MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were extracted, the structure and URL patterns are consistent with a link farm designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 https://unicornproduction.gr/wp-content/plugins/super-forms/uploads/php/files/dd057328f96882484946134f3351c385/71697326877.pdf In PDF document text
- https://www.alongsideasia.com/wp-content/plugins/super-forms/uploads/php/files/e773b3951fa6cdce43876b05661a7f76/bonogamolamikuzewawa.pdfIn PDF document text
- http://purepoem.com/resource/docContentImg/file/2021-07-31/a83f5ccfb63fc803e5083f5fb1ee5bf7.pdfIn PDF document text
- http://studioboscono.it/userfiles/files/40835212229.pdfIn PDF document text
- https://canadiancontractorservices.com/wp-content/plugins/super-forms/uploads/php/files/jq1prso51lut0u0ajt0e5cov25/safilirosodo.pdfIn PDF document text
- http://palakkadtourism.in/ckfinder/userfiles/files/gupedib.pdfIn PDF document text
- http://snookerfootball.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160b8f5252c060---mivokikulunuduwer.pdfIn PDF document text
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/16079d14e9939f---22002156035.pdfIn PDF document text
- http://hp-cnc.de/uploads/files/redaxobakof.pdfIn PDF document text
- http://cuacuonnhaxuongbinhduong.com/upload/files/puligewow.pdfIn PDF document text
- http://lotusromeo.fr/app/webroot/files/userfiles/files/zejazogibipawu.pdfIn PDF document text
- https://worldmedglobal.com/userfiles/files/49732406556.pdfIn PDF document text
- http://bascobrunswick.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b317b537453---kewuboriba.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b21ad4a7e0f---sedorutamogazuk.pdfIn PDF document text
- https://dukra.sk/editor_uploads/files/10036385560.pdfIn PDF document text
- https://www.mybizwebsites.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083c96dba63b---fezagotoruvavetagefuvine.pdfIn PDF document text
- https://www.azembay.com/wp-content/plugins/super-forms/uploads/php/files/3mgh8vhgsqr3t1vi40hiflmkec/pemoxavorogujol.pdfIn PDF document text
- https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/f43dd342440c61b3f167292ecd86f2f0/gozisujuzozula.pdfIn PDF document text
- http://zerosquareonline.com/file/23999909879.pdfIn PDF document text
- https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/87a67b6d8ada0bde0698c0ed19fceb9e/24519076099.pdfIn PDF document text
- https://amagi.la/wp-content/plugins/formcraft/file-upload/server/content/files/1606f0a4a45b72---48032774607.pdfIn PDF document text
- http://unipell.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a762d5671ef---43094738664.pdfIn PDF document text
- https://www.mysmilestudios.com/wp-content/plugins/super-forms/uploads/php/files/86bc46ebe90221dd7cb4fb4d13c2b7d8/goboneforibopiwasusuxof.pdfIn PDF document text
- http://1982thsreunion.com/clients/a/a8/a85c6617a93da1462bf6c3e7dda9c043/File/48188573273.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=best+free+photo+to+pdf+converterPDF 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_off0000d863.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD863 | 10536 bytes |
SHA-256: 58631b2ce78f589ff5c116e60e70ba2e90aeeb11c54a8fa05ca6bec963d6f0a2 |
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font_01_sfnt_off0000f061.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF061 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010873.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10873 | 17832 bytes |
SHA-256: b45c17884202b949f270d9c012b6c27e880b4f5bf2d070d1a7b7fa500768dd68 |
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