MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to other PDF files hosted on various domains, indicating a link farm designed to obscure the true destination. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests this is a malicious tactic. While no scripts were explicitly extracted, the nature of the embedded links and the ClamAV detection as 'Pdf.Phishing.Trojan' point towards a phishing or malware distribution scheme, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 5
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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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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 http://pwr-tech.ru/userfiles/file/24882892463.pdf In PDF document text
- http://bischofs-scheune.de/userfiles/file/lodimigesodebapurofid.pdfIn PDF document text
- http://colleges-in-tamilnadu.com/FCKeditor/userfiles/file/nukiworev.pdfIn PDF document text
- https://inverpalmas.com/aym_image/files/basuwisowawedololakiraga.pdfIn PDF document text
- http://99hospitalitygroup.com/ckfinder/userfiles/files/judefutezavado.pdfIn PDF document text
- http://teleserviciomalaga.com/ckfinder/userfiles/files/gajunasasu.pdfIn PDF document text
- https://mytshirtcreator.com/app/webroot/files/file/topejedeposijusepogugu.pdfIn PDF document text
- https://bvphcn.bdata.vn/upload/files/mitinuguvosukev.pdfIn PDF document text
- http://murito.fr/ckfinder/userfiles/files/78631818599.pdfIn PDF document text
- http://ahchala.com/img/file/8042568990.pdfIn PDF document text
- https://www.drmarlenebothma.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1612eb8d9d752e---34731627180.pdfIn PDF document text
- https://autonoleggioassereto.com/file/kurakepetuluwinutov.pdfIn PDF document text
- http://satisfytech.com/ck/upload/files/23765656925.pdfIn PDF document text
- http://knowleangling.co.uk/ckfinder/userfiles/files/pixupivekibeborawamirexe.pdfIn PDF document text
- http://nedirajtebosnu.net/userfiles/file/98586289528.pdfIn PDF document text
- http://a-mega.ua/images/uploads/file/wubopabidofitamutowoni.pdfIn PDF document text
- https://dalton-english.com/userfiles/file/48918861563.pdfIn PDF document text
- https://petala.gr/userfiles/file/62402396785.pdfIn PDF document text
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/019tntt49u5fdu17ros3uaip2i/99096439687.pdfIn PDF document text
- http://93564497.com/userfiles/44978838945.pdfIn PDF document text
- http://brenno-tojestto.pl/userfiles/file/27320989727.pdfIn PDF document text
- http://nsfeed.com/_UploadFile/Images/file/10800046896.pdfIn PDF document text
- http://loveperfectionschool.com/upload/file/88895892523.pdfIn PDF document text
- https://istruttorecinofilo.it/userfiles/file/24666084585.pdfIn PDF document text
- http://soleilboo.com/images/uploads/files/tidubo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=flash+keylogger+apkPDF 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_off0000b3a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB3A0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cbb2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBB2 | 14076 bytes |
SHA-256: 380fb45818395b650be9c1926750eee0cbd5069637eba505f4e968412a0e04cb |
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font_02_sfnt_off0000ee62.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE62 | 10420 bytes |
SHA-256: 1ad573dee15bd407c326cd7503b67a75dbecae17cbe5a7c29752f3b16fa1323b |
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