MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for delivering malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded JavaScript likely redirects the user to a link farm, as evidenced by the numerous external URIs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic, which aims to obscure the final malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://wgadget.com/file_media/file_image/file/jevarufopil.pdf In PDF document text
- http://yuhuimachinery.com/d/files/jakefi.pdfIn PDF document text
- http://beming.com/ressource/site-image/files/xamerubevozuzikigaxupen.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/161459505029e1---42629342507.pdfIn PDF document text
- http://linuxnewyork.com/draft/media/89526952895.pdfIn PDF document text
- https://rubyyadav.com/nbloom/fckuploads/file/roxonujojuvadowalu.pdfIn PDF document text
- https://pabxlg.com/userfiles/file/muvonogerevufawil.pdfIn PDF document text
- http://preprod-proximeo.com/ckfinder/userfiles/files/9630896782.pdfIn PDF document text
- http://studiolegalebisantis.it/userfiles/files/wanujegizubojikukorir.pdfIn PDF document text
- http://jiuxingchaoshi.com/uploads/file/141709245282.pdfIn PDF document text
- https://www.moxiclear.com.au/application/third_party/ckfinder/userfiles/files/novepu.pdfIn PDF document text
- http://mail.teleserviciomalaga.com/ckfinder/userfiles/files/9609680485.pdfIn PDF document text
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141d4fb5cfea---65743384968.pdfIn PDF document text
- https://sayurmateng.com/contents/files/53844315170.pdfIn PDF document text
- https://empresa-venta.hr/files/87461509380.pdfIn PDF document text
- https://burkina-businessschool.com/business_school/uploads/file/muwomibusopexalomutar.pdfIn PDF document text
- https://karpzbeldowa.pl/uploads/userfiles/files/lekomovulaxaxu.pdfIn PDF document text
- http://hokkaido-love87.com/app/webroot/js/ckfinder/userfiles/files/88286704030.pdfIn PDF document text
- http://shriadinathbank.com/uploads/patasomujixitojusujotif.pdfIn PDF document text
- http://englandmatchshirts.com/assets/file/gokesejomazasozebiwuvarix.pdfIn PDF document text
- http://kammatrans.com/userfiles/files/40540392479.pdfIn PDF document text
- http://dalaichau.com/files/tipajipitipizebenebafidup.pdfIn PDF document text
- http://rajhansnursery.com/userfiles/file/vamawafazatobuwafogupigi.pdfIn PDF document text
- http://tongrentangthai.com/UserFiles/file/13620347635.pdfIn PDF document text
- http://hiniceshine.com/upload/dozoxitinoza.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=how+to+download+android+studio+emulatorPDF 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_off0000b9e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9E1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d1f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1F8 | 10588 bytes |
SHA-256: 8ea65b79dc67a977aefb3d528687f322201a5e1ca12d83e5c9f949de233f8bdb |
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font_02_sfnt_off0000ea21.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA21 | 15816 bytes |
SHA-256: 5107d640ca0c788c9e85995e895ddb94408661e2cab1f61bc67e97618a253292 |
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