MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous external links, many pointing to compromised WordPress sites, suggesting a phishing or malicious redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to lure users to malicious content or exploit vulnerabilities. The file's structure as a link farm is a common tactic for distributing malware or conducting phishing campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9837
Heuristics 6
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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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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://queure.ru/uplcv?utm_term=haunted+theme+parks PDF link annotation
- https://pernambucoimortal.com/imagens/files/67777333769.pdfIn PDF document text
- http://atomicattack.com/atomic/fckimages/file/82694132760.pdfIn PDF document text
- http://ghefootmassage.com/fckeditor_userfiles/file/51734341881.pdfIn PDF document text
- http://indianspringhomes.com/userfiles/files/gumilirewesivuriso.pdfIn PDF document text
- http://plenar.hr/wp-content/plugins/formcraft/file-upload/server/content/files/161338a12ca7b1---18780227512.pdfIn PDF document text
- http://mtegl.wsystem.sk/userfiles/files/21767258657.pdfIn PDF document text
- http://olivetheater.com/userData/board/file/doxasodigavatawusawejo.pdfIn PDF document text
- http://nadrozmerne-sklo.cz/uploads/48794066569.pdfIn PDF document text
- https://watertorens.nl/userfiles/file/9988886646.pdfIn PDF document text
- https://fidelishospice.com/ckfinder/userfiles/files/15154740389.pdfIn PDF document text
- http://elvirajogsi.hu/ckfinder/userfiles/files/59993481550.pdfIn PDF document text
- http://alpes-maritimes.proximeo.com/ckfinder/userfiles/files/14829312812.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141f3d66a4fc---54614826234.pdfIn PDF document text
- http://kanoonkaraj.ir/dbmanager/filebank/htmlgallery/file///bafomejotebojozajov.pdfIn PDF document text
- http://amuseonline.com/absite/userfiles/file/kagelo.pdfIn PDF document text
- http://atomiccm.com/userfiles/files/31846658876.pdfIn PDF document text
- https://ntct.dz/ckfinder/userfiles/files/66712821756.pdfIn PDF document text
- http://federicozucchettiarchitetto.eu/userfiles/files/rifabapobadofitokap.pdfIn PDF document text
- http://rocb-ap.org/file_media/file_image/file/10813590407.pdfIn PDF document text
- https://www.alertgy.com/wp-content/plugins/super-forms/uploads/php/files/5786d95e666436f6b622a1e53f36d710/fefatudabupurobomapitej.pdfIn PDF document text
- http://canoeing.by/pics/files/80569890721.pdfIn PDF document text
- http://ritadas.in/userfiles/file/1989928200.pdfIn PDF document text
- http://majedalkarkhi.com/pics/file/dokixuvuxida.pdfIn PDF document text
- http://abbwingslynnhaven.com/uploads/files/zamanaxuvidatavowagaba.pdfIn PDF document text
- https://pcetravel.com/files/file/zawelibelazoxunowa.pdfIn PDF document text
- https://pluviaterra.mx/wp-content/plugins/super-forms/uploads/php/files/005cc6cf1b7fc7d1d8fd1dc05532d0a6/97281804250.pdfIn PDF document text
- http://zhongyuemedia.com/filespath/files/20210930164159.pdfIn PDF document text
- 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_off0000b34d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB34D | 15224 bytes |
SHA-256: d08ce3a0c421aa936fa62b86c2f5a2be4c352260e5788b52b10b67ca62a7f24f |
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font_01_sfnt_off0000da01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA01 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f218.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF218 | 10580 bytes |
SHA-256: 4478f0e5f8f806ccd0f9c028372a98b721f307906f6b52c98e612ece91eda4fb |
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