MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The PDF structure and the presence of external URI heuristics further support its role as a lure for further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://sygimportaciones.com/wp-content/plugins/super-forms/uploads/php/files/kcu1ar45jqinq0j8d3f88oemd2/dodeto.pdf In PDF document text
- https://walterchiropracticclinic.com/home/walter/public_html/ckfinder/userfiles/files/nobefidipejosaza.pdfIn PDF document text
- http://simonide.org/userfiles/file/wujidoveput.pdfIn PDF document text
- https://cald-lighting.com/wp-content/plugins/super-forms/uploads/php/files/da2e5aaab8957e1a979ee69484e1e3f4/lavogotemuwatotajowap.pdfIn PDF document text
- https://loan-financial.com/wp-content/plugins/super-forms/uploads/php/files/904a278498b2bd27b6c3b05af74eeaa2/40296290200.pdfIn PDF document text
- http://www.atrium-tuiles.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d73885459a9---66501424887.pdfIn PDF document text
- https://cdmsig2.com/ckfinder/userfiles/files/51768608163.pdfIn PDF document text
- https://koncnc.com/genelresimler/file/sorikenik.pdfIn PDF document text
- https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099ac2377917---92826000237.pdfIn PDF document text
- http://webbuilders.com/files/file/jekewa.pdfIn PDF document text
- http://tksvolga.ru/userfiles/file/wunukolasobofonom.pdfIn PDF document text
- https://pensionatiitalianiinportogallo.it/wp-content/plugins/super-forms/uploads/php/files/ebe3fdbd4ab3c8da9e1d55f8471cf307/37324822447.pdfIn PDF document text
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9ec1e49e8f---44476559455.pdfIn PDF document text
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160dadf805855d---gizegunowes.pdfIn PDF document text
- https://seataclighting.com/wp-content/plugins/super-forms/uploads/php/files/a675147a5e1d62c4eeb1392529ac1787/nupavisubejusu.pdfIn PDF document text
- https://hpx.com.ua/wp-content/plugins/super-forms/uploads/php/files/d2d144b89f6fbd90db2dfd2327acac30/91563996464.pdfIn PDF document text
- https://kermoulin.com/userfiles/file/gedadef.pdfIn PDF document text
- http://womenwhorockarkansas.com/clients/4/4c/4cfcdabbb7b8ad81bafe9a4295858145/File/97345589760.pdfIn PDF document text
- https://www.rydalmereprestige.com.au/wp-content/plugins/super-forms/uploads/php/files/clso55aap32qn8take3od6jdp2/davopabaso.pdfIn PDF document text
- http://sip7.online/wp-content/plugins/super-forms/uploads/php/files/92cdf49f46a8aca36018ac6eac4d4251/bedokegitowazilaxureg.pdfIn PDF document text
- http://jhsclassof63.com/clients/c/c8/c8cc7cee7579ddcd469b669c0eb172d8/File/81318604817.pdfIn PDF document text
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ccc659c4a5c---jedebuxewegaxuninuniripis.pdfIn PDF document text
- http://dmkaudit.sk/101/upload/file/67682055670.pdfIn PDF document text
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a05c858f54e---25344008935.pdfIn PDF document text
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b73ed2b630c---fepetoxikemuda.pdfIn PDF document text
- https://askopenko.com/wp-content/plugins/super-forms/uploads/php/files/a8c7ed9fca02eac415046658b1467a46/84928651494.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=athletes+should+not+be+paidPDF 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_off0000f44d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF44D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010c64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C64 | 10612 bytes |
SHA-256: 4613a83f6ec0c59010e2c5c626769e0ae3a9e1e431906e5892b471dbdab62790 |
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font_02_sfnt_off00012459.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12459 | 16972 bytes |
SHA-256: cca7bf17564b7be737c3ed293e25c70af8305aaa7109f477666a4f49046733d2 |
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