MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code. The heuristic 'ML_NYX_PDF_MALICIOUS' and ClamAV detection strongly indicate malicious intent. The numerous external URLs, many pointing to PDF files on various domains, suggest a link farm or a distribution mechanism for further payloads, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://middletonchambers.com/ckfinder/userfiles/files/8498938158.pdf In PDF document text
- https://drlalashow.com/php/billboard/uploads/file/jinevorinupebelodar.pdfIn PDF document text
- https://jdrum-music.com/uploads/ckfiles/files/545504789.pdfIn PDF document text
- http://tinhdauvietnam.vn/upload/files/14153619334.pdfIn PDF document text
- https://vargyasnekonyveles.hu/kepek/other/file/41292767025.pdfIn PDF document text
- https://www.wemservice.com/ckfinder/userfiles/files/rekitadozalinusexilorof.pdfIn PDF document text
- http://klpa.net/userData/board/file/moxiropotivaxiwa.pdfIn PDF document text
- http://tingchucontrol.com/Uploadfiles/files/20323460125.pdfIn PDF document text
- http://romanakladatelstvi.cz/userfiles/file/ketuviviparesig.pdfIn PDF document text
- http://phanvienphianam.com/uploads/userfiles/file/44647053987.pdfIn PDF document text
- http://gonganmi.com/userfiles/file/rupomekasuvonupanagapow.pdfIn PDF document text
- http://strojsteel.cz/webpagebuilder/ckfinder/userfiles/files/didodij.pdfIn PDF document text
- https://konchris.com/userfiles/file/1631350069.pdfIn PDF document text
- https://www.auditek.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1613b9d2c96c8a---sivenu.pdfIn PDF document text
- http://automozg.by/upload/editor/files/jimufuvez.pdfIn PDF document text
- http://hansungid.com/userfiles/file/fuvomeluxe.pdfIn PDF document text
- http://seosanhrd.com/userfiles/file/gunevavisoj.pdfIn PDF document text
- http://marcelponjee.nl/ponjeefiles/file/fabagod.pdfIn PDF document text
- https://vresponse.net/userfiles/file/dusafevidipazelu.pdfIn PDF document text
- http://poliinc.com/upload/files/rosudajo.pdfIn PDF document text
- https://nasco-ye.com/uploads/file/42371237996.pdfIn PDF document text
- http://dambi.pl/userfiles/file/14361290144.pdfIn PDF document text
- http://garagehayashi.com/js/upload/files/reraxapudixuzalufedepaga.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/84ee0aed016d0b32c7f879781c2e3f6c/xokexuwimenowewud.pdfIn PDF document text
- http://daydreamspin.com/userfiles/file/xoxonizirajarakuw.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=use+phone+as+keyboard+raspberry+piPDF link annotation
- http://crossfit28.com.s125853.gridserver.com/siteuploads/editorimg/file/vafopolivegokila.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_off0000f4ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4EC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010d03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D03 | 10700 bytes |
SHA-256: 82a29ccf3de6486096ada44d161a4db5014e862de0a38d702cf918ec25ec5375 |
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font_02_sfnt_off00012544.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12544 | 18980 bytes |
SHA-256: 36a17e5f7fb59fa170063d6c61b81bdee911f78b58b9bde36f2bcc79438fdfd5 |
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