MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links to compromised websites and disposable hosting, suggesting a link farm or phishing lure. The presence of external URIs and compromised CMS upload links indicates an attempt 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://www.karavanlakesfet.com/wp-content/plugins/super-forms/uploads/php/files/6a274a6e382f7751c6e3f66bd647623b/12391949229.pdf In PDF document text
- https://danfort.lv/userfiles/file/sivezamiwojitewudutu.pdfIn PDF document text
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a920c924200---56806271263.pdfIn PDF document text
- http://xn-----6kcaheblih5ab0a6afqbzoqe.xn--p1ai/ckfinder/userfiles/files/paradokuvasevugare.pdfIn PDF document text
- http://www.communityheroesproject.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c208aaed32e---54238019723.pdfIn PDF document text
- http://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071a570729cc---mizixo.pdfIn PDF document text
- https://gachbinhduong.com/upload/file/53618507639.pdfIn PDF document text
- https://agrolliance.ca/ckfinder/userfiles/files/vajimasefan.pdfIn PDF document text
- http://vinhomeshaiphong.net/app/webroot/img/files/lomibuzibazade.pdfIn PDF document text
- http://ttmplus.com/userfiles/files/tomulenobux.pdfIn PDF document text
- http://phelieuviethung.vn/upload/files/83001974057.pdfIn PDF document text
- http://3asoft.vn/img/files/kewigupoxago.pdfIn PDF document text
- https://ajambary.com/userfiles/file/19361303117.pdfIn PDF document text
- https://www.shipgo17.com/plugin/ckeditor/ckfinder/userfiles/files/turepuxemujaworojegoki.pdfIn PDF document text
- https://mzlpro.com/web/img/podborky/files/lulesexubiwev.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/160767b54a48f8---73605464319.pdfIn PDF document text
- https://termoformat.md/img/files/40356253415.pdfIn PDF document text
- http://xn--h49al33a2zdp0eo1x.com/DATA/file/20210623224339.pdfIn PDF document text
- http://hz-karavany.cz/ckfinder/userfiles/files/58270710496.pdfIn PDF document text
- https://reflexlighting.com/wp-content/plugins/super-forms/uploads/php/files/864000068288cf97ece76ec9e46b2642/texotajeda.pdfIn PDF document text
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/bu3hu8i052ti6ppr4ituu7lunf/kagujanidaxunoxewijimuv.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/ha3sa0ru8f9s58ha54b0e5t32j/lijoxif.pdfIn PDF document text
- http://shrootgroup.com/upload_fck/file/2021-7-26/20210726080223307119.pdfIn PDF document text
- http://j-line.ca/fck_upload/file/mubow.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/160c96f75140ef---58960705036.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=textos+escolares+2019+pdf+lenguajePDF 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_off0000e1d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1D0 | 18880 bytes |
SHA-256: 83054d0c6b30c900c69a8b5f5346e69b68552a1cbee59cd112bfd1b302bf5385 |
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font_01_sfnt_off0001118a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1118A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000129a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129A1 | 11460 bytes |
SHA-256: bdb8ed3be89d7b73456202e8d128e90fa1e88762f524ddeeb05ff2e3e09b315b |
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