MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan' and an ML classifier indicating maliciousness. The presence of numerous external URIs, many of which are part of a link farm on disposable hosting, strongly suggests a phishing or malware distribution attempt. The document body is heavily obfuscated, preventing a clear understanding of its direct content, but the overall structure and heuristic firings point to a malicious intent to redirect users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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 https://huntic.ru/uplcv?utm_term=android+app+development+tutorial+in+tamil PDF link annotation
- https://myparrotfood.com/user_files/files/92728484424.pdfIn PDF document text
- http://dailyxedayhang.com/userfiles/files/jagepisinuzetulo.pdfIn PDF document text
- http://anhbanglaw.com/userfiles/file/fotapusasix.pdfIn PDF document text
- http://st03.it/userfiles/files/bivarupixuvuk.pdfIn PDF document text
- http://www.kymenhome-etsinta.net/tiedostot/files/kagolimafizamovepow.pdfIn PDF document text
- https://www.sesc.com.ua/wp-content/plugins/super-forms/uploads/php/files/5du7m2tu8r62kulvonp1u6ev73/23027381659.pdfIn PDF document text
- http://gemaeldeundobjekte.de/uploads/files/rupitepisuxex.pdfIn PDF document text
- https://studiecarriere.it/uploads/file/gugaxireveru.pdfIn PDF document text
- http://cathugo-yachts.de/res/wysiwyg/file/90752070899.pdfIn PDF document text
- http://marklaliberte.com/fckupload/file/zexurepawinelasabom.pdfIn PDF document text
- http://centralgiving.com/media/userfiles/file/rikoraxezomefarutewata.pdfIn PDF document text
- http://richardchong.com/userfiles/files/28522797402.pdfIn PDF document text
- http://mueblesdepladur.es/1/userfiles/file/zudojororulixorevibebepar.pdfIn PDF document text
- http://riverla.vn/uploads/userfiles/file/vusatipapikadanagudale.pdfIn PDF document text
- http://zssadkowice.pl/pliki/taliv.pdfIn PDF document text
- http://mayjack.com/upload/files/mumizevu.pdfIn PDF document text
- https://marblobathware.ph/app/webroot/img/files/2429878092.pdfIn PDF document text
- http://villalapinetafavignana.it/userfiles/files/44273053929.pdfIn PDF document text
- http://generaltubi.com/container/ckfiles/files/pivubelededovefosiwavoj.pdfIn PDF document text
- http://rafaelstore.ru/upload/files/wikisoxisusugugox.pdfIn PDF document text
- http://yourtruck.be/upload/ckeditor/file/fuxigemekibomapute.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/d6g0isejo0rt8ko4ct60oke76d/fiwes.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_off0000b226.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB226 | 10532 bytes |
SHA-256: d23e867108f421de6043be83ec05e81670bbe3cc97395ef10d14a4c2883852b3 |
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font_01_sfnt_off0000ca17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA17 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e229.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE229 | 18620 bytes |
SHA-256: 6d592f8d4a7cc39a46b217e27a4c44e782d2f747cf8aea48b3bcb77f7c92d5a7 |
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