MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous external URIs, many of which point to disposable domains, indicating a link farm. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or distributing further malware. The presence of embedded JavaScript (T1059.007) is a common technique in malicious PDFs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 https://efficientinfocomm.com/ckfinder/userfiles/files/gujedu.pdf In PDF document text
- http://studiocastigli.eu/userfiles/files/nedivavixoxirogekitof.pdfIn PDF document text
- https://ustunbilgisayar.com/userfiles/files/zogazi.pdfIn PDF document text
- http://eyupsifalibitkiler.com/resimler/files/webavevakasizina.pdfIn PDF document text
- https://holocaustresearch.pl/nowy/photo/file/datuzameligixepuvez.pdfIn PDF document text
- https://next-engineering.com/userfiles/files/38126414308.pdfIn PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/a75fc127057d6d4bee98f4d2b92ba540/kuwagit.pdfIn PDF document text
- http://ncfc.com.tr/ckfinder/userfiles/files/retinipexixunifivizo.pdfIn PDF document text
- https://serviceservice.eu/userfiles/file/95318527441.pdfIn PDF document text
- http://garage-ys.info/js/upload/files/77045201116.pdfIn PDF document text
- http://rotarybrescello.it/userfiles/files/52856647798.pdfIn PDF document text
- http://bitite.lv/media/txt/122/file/latoselezaxivixugip.pdfIn PDF document text
- http://fertilityupdates.com/userfiles/files/vupidaziduzosur.pdfIn PDF document text
- https://napraforgohotel.hu/upload/file/31622220804.pdfIn PDF document text
- http://www.victorian-manor.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1612f7a4413649---miwaveba.pdfIn PDF document text
- https://guijek.com/userfiles/file/tubudonexituzugetukitufaf.pdfIn PDF document text
- https://atlanticcompact.org/userfiles/files/pigib.pdfIn PDF document text
- https://irepairplus.nl/app/webroot/files/userfiles/files/59880034787.pdfIn PDF document text
- https://samsungdvmklima.com/upload/ckfinder/files/telimerewarevol.pdfIn PDF document text
- https://035620126.tw/upload/greenkitchen/files/solowaluvefi.pdfIn PDF document text
- https://cargotavio.ru/files/file/5493795223.pdfIn PDF document text
- https://siroyensao.com/upload/files/zazaxiwogeteleni.pdfIn PDF document text
- http://designgaleria.hu/userfiles/file/78945423711.pdfIn PDF document text
- https://tahuacoop.com/cms_gpadmin2015/sgi_userfiles/userfiles/files/womoluxunerovezaritux.pdfIn PDF document text
- https://www.acta-mobilier.fr/ckfinder/userfiles/files/52332567626.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=can+i+video+call+on+androidPDF 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_off0000c559.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC559 | 10192 bytes |
SHA-256: 4edc837548842e7452f3b6743a7371d8f69c4691e5c729f75ccaa3434a3dd98e |
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font_01_sfnt_off0000dc47.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC47 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f459.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF459 | 16776 bytes |
SHA-256: 13415b08d81e737e5c757b51f8273a674865707e1bf33b52b1af92b932ffb086 |
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