MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links to external websites, many of which are hosted on compromised or disposable domains, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://editora-arara-azul.com.br/site/admin/ckfinder/userfiles/files/mesodalox.pdf In PDF document text
- https://baoholaodong24.baohohoanglong.com/userfiles/file/789879180.pdfIn PDF document text
- http://cyclad.org/UserFiles/file/luxukefubetusil.pdfIn PDF document text
- https://holzhaus-suedtirol.it/wp-content/plugins/formcraft/file-upload/server/content/files/161335e45ee4c3---lenubatub.pdfIn PDF document text
- http://doorsatyrau.com/ckfinder/userfiles/files/98971074089.pdfIn PDF document text
- https://hacunamatata.ru/wp-content/plugins/super-forms/uploads/php/files/d62dd4a36b82555b405d9e365a8de3ba/92314198834.pdfIn PDF document text
- http://aedjtjdshbf.pretty-match.com/upload/files/jupamizamopuderupa.pdfIn PDF document text
- http://kingtonkatsu.com/uploads/files/wusunumagimoru.pdfIn PDF document text
- http://ninda.vn/userfiles/files/56544425721.pdfIn PDF document text
- http://www.sandzthabapanel.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1612f781ad4a2d---fodagaziguxur.pdfIn PDF document text
- https://sinarlangit1.com/contents/files/zusufarafusow.pdfIn PDF document text
- http://thermcom.cz/userfiles/file/xobunanuwizefokosasejube.pdfIn PDF document text
- http://czernavendeghaz.hu/admin1/file/99610524400.pdfIn PDF document text
- https://artsketch.ru/wp-content/plugins/super-forms/uploads/php/files/4804834038f049e8c33e08981a7a2372/80191768196.pdfIn PDF document text
- https://dansobentre.net/uploads/file/49981204951.pdfIn PDF document text
- https://saksisan.com/upload/ckfinder/files/62990043643.pdfIn PDF document text
- http://rivebistro.net/ckfinder/userfiles/files/fapezotezofumezalo.pdfIn PDF document text
- http://www.homefacelifters.com/wp-content/plugins/super-forms/uploads/php/files/9d54ae876192a9b817e56aefe8ab061a/jetalobefafovalelizujoxi.pdfIn PDF document text
- https://familienbilstrup.dk/ckfinder/userfiles/files/zajopiniligenurizabogugoj.pdfIn PDF document text
- http://idrogastermoclima.it/Utentifile/FCKPage/file/punatozifujaririror.pdfIn PDF document text
- https://namkhoasaigon.vn/web/images/files/keravugo.pdfIn PDF document text
- https://habrit.tw/ckfinder/userfiles/files/52480348033.pdfIn PDF document text
- http://piqiso.ru/userfiles/file/62818157874.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=what+login+mod+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_off0000ae43.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAE43 | 10524 bytes |
SHA-256: c573073a8856f1e27adbb7cf3446f537d0e47845b62c562603c61849afdc2d66 |
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font_01_sfnt_off0000c5c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC5C5 | 15828 bytes |
SHA-256: 2aff5911cf9566fe5924cc01c5c6ff12d8950e54d13e0a3e6fbdefc75d0b2098 |
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font_02_sfnt_off0000ed1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED1F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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