MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to lead users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://awarelaxcentrum.cz/user_files/file/kexugugozizovi.pdf In PDF document text
- https://lemarko.com/userfiles/file/855676269.pdfIn PDF document text
- http://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/161464b784623d---kotowude.pdfIn PDF document text
- http://writtenmail.com/upload_images/file/79245242006.pdfIn PDF document text
- http://tecniagua.es/uploads/ckfinder/files/wulaveniniwutakudib.pdfIn PDF document text
- https://digireg.at/upload/xujegowuzilepo.pdfIn PDF document text
- http://someteme.com/archivos/_20210904140156.pdfIn PDF document text
- http://lexprikson.com/admin/style/images/userfiles/file/77896458560.pdfIn PDF document text
- http://manenshop.com/upload/files/zisupuduk.pdfIn PDF document text
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/9af4879d8c0a130e0f1d9d762355c524/dipudadot.pdfIn PDF document text
- http://2ds-creations.fr/userfiles/file/94450762068.pdfIn PDF document text
- https://artedeeducar.com.br/ckfinder/userfiles/files/32546369124.pdfIn PDF document text
- http://servicedental.it/userfiles/files/newelifulatunubojexixa.pdfIn PDF document text
- http://onlinepravenconsultant.com/uploads/wysiwyg/files/fegofifazigizubogu.pdfIn PDF document text
- http://barcelonasixtytwo.com/userfiles/file/10145744192.pdfIn PDF document text
- https://adian.eus/files/galeria/files/77643995687.pdfIn PDF document text
- http://turningpointdigital.com/cote_dor_import/admin/ckfinder/userfiles/files/nasurazolerurazirine.pdfIn PDF document text
- http://www.stratcareerservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ff59f9e746---wokuti.pdfIn PDF document text
- http://salespate.com/userfiles/file/24003165673.pdfIn PDF document text
- http://tinhdauvietnam.vn/upload/files/dipaxadagebinewojider.pdfIn PDF document text
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/1614777f640c2b---xalewisutaj.pdfIn PDF document text
- https://0922.sproname.com/files/userfiles/files/54394621284.pdfIn PDF document text
- http://aydinservis.com/ckfinder/userfiles/files/befemajixepekadukomexul.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=pigeon+sound+mp3+ringtonePDF 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_off0000b5b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB5B6 | 18556 bytes |
SHA-256: a0a66de257b654286b81a2cb67b24ac441d69825b3b37e3087435505f6c475a9 |
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font_01_sfnt_off0000e564.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE564 | 10800 bytes |
SHA-256: 5e1334dfb6ca093303fbaa31c8ea5e26ffd519fba1d59d128c8ace94592eb3a6 |
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font_02_sfnt_off0000fe16.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE16 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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