MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The presence of embedded JavaScript and a large number of external URIs, many pointing to PDF files on various domains, suggests a phishing or malware distribution campaign. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a link farm designed for SEO manipulation or to host malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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 https://clickbox.ro/images/file/7248716043.pdf In PDF document text
- https://verandapattaya.com/userfiles/files/gakedomituv.pdfIn PDF document text
- https://hygradeinsulators.com/images/uploads/file/ragezibazenubuzi.pdfIn PDF document text
- https://perfumes.dropship-tracking.com/userfiles/files/52255220732.pdfIn PDF document text
- http://haraj-alqunfudhah.com/userfiles/file/85574440221.pdfIn PDF document text
- https://www.isnb.co.uk/wp-content/plugins/super-forms/uploads/php/files/f74744337591b755414cbff358ab78c1/95855741851.pdfIn PDF document text
- https://zhansq.cn/upload/file/sugogeporadog.pdfIn PDF document text
- http://philipp-haberland.de/images/upload/file/96996789754.pdfIn PDF document text
- http://gpkoaee.ru/ckfinder/userfiles/files/tupeguwisinonusatobupeket.pdfIn PDF document text
- http://www.jcca.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/1613b040cd3f88---xodazitowepasarugutasowad.pdfIn PDF document text
- http://www.louisefarmersmith.com/admin/ckeditor/ckfinder/userfiles/files/53416911339.pdfIn PDF document text
- http://chapaconoticias.com/assets/ckfinder/core/connector/php/uploads/files/wumasorupaxoraz.pdfIn PDF document text
- http://robertwestlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/10514375971.pdfIn PDF document text
- https://everestart.com/images/stories/file/walemipifipifugaxomijawil.pdfIn PDF document text
- https://unitytradecapital.com/ckfinder/userfiles/files/muvajubaparexinames.pdfIn PDF document text
- https://aljazeerahdrilling.com/userfiles/files/11351202440.pdfIn PDF document text
- https://cartolmania.it/file/lirejorujidodesudavusu.pdfIn PDF document text
- http://tensoinox.com/userfiles/files/zejomevoxufu.pdfIn PDF document text
- http://fatename.com/uploads/files/202109051822458848.pdfIn PDF document text
- http://1544-7419.net/upload/fckeditor/file/97672810093.pdfIn PDF document text
- https://www.nitdgp.ac.in/uploads/userfiles/files/90192891568.pdfIn PDF document text
- http://be-now.pl/userfiles/file/weduxalaminakenoxibuz.pdfIn PDF document text
- http://langmoon.jp/js/upload/files/xifiwixogobokelatixoze.pdfIn PDF document text
- http://boathousebrokerage.com/userfiles/file/pezori.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=bunny+vpn+proxy+free+vpn+master+with+fast+speedPDF 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_off0000c0cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0CC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d8de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8DE | 17784 bytes |
SHA-256: bd1ff79a5fadf583b29593f397bbc108ac1a0b6b775798922e7c57f2408a03aa |
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font_02_sfnt_off00010704.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10704 | 11236 bytes |
SHA-256: 2c4db21b8bd23e1b5d691da1dc6e779eddef9525cb688214e8059e6bdd61dfc3 |
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