525401154.pdfIn PDF document text
- https://telewebmarketing.com/FCKeditor/file/20783841876.pdfIn PDF document text
- https://cfacgroup.com/uploads/FCK_files/file/13103014710.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608394853b636---jokuridebofujo.pdfIn PDF document text
- http://kingsfinancialconsulting.com/userfiles/file/63297473181.pdfIn PDF document text
- http://medrea.ru/upload/files/89010955858.pdfIn PDF document text
- http://skogsformedling.se/bilder_umeny/File/buxawitaxegefazu.pdfIn PDF document text
- https://www.mybizwebsites.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f8880c94ea4---lilaxu.pdfIn PDF document text
- http://pnmanagementsolutions.in/uploads/sorurejafulobugafilipoj.pdfIn PDF document text
- http://grandwatergatehotel.com/upfile_hotel/files/93127782173.pdfIn PDF document text
- http://www.donboscovizag.org/images/files/7796255599.pdfIn PDF document text
- https://www.alapan.org/fckimages/file/42240250634.pdfIn PDF document text
- https://2greenchicks.com/wp-content/plugins/super-forms/uploads/php/files/0bfb2154863d86f59bc4bf19fcde97ca/65928115830.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=must+have+been+exercises+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_off0000c052.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC052 | 10952 bytes |
SHA-256: ac33e3334b2d02fb019e88535b7a6ce4959f4498cbafc52b1583a19898b291a4 |
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font_01_sfnt_off0000d983.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD983 | 16320 bytes |
SHA-256: aea0a005e41ec2077f2008b664e659895e2073dfaec1331f94e9a1b01a5565f2 |
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font_02_sfnt_off00010359.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10359 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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