MALICIOUS
174
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous external URLs, many of which appear to be part of a link farm. The critical heuristic for a password-protected archive lure indicates the document's intent is to trick users into downloading a password-protected file, likely to conceal a malicious payload. The embedded JavaScript and external links suggest a mechanism for delivering or retrieving this payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://archism.ru/uplcv?utm_term=how+to+extract+a+rar+file+in+android PDF link annotation
- http://personal.sut.ac.th/chantira/port/ckfinder/userfiles/files/nutapukiramegoraj.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/ad4ec8a8fac2ac75d209321c440de9b0/83476617970.pdfIn PDF document text
- https://contabil-fiscal.ro/mm/file/26527779063.pdfIn PDF document text
- http://dj-venci.com/uploads/pages/files/20602698378.pdfIn PDF document text
- http://gordostcrista.ru/userfiles/file/wutikijesikupusawemajuwed.pdfIn PDF document text
- https://happycondo.leaddeehub.com/userfiles/files/lefosateretigikebop.pdfIn PDF document text
- https://bharatiyabhashaparishad.org/ckfinder/userfiles/files/14929971208.pdfIn PDF document text
- http://novelinternationalschool.com/ckfinder/userfiles/files/funux.pdfIn PDF document text
- https://www.mds-horizons.com/upload/files/kivowemuza.pdfIn PDF document text
- http://garage-fuji.jp/js/upload/files/mofazabakojiruzetibudubos.pdfIn PDF document text
- http://saovietgroup.com/upload/FCK/file/mivagerejokuturev.pdfIn PDF document text
- http://aci-immobilier-douai.fr/userfiles/files/wuxudedukurajusiz.pdfIn PDF document text
- http://coimbrasoftware.hu/images/uploads/files/26332058862.pdfIn PDF document text
- https://pointswestliving.com/ckfinder/userfiles/files/nidiwovoneje.pdfIn PDF document text
- http://nhatrangpalace.vn/app/webroot/upload/files/27624347892.pdfIn PDF document text
- http://usairsprings.com/userfiles/file/91887490486.pdfIn PDF document text
- https://congtydaihai.com/upload/files/38309698410.pdfIn PDF document text
- http://designpavelzapletal.cz/files/file/suruxebovisulazovasatos.pdfIn PDF document text
- http://dejede.com/userfiles/file/80581496664.pdfIn PDF document text
- https://franciscovalles.comtraining.cl/userfiles/files/vuxelemorobusijo.pdfIn PDF document text
- http://janjoling.com/public/ckfinder/userfiles/files/ratewagozaruwav.pdfIn PDF document text
- http://kwik-it.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16146ce653171a---94391988038.pdfIn PDF document text
- http://urbanelect.com/userfiles/file/kirizubepulakagap.pdfIn PDF document text
- http://captaincook.hu/userfiles/file/62118552982.pdfIn PDF document text
- http://ttccid.com/userfiles/files/jobaginuzunonowixejizimam.pdfIn PDF document text
- 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_off0000d957.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD957 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f16e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF16E | 10480 bytes |
SHA-256: e3e6bbc431af16ec6151eacf31bef39e873ed05248af483727598d26eafbcc23 |
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font_02_sfnt_off00010955.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10955 | 17744 bytes |
SHA-256: 066f0bedd83cfb2eecc5feb72e4c93b69360ef8c96a5fbebda21c3062b629938 |
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