MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample contains embedded JavaScript, a common technique for malicious PDFs to execute actions like redirecting users to malicious sites. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic and numerous unknown URLs suggest a link farm designed to obscure the true destination, likely a phishing or malware distribution site. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/256047f2b0b1e81284c81e2322892043/zajubabolikebefatozel.pdf In PDF document text
- http://domainecomps.com/documents/files/95315757588.pdfIn PDF document text
- https://oglethorpeclub.org/~oglethor/UserFiles/file/82974678599.pdfIn PDF document text
- http://wxmx.cn/upload/ckimg/files/202109210822196606.pdfIn PDF document text
- http://harringtonandlombardi.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/56108907433.pdfIn PDF document text
- http://aibasavar.edu.bd/app/webroot/ckfinder/userfiles/files/57553359475.pdfIn PDF document text
- http://dobrasekacka.cz/userfiles/file/10601679921.pdfIn PDF document text
- http://leruichem.com/upload/files/resuxeditewazaleleka.pdfIn PDF document text
- http://viral-list-monster.com/ckfinder/userfiles/publics/files/vexudatoxetokojogojizu.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/3d9c89dd917d48baa8bfe46baa78b445/lejedinumenotinuluf.pdfIn PDF document text
- https://maritime-models.com/userfiles/file/pumilikegorawafal.pdfIn PDF document text
- https://palcev.ru/userfiles/file/32726461529.pdfIn PDF document text
- https://dzido.pl/userfiles/file/rufagawijova.pdfIn PDF document text
- http://kpotplace.com/uploads/files/89286554385.pdfIn PDF document text
- https://forumhrdbekasi.com/webroot/userfiles/files/72083172347.pdfIn PDF document text
- http://www.coverseg.com/uploads/ckfinder/files/3108525114.pdfIn PDF document text
- http://bienbao.org/uploads/files/ridisapewebuditawazogil.pdfIn PDF document text
- http://samtekelektrik.com/files/94012054956.pdfIn PDF document text
- http://technoauto.jp/js/upload/files/62366356643.pdfIn PDF document text
- https://interstudy.net/userfiles/file/40992243641.pdfIn PDF document text
- https://flcevent.fcu.edu.tw/plugin/ce1/ckfinder/userfiles/files/20210902083617.pdfIn PDF document text
- http://codefon.hu/js/ckfinder/userfiles/files/44180395728.pdfIn PDF document text
- http://huerural.com/uploads/image/files/42154425225.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=how+to+secretly+record+screen+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_off0000b3dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB3DD | 10556 bytes |
SHA-256: 5a80936bdee912a4b015b5c73eb6927bafe00c2819291a7d8f04cba0d75e8add |
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font_01_sfnt_off0000cc1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC1F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e431.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE431 | 14268 bytes |
SHA-256: 46a624ae04563bdf5d69f28496cbf406f0d32cc9d88e025fc04e562a2924a201 |
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