MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to potentially compromised WordPress sites, which in turn host further PDF files. This suggests a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 7
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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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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://ipceurope.eu/assets/file/simodefanegamiji.pdf
- http://wakingbeauty.com/wp-content/plugins/formcraft/file-upload/server/content/files/160919c26340ba---91940830545.pdf
- http://winfielddeli.com/ckfinder/userfiles/files/92488933328.pdf
- http://alphabodysupplements.com/newerac2c/userfiles/file/59705044342.pdf
- http://www.drop-lok.com/wp-content/plugins/formcraft/file-upload/server/content/files/160760e7cab3ed---junamuxepemumirebak.pdf
- http://countrysquirefoods.com/wp-content/plugins/formcraft/file-upload/server/content/files/160939ea35eca1---barorofidesosurajadud.pdf
- https://dbjadow.pl/attachments/file/27684817359.pdf
- http://www.franklinwebdesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607142f99358d---81439404263.pdf
- https://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091cad12dd10---2836873568.pdf
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16084b81943665---tasopexajuputapetejes.pdf
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/f222789c04a822976ce91b1b5f87e72b/pevoli.pdf
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/hnuu853fgfd5laje31gh161d1t/dovevebi.pdf
- http://gchs1969.com/clients/867877/File/tijukeganajik.pdf
- http://104.156.58.56/~web2inbox/wp-content/plugins/formcraft/file-upload/server/content/files/1607ce3fc1f7a8---kakozina.pdf
- http://www.fullertherapy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c790a51cac8---tezinibefodonopamokuwepi.pdf
- http://premiumresourcing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078ab4592974---12724525659.pdf
- https://realestateconnect.pro/wp-content/plugins/super-forms/uploads/php/files/rqq9c14q57kg1n28medv6mitt7/sewotibezonekawireme.pdf
- https://stpetejazz.com/wp-content/plugins/super-forms/uploads/php/files/n0uijqnuj59nafno8argj028ab/setamipefokez.pdf
- http://bielwod.com/userfiles/file/52807373692.pdf
- https://aawyx.com/sites/default/imageuser/file/5025776888.pdf
- http://studiosaletta.it/userfiles/files/35114978257.pdf
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/9b70fc42aac23f79619228b953c0b397/70096509658.pdf
- https://www.lang-mayer.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b1f219027f1---jarirefukode.pdf
- https://www.costaverde.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607aadac2d91b---80708844794.pdf
- http://vnos.vn/app/webroot/uploads/files/zubiraxenifowivudojogiwu.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=formal+academic+writing+style
- 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f8e5.bind0dd065e1c7fd8f435af6130f7eee7846a1d77d252a8837d3d5c351f329764d4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8E5 | 16788 bytes |
font_01_sfnt_off000124af.bin9baf37c8636239993fade2a7a64e4f6dcb163b900eb0c8580323ad8964cad472 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124AF | 10892 bytes |
font_02_sfnt_off00013dbb.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13DBB | 16792 bytes |
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