MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to a link farm, indicating a likely attempt to redirect users to malicious content or phishing sites. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, identifying the document as a non-clustered link farm on disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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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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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://tourbusan.net/FileData/ckfinder/files/20210905_86EAFE3FB81EC827.pdf In PDF document text
- http://ekorepetycje.eu/Upload/file/feraxozawaxuxeg.pdfIn PDF document text
- http://wyadonline.com/userfiles/file/59757752659.pdfIn PDF document text
- http://gelikonline.ru/content/Files/susewivuzuw.pdfIn PDF document text
- http://thsport.dk/userfiles/file/bebeno.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16135585fa592d---3757817908.pdfIn PDF document text
- http://malopolskiszlakwinny.pl/upload/File/wonibegoxitirawejoz.pdfIn PDF document text
- http://yer-krasnodar.ru/ckfinder/userfiles/files/xujeziraf.pdfIn PDF document text
- https://nhanloc.net/userfiles/file/binofezotifaxapuserumudo.pdfIn PDF document text
- https://ximatinhdongnai.com/app/webroot/files/images/pages/files/devozefududimesugiv.pdfIn PDF document text
- http://www.sana-anong.com/ckeditor/ckfinder/userfiles2/files/nuvejo.pdfIn PDF document text
- http://kayapaliinsaat.net/file/57154133616.pdfIn PDF document text
- https://shriramsteels.in/public/ckfinder/userfiles/files/1728292328.pdfIn PDF document text
- http://www.syrahresources.com.au/application/third_party/ckfinder/userfiles/files/bekowaxozilenemasoronat.pdfIn PDF document text
- https://srinivasagroup.com/ci/userfiles/files/80690455944.pdfIn PDF document text
- http://maudchristan.nl/ckfinder/userfiles/files/tomewagotalo.pdfIn PDF document text
- http://gshosnab.ru/userfiles/file/zusixopujemotewit.pdfIn PDF document text
- https://safewatersolutions.in/ckfinder/userfiles/files/rudebu.pdfIn PDF document text
- http://gillsandgeckos.com/userfiles/file/viresomefebogod.pdfIn PDF document text
- http://interroadholland.nl/userfiles/file/26318500120.pdfIn PDF document text
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/161305860bb874---73602987619.pdfIn PDF document text
- https://phoenixturkey.com/upload/ckfinder/files/47108050057.pdfIn PDF document text
- https://santehsevast.ru/userfiles/files/pumefunikuvebusunukekabim.pdfIn PDF document text
- http://theheavent.com/userfiles/files/fifolexefamiladawadiki.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=ifrs+standards+pdf+2017PDF 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_off0000c1af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC1AF | 10396 bytes |
SHA-256: 1bb60e6a0688970aa53b5d83e6514fa1cf33f8b3df35a69f3ae0d019d310e8ae |
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font_01_sfnt_off0000d96c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD96C | 17428 bytes |
SHA-256: c873317683f9928ca1d30eb6792daf0add45a284e9eee9bbfc8ba569112617d4 |
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font_02_sfnt_off0001066f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1066F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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