MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, a common technique for executing malicious code within documents. The presence of numerous external URIs, many pointing to PDF files on various domains, suggests a link farm or redirection mechanism intended to lead users to malicious content. The ClamAV detection and ML classifier further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://www.theoakshealthcare.com/my_content/js/ckfinder/userfiles/files/xidogedadizumadige.pdf In PDF document text
- http://hifitness.hu/userfiles/file/bitiwuraxavuzawifite.pdfIn PDF document text
- https://chief-moving.com/editor_upload/file/27254814039.pdfIn PDF document text
- http://arebiatours.com/uploads/files/zenemugelonarufuro.pdfIn PDF document text
- https://shipnhanh247.vn/asset/files/53639747610.pdfIn PDF document text
- http://korealabels.com/ckfinder/userfiles/files/xunifomofeneve.pdfIn PDF document text
- http://j1ent.com/userfiles/file/20210902030648.pdfIn PDF document text
- https://fotofidelity.cz/userfiles/file/75645010407.pdfIn PDF document text
- http://kd-council.com/upfile/files/kawazupozejixife.pdfIn PDF document text
- https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/1613db7f5d2f71---gubenamosokum.pdfIn PDF document text
- https://planningpvedh.nl/ckfinder/userfiles/files/97798880239.pdfIn PDF document text
- https://jerseyshorepirates.com/userfiles/files/79634375840.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/8d8596a7574a748a250912e1c013462e/78547494623.pdfIn PDF document text
- http://velo.hu/UserFiles/file/94465670378.pdfIn PDF document text
- http://aksaxena.com/bpms/includes/fckeditor_uploads/userfiles/file/63349300880.pdfIn PDF document text
- http://www.mariabeckmann.com/fotos/uploads/files/gunetesafe.pdfIn PDF document text
- http://studiosiciliani.eu/userfiles/files/pavumexobefulofom.pdfIn PDF document text
- http://puzynowska-kancelaria.com/userfiles/file/68831367545.pdfIn PDF document text
- http://neogmbh.de/www/sites/default/files/userfiles/file/xovenawexaguziva.pdfIn PDF document text
- http://studioferrato.it/userfiles/files/33281475843.pdfIn PDF document text
- http://xmzhj.com/UserFiles/file/85658235125.pdfIn PDF document text
- https://lexconsulting.ro/webroot/files/media/senamalevedofugakitumapop.pdfIn PDF document text
- http://brette-animation.com/userfiles/file/85775411479.pdfIn PDF document text
- http://gibisch.info/files/files/lusagezagevaboxujudugi.pdfIn PDF document text
- http://sherwoodchambergolf.com/ckfinder/userfiles/files/gunelobazed.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=4+letter+words+that+start+with+haPDF 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_off0000dd65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD65 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f57c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF57C | 10308 bytes |
SHA-256: 67dbac74f9195fdc505c846975e482be65ce11129c2b95a9d04ea1c29a175990 |
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font_02_sfnt_off00010ce8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CE8 | 18068 bytes |
SHA-256: 6d56e04b45f084bf5ada5ae32a5952920ae2288343a1c247f12e7e56c1f831c9 |
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