MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM and the numerous unknown URLs suggest a link farm designed to redirect users to potentially malicious sites. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 http://drapikowski.pl/uploaded/fck_files/file/xakapupakarejube.pdf In PDF document text
- http://nhasachthunam.com/upload/files/japevemijekidetoj.pdfIn PDF document text
- http://tucsokszekszard.hu/images/news/file/wujurepadonekogixezog.pdfIn PDF document text
- http://gyn-ordi.at/myPix/file/pilojijefuvutoxagiju.pdfIn PDF document text
- http://avvocato-callegaro.it/public/file/76569427824.pdfIn PDF document text
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16139b8d614812---21461613049.pdfIn PDF document text
- https://mayphoviet.com/media/ftp/file/xipinuwezewavoga.pdfIn PDF document text
- https://qian-ho.com/upfiles/editor/files/nulabujemejuvubawivafi.pdfIn PDF document text
- http://hrudolf.com/userfiles/fanaf.pdfIn PDF document text
- https://www.karelo.com/uploads/File/bumogijejewobolevasujasin.pdfIn PDF document text
- http://orderbestwings.com/uploads/files/wemikugoj.pdfIn PDF document text
- http://portofmiamitunnel.com/system/js/back/ckfinder/userfiles/files/82522403186.pdfIn PDF document text
- https://www.sesc-am.com.br/Selecao/ckfinder/files/popesuz.pdfIn PDF document text
- https://arch.ua/ckfinder/userfiles/files/vazevifejopuregasujob.pdfIn PDF document text
- http://j-club.eu/userfiles/file/99402073569.pdfIn PDF document text
- https://magiccat.pro/ckfinder/userfiles/files/ligota.pdfIn PDF document text
- http://bagandpack.ru/wp-content/plugins/super-forms/uploads/php/files/7572ec4625df7c66b83eb87807da7bab/38897960877.pdfIn PDF document text
- http://tabbanbros.com/admin/fckeditor/editor/filemanager/connectors/upload/file/tasepozonabulijaxusisi.pdfIn PDF document text
- https://salondumariagededijon.com/userfiles/file/24121276784.pdfIn PDF document text
- http://luligang.com/ckfinder/userfiles/files/dumubejofofodube.pdfIn PDF document text
- https://produktybhp.pl/pliki_user/File/kakepemexelosivemude.pdfIn PDF document text
- https://careerexpo.alljobsinliberia.com/ckfinder/userfiles/files/12387424945.pdfIn PDF document text
- http://humanlitech.com/files/files/64601853288.pdfIn PDF document text
- https://chp-travel.ir/data/file/xezarepinuf.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=ro+ghoul+cheatPDF 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_off0000bb52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB52 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d364.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD364 | 16984 bytes |
SHA-256: 22039c342ad28c6e2507a7ab3fd9be33ed64d61bd5c75dbfb304a79e087c5259 |
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font_02_sfnt_off0000ffbe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFBE | 10192 bytes |
SHA-256: 5553be179e33b7f24bda35b94fab85458969b03a2c8d10537c0b0c0fbc61dd8e |
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