MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1055 Process Injection
The PDF contains numerous links, many pointing to external websites hosted on compromised CMS platforms, suggesting a phishing or malicious redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent. No scripts were extracted, but the structure and URL patterns are consistent with a link farm designed to lead users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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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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 http://bestorkate.com/uploads/ckeditor/files/dalelatakadegixoki.pdf
- http://dlmberatung.ch/userfiles/files/zakusumidi.pdf
- https://ceilford.org/wp-content/plugins/super-forms/uploads/php/files/ee361d844431f2ab6e20cc4c6beb1ba5/7097310818.pdf
- http://alexlunacoach.com/img/editor/file/zojepipezowisikufabe.pdf
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608f6f9fe09cf---29076538322.pdf
- http://aircond.md/upload_fck/file/8904816909.pdf
- https://volpatoebrum.com.br/_common/admin/scripts/ckfinder/userfiles/files/20546114276.pdf
- https://husvagnsexpo.se/wp-content/plugins/formcraft/file-upload/server/content/files/16098909690360---3124719220.pdf
- https://langumeistras.lt/i/File/xemedovekebuputonolodof.pdf
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160848f9f5f2fa---88315076650.pdf
- http://hacoauto.vn/upload/files/batab.pdf
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/160743b5f64146---21003245862.pdf
- http://jeremypourstarlight.com/clients/5/53/539822683240d2210db56c0084569a8b/File/68240381327.pdf
- https://okud-istra.hr/userfiles/file/denefuxivodenagafusilev.pdf
- http://www.specemc.ru/upload/files/fusajokorujarurugup.pdf
- http://remont-elektro.eu/archiv/file/lobamajilimovukojiviroka.pdf
- http://mnogonomerov.ru/uploads/file/73358059816.pdf
- https://www.scilights.com/wp-content/plugins/super-forms/uploads/php/files/30c2402b11794c3d7919b91c256a69a3/49261133063.pdf
- http://www.xpresswedding.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f81a950aad---95340541638.pdf
- https://mkting.com.co/wp-content/plugins/super-forms/uploads/php/files/2164adf2e5a47bee691074efb829c0e5/35272791820.pdf
- http://nppgursaraijhansi.in/ckfinder/userfiles/files/venodonoxijunuj.pdf
- https://mcitalianwine.com/file/45266111050.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=lista+de+verbos+basicos+regulares+e+irregulares+en+ingles+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f0d3.bin2c5b64142bd7bebcb052de1ae2a5b791e2ec6ae5d113e058d463d883054dc7b5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0D3 | 21180 bytes |
font_01_sfnt_off000126c2.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126C2 | 16792 bytes |
font_02_sfnt_off00013ed3.bin7d15b2d6d265aaca51dda18faee70a1b8fa9d95ed54cb111fb0895789092f9ae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13ED3 | 16312 bytes |
font_03_sfnt_off000154df.bin7d4b3d8c8d10088f4ecb158ce8b3f502a3399c566d36ff5df37ac48085f23c89 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x154DF | 11060 bytes |
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