MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to disposable hosting or compromised CMS uploads, characteristic of a link farm designed to lure users to malicious content. Heuristics indicate it's a link farm and a phishing trojan, with ML classifiers and ClamAV confirming its malicious nature. The embedded URLs suggest an attempt to direct users to external, potentially harmful, resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://agataklimowska.pl/userfiles/file/kenoxilitadabil.pdf In PDF document text
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16146ea7f695ce---sukeko.pdfIn PDF document text
- https://viadagio.be/userfiles/file/57738180472.pdfIn PDF document text
- https://miminku3.com/contents/files/63286435705.pdfIn PDF document text
- http://topnotchimports.com/ckfinder/userfiles/files/pipujejedubepoxegi.pdfIn PDF document text
- http://dulichtantai.com/files/uploaded/files/30587233229.pdfIn PDF document text
- http://reichspfarrer.sk/file/buxovimolulav.pdfIn PDF document text
- http://safetyassessmentsolutions.co.uk/ckfinder/userfiles/files/67911938046.pdfIn PDF document text
- http://bxbrdh.marketsearching.com/upload/files/71373560250.pdfIn PDF document text
- http://chinahk-ip.com/chinahk_ip/html/files/editor/file/96095919278.pdfIn PDF document text
- http://iberryhomemade.com/userfiles/files/10878563405.pdfIn PDF document text
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/161458497c88b9---32212898874.pdfIn PDF document text
- https://tranduongauto.com/app/webroot/files/images/pages/files/pinuwetatelememunoguj.pdfIn PDF document text
- https://ehotelgateway.com/bot/ckfinder/uf/files/vedagedalisagerezokori.pdfIn PDF document text
- https://khonggiansachhanoi.vn/uploads/files/18289820658.pdfIn PDF document text
- http://infoguard.ru/content/file/sarexaxuw.pdfIn PDF document text
- http://proreferee.ru/uploads/ckfinder/files/suvepiwuw.pdfIn PDF document text
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614ae1f259582---xivukupevadirigezumejevi.pdfIn PDF document text
- http://brixtontaxi.com/survey/userfiles/files/juripemuk.pdfIn PDF document text
- https://bevillelecomte.com/ckfinder/userfiles/files/38699381282.pdfIn PDF document text
- http://camel-republic.com/media/userfiles/files/romusuxupabogefadu.pdfIn PDF document text
- http://alvitraders.com/files/radawukeli.pdfIn PDF document text
- http://ivankrivanek.com/userfiles/file/pekididiguxubexarufikezej.pdfIn PDF document text
- https://sluganarodu.org/userfiles/files/91731517704.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=fifa+2020+game+download+offlinePDF 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_off0000b339.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB339 | 14976 bytes |
SHA-256: 129fb1def22a6d7752573f2b485672b2f9d261165bc7c63823f8b63f6dc27370 |
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font_01_sfnt_off0000d938.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD938 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f14f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF14F | 10636 bytes |
SHA-256: 69f9584bac2b68b5e018d12b0adf92231a1e9783f0f29e9210b2dbd6a53ffeef |
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