MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs that point to various domains, many of which appear to be compromised or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these URLs and the overall structure strongly suggest a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
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://huntic.ru/uplcv?utm_term=why+is+my+phone+playing+videos+in+slow+motion PDF link annotation
- http://personal.sut.ac.th/chantira/port/ckfinder/userfiles/files/43905606753.pdfIn PDF document text
- https://www.sonorisation-auxerre.fr/ckfinder/userfiles/files/bazazokavemoletalananitod.pdfIn PDF document text
- http://harmonie-avion.fr/actualite/files/texibumuvewupajabevom.pdfIn PDF document text
- https://cardion.dk/gfx/fckimages/file/liwufavosixaxaf.pdfIn PDF document text
- https://laxmigrouppune.com/wp-content/plugins/super-forms/uploads/php/files/2835cad7050c78cc2bae9636f0accca6/93974080310.pdfIn PDF document text
- http://www.radanhorse.com/resource/files/zigifugisufagose.pdfIn PDF document text
- http://sino-web.net/filespath/files/20210902095405.pdfIn PDF document text
- http://kaies.net/upfiles/file/59083333262.pdfIn PDF document text
- http://spalovnachemolak.sk/userfiles/file/jasajanezidukudaserape.pdfIn PDF document text
- http://3handseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/161370c0991a2c---53263938349.pdfIn PDF document text
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161414e6f3f154---kifazorof.pdfIn PDF document text
- https://latgalesamatnieki.lv/files/file/vaxenugajelupirukurini.pdfIn PDF document text
- http://fantasymusic.it/userfiles/files/xisepelup.pdfIn PDF document text
- http://okeefesreef.com/ckfinder/userfiles/files/49758540952.pdfIn PDF document text
- http://cn-biyoute.com/d/files/fagetinenoxivojeto.pdfIn PDF document text
- http://proreferee.ru/uploads/ckfinder/files/30625634230.pdfIn PDF document text
- https://postelezmasivu-liberec.cz/ckfinder/userfiles/files/fisozuribekosibuximaxofex.pdfIn PDF document text
- https://mmrh.myagenda.cz/pictures/editor/files/telafexazodudomeb.pdfIn PDF document text
- https://udruga-invalida.hr/files/27900930030.pdfIn PDF document text
- http://sp3siemianowice.pl/userFiles/files/gabexuvotaga.pdfIn PDF document text
- http://bsa-billiard.by/images_from_html_editor/file/wogaworoponibewatif.pdfIn PDF document text
- http://elma-itc.ru/!upload/files/81563131159.pdfIn PDF document text
- https://ariaparvaz.com/basefile/ariaparvazcom/files/51371298034.pdfIn PDF document text
- http://xn--3e0b556bhrbowi6undva.com/ckupload/files/numivu.pdfIn PDF document text
- http://focalthai.com/file_media/file_image/file/68909444719.pdfIn PDF document text
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/f2ac023fbb13d1fadf375e9b0e68cf7e/24280616606.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_off0000e8fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8FE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010110.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10110 | 17568 bytes |
SHA-256: 0e9e661c2e316c90f2d69c8dd7ce13d07b025e986776fde9cfebb8bc04c8c8de |
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font_02_sfnt_off00012ef5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12EF5 | 10996 bytes |
SHA-256: 5d8e9f8e9ab186ff8b0370be7c64ab6517f32002378be843079580330ffe0573 |
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