MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a phishing or malware distribution campaign. The presence of 'utm_term=system+support+engineer+resume' in one URL indicates a lure to trick users into clicking. ClamAV and ML classifiers also flagged this PDF as malicious, likely due to its link farm and potential for hosting malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://catamma.ru/uplcv?utm_term=system+support+engineer+resume PDF link annotation
- https://bahamianbrewery.com/ckfinder/userfiles/files/84335651301.pdfIn PDF document text
- https://laneopx.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c15d83fbf5---rulufobepetamub.pdfIn PDF document text
- https://harpethvalleyhealth.com/wp-content/plugins/super-forms/uploads/php/files/df91004ff1783458b11e54026995f730/givomezeguzazezerepiwane.pdfIn PDF document text
- http://growlink.biz/userfiles/file/wokovepi.pdfIn PDF document text
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb4f2014e6f---67122201989.pdfIn PDF document text
- https://villadorottya.hu/uploads/frontend/files/651449192.pdfIn PDF document text
- http://studiozammuner.eu/userfiles/files/89616404999.pdfIn PDF document text
- https://cosalesrep.com/wp-content/plugins/super-forms/uploads/php/files/d8c76493bb74094f76f1c4eb22501558/78684429428.pdfIn PDF document text
- https://acryl-bg.com/userfiles/file/60842638510.pdfIn PDF document text
- https://rosemonttherapy.health/wp-content/plugins/super-forms/uploads/php/files/0hpu6cs07p9559b6ns0m1pd2fq/bofotemakodolewo.pdfIn PDF document text
- https://www.infratechgroep.nl/wp-content/plugins/super-forms/uploads/php/files/ace57bb3c764f5e8f738355f08ef1648/76751650059.pdfIn PDF document text
- http://ciaooo.ru/uploades/userfiles/file/83613317437.pdfIn PDF document text
- https://www.saenger-ohg.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607daaec6c85a---19642088414.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/84aae27874220d6181a4e1f3a56bbe53/rexufupogamefirepofe.pdfIn PDF document text
- http://fullcolorspandoeken.nl/userfiles/file/37247647977.pdfIn PDF document text
- http://laclonghotel.vn/upload/files/77140950756.pdfIn PDF document text
- https://liur-krd.ru/userfiles/file/niterak.pdfIn PDF document text
- http://studioriggio.it/userfiles/files/kezojijarotexajugasinefob.pdfIn PDF document text
- http://fortlauderdalelimorental.net/wp-content/plugins/formcraft/file-upload/server/content/files/16087a2e369297---71378317523.pdfIn PDF document text
- http://eventcompany.org/clients/e/e3/e30ef11cf4efe639fe6592aa37b9cb94/File/33976358674.pdfIn PDF document text
- https://agrilaui.com/userfiles/file/5447834230.pdfIn PDF document text
- https://aterhesseg.com/up_image/file/vukakudopimotidonakam.pdfIn PDF document text
- https://manuscripthandler.com/userfiles/file/78907029761.pdfIn PDF document text
- http://jandenzobv.com/image_uploads/file/47036056067.pdfIn PDF document text
- http://3handseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d0b3d8866c9---texuboz.pdfIn PDF document text
- http://ifa-astrologie.de/userfiles/file/11916356792.pdfIn PDF document text
- https://alate.org/admin/fckeditor/editorfile/dejivuziguxepik.pdfIn PDF document text
- https://christembassyromford.org/wp-content/plugins/super-forms/uploads/php/files/61ab4a2f76953c0b0db17a7967c99339/goritakogivup.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_off0000f311.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF311 | 10676 bytes |
SHA-256: dc7dfc58b0a6d1258c811d39b9ed3bc3db998f27fc68b392c57f1c7e544a8d3e |
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font_01_sfnt_off00010b84.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B84 | 17904 bytes |
SHA-256: 29767789f1b92f498be4a0651e1f003dd01ee58371ce15d6af26c2fc382a9a2f |
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font_02_sfnt_off00013a6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A6C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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