MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, with numerous embedded URLs pointing to compromised WordPress sites hosting further PDF files. These links likely serve as a distribution mechanism for phishing or malware, leveraging compromised infrastructure to host malicious content.
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 https://expeditions-travel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081b2d9efb73---xudibotutiritojujizim.pdf In PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/aea5ueuqrqhtl54ork8ge1ku64/jupodurubexini.pdfIn PDF document text
- http://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/160947cbfc5605---7173572511.pdfIn PDF document text
- http://www.anieliasfx.com/uploads/textareas/file/fabababorinilid.pdfIn PDF document text
- http://hattrick-sports.com/wp-content/plugins/formcraft/file-upload/server/content/files/160739e4e93e6b---datibalijukos.pdfIn PDF document text
- https://autoschiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/160872ffc4372b---37578785099.pdfIn PDF document text
- https://mygamedaysports.com/wp-content/plugins/super-forms/uploads/php/files/b551eecb63f3803655d664ec1d77af16/51624483427.pdfIn PDF document text
- https://www.isgs.org/wp-content/plugins/super-forms/uploads/php/files/b689dc142573c970cdde1c2d8e204ed4/gujemekebosasagope.pdfIn PDF document text
- https://remoteworkerclub.com/wp-content/plugins/super-forms/uploads/php/files/7b94b65e209bf1ee1910d7f35ab851c6/rezokefidojamubi.pdfIn PDF document text
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bf397c325b7---23995491548.pdfIn PDF document text
- http://meechoktoolmart.com/user_img/files/4650610189.pdfIn PDF document text
- http://cabinet-blin.fr/ressource/site-image/files/6514811665.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c281ec93ce1---wodasuram.pdfIn PDF document text
- http://pamat.ro/UserFiles/file/tekubipabitilibe.pdfIn PDF document text
- http://southfieldhigh1973.com/clients/2/27/27a5067865c8334ad4a5a1fd7642c928/File/mizefulimokuwebofaxixu.pdfIn PDF document text
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607325241a5fc---renizig.pdfIn PDF document text
- http://www.sandzthabapanel.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160758784e3190---vimovufu.pdfIn PDF document text
- http://gemculture.com/userfiles/file/vogerobujo.pdfIn PDF document text
- http://grawerlik.pl/userfiles/file/28082998149.pdfIn PDF document text
- https://cffcommunications.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160926b0a99ded---17111732412.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c8afb6d3f9---mumipakuxe.pdfIn PDF document text
- http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609297f9b6bae---xomidewakegaro.pdfIn PDF document text
- https://m-astar.com/UserFiles/files/14115681387.pdfIn PDF document text
- http://www.psoevalledeabdalajis.es/ckfinder/userfiles/files/26871913401.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=about+carpal+tunnelPDF 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_off0000faf8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAF8 | 10328 bytes |
SHA-256: 11631698855869f1b92d3a3c9f36ad8bbfdf65d6ca8c2f0fc3f19442181d77eb |
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font_01_sfnt_off00011232.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11232 | 16800 bytes |
SHA-256: cf291bd67bae5568f7330c1a67491e1914c69ba676be26a49b75412abc17e7f9 |
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font_02_sfnt_off00013da3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13DA3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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