MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded URLs, many of which point to disposable hosting and are structured as a link farm, suggesting a phishing or malware distribution attempt. The ClamAV detection and ML classifier further support its malicious nature. While no scripts were directly extracted, the PDF structure and numerous external links indicate a likely attempt to redirect users to malicious content or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://ssaisarang.com/ckfinder/userfiles/files/towozanepuvawakoniforexi.pdf In PDF document text
- https://www.wsbe17hongkong.hk/_bin/ckfinder/userfiles/files/9721465662.pdfIn PDF document text
- http://ramenhajimetustin.com/uploads/files/jenegigakatadipunovegop.pdfIn PDF document text
- http://lnv-cnc.com/userfiles/file/81450041993.pdfIn PDF document text
- https://attackworkoutprogram.com/app/webroot/files/ckfinder/userfiles/files/8568856170.pdfIn PDF document text
- https://takarasushimn.com/userfiles/files/33690632845.pdfIn PDF document text
- http://ros-grad.ru/fck_editor_files/files/zemasusuvulowogogi.pdfIn PDF document text
- http://1mosref.ru/ckfinder/userfiles/files/winizosajinomujirokol.pdfIn PDF document text
- http://nedirajtebosnu.net/userfiles/file/26023959047.pdfIn PDF document text
- http://komputerzagrosze.pl/userfiles/file/33558469739.pdfIn PDF document text
- https://10kshot.com/customerinterview/ckfinder/userfiles/files/5082609423.pdfIn PDF document text
- http://open.ua/uploads/ckeditor/files/loduwevasazabokazagu.pdfIn PDF document text
- http://gamecoast.by/uploads/files/lijojovimavata.pdfIn PDF document text
- http://olgapolyakova.de/files/files/vonituxuforuzixiroka.pdfIn PDF document text
- http://hzyixiangchem.com/upload/files/88997481567.pdfIn PDF document text
- http://brothersaluminium.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/16146fb0f5196d---tisodomazeseli.pdfIn PDF document text
- http://austria-ex.com/images/blog/file/wewimoboroxofowaxuguka.pdfIn PDF document text
- http://xn----8sbfeahwarn6ac1adp3fb2p.xn--p1ai/userfiles/file/58082186125.pdfIn PDF document text
- http://webmba.fr/client/logo/file/78482273138.pdfIn PDF document text
- http://pokemom2.com/uploads/files/limejo.pdfIn PDF document text
- http://movietek.vn/hinh-anh/files/momatilorifupotomonebina.pdfIn PDF document text
- http://www.fdconsult.qa/public/uploads/cms_files/wolaj.pdfIn PDF document text
- http://imhang.com/fckeditor/userfiles/image/71558796538.pdfIn PDF document text
- http://dnt-mayak.ru/content/File/fejisifoxolobokob.pdfIn PDF document text
- http://thaihotelsale.com/FileData/ckfinder/files/20210917_E771201275335F45.pdfIn PDF document text
- https://paardenwelzijnscheck.nl/app/webroot/files/ckeditor_files/files/21806712125.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=how+to+send+files+from+bluetoothPDF 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_off0000d3b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3B1 | 10776 bytes |
SHA-256: cf5f79ca7d1f292d41fd2da6590ec109aba266b670f424abd14619388f0acad7 |
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font_01_sfnt_off0000ec40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC40 | 17172 bytes |
SHA-256: 5d5930bf05b9f74cf5c44518cb13d15522eeb856ee4059058b6246c18ed4387d |
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font_02_sfnt_off000118aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118AA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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