MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many pointing to potentially compromised or disposable hosting. The 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' heuristics indicate a pattern of using these links for malicious purposes, likely phishing or distributing further malware. The ML classifier and ClamAV detection strongly suggest malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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 http://phantasos.org/userfiles/file/17057718831.pdf In PDF document text
- https://mycocoa.org/images/upload/files/51794075025.pdfIn PDF document text
- http://mtsskzy.com/userfiles/file/19404918781.pdfIn PDF document text
- https://snapstudios.ca/userfiles/file/judowozejadowajivalufida.pdfIn PDF document text
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16143ea2143e30---zokup.pdfIn PDF document text
- https://glearningsolutions.com/userfiles/files/9459895604.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f8dce59a31---vorawepuzenenulidiwaradej.pdfIn PDF document text
- http://swatimishra.in/uploaded_files/userfiles/files/85981881790.pdfIn PDF document text
- http://epoptavky.com/is/images/FCKeditor/File/15109428143.pdfIn PDF document text
- http://exito-opakowania.pl/userfiles/file/9633568516.pdfIn PDF document text
- https://gosselindesign.com/images/from_fckeditor/fichiers/dumina.pdfIn PDF document text
- https://ladachess.ru/userfiles/file/39607728810.pdfIn PDF document text
- http://www.prctech-th.com/ckfinder/userfiles/files/losakujimalaf.pdfIn PDF document text
- http://creaorganization.com/depo/sayfaresim/file/42411555396.pdfIn PDF document text
- http://tfh-filter.hu/_user/file/27212600667.pdfIn PDF document text
- http://ac-kenigsberg.ru/files/file/nepobatonimupedaruwesopu.pdfIn PDF document text
- http://restavratorstvo.com/ckfinder/userfiles/files/xofusuzizunenowijir.pdfIn PDF document text
- http://carbontuning.ru/file/ronunebinopuziz.pdfIn PDF document text
- http://harrodsrentacar.com/public_html/userfiles/file/29793906079.pdfIn PDF document text
- http://bolt.fo/public_html/userfiles/files/mezujif.pdfIn PDF document text
- https://sagarexpress.com/userfiles/file/32962489321.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=soccer+star+2020+football+cards+hackPDF link annotation
- https://bxthirteen.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/0ec337198363c6f6093f9eace3f03c50/46789737527.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_off0000b934.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB934 | 17696 bytes |
SHA-256: 9a1fed5f1ecce7fe950d3860b0d9db06e85bfbd2b2facf2922f90a1a0e60e76c |
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font_01_sfnt_off0000e5fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5FB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fe12.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE12 | 10928 bytes |
SHA-256: 4fa77a96ef1ec22505d9baf668c32b36077fb935b5946faf03cc7ef4d4225d2a |
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