MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous links pointing to compromised WordPress sites and disposable hosting, suggesting it functions as a link farm to distribute malicious content or conduct phishing attacks. No scripts were extracted, but the overall structure and URL patterns indicate a malicious intent to redirect users to harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://cructi.ru/uplcv?utm_term=vocal+exercises+for+beginners PDF link annotation
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/160b2e17f1c2f7---daxaratudapelisomozi.pdfIn PDF document text
- https://artsketch.ru/wp-content/plugins/super-forms/uploads/php/files/4111676db5a46555ff100713ba18b530/98262452488.pdfIn PDF document text
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/iqrunvrt5hq0ftdmv52snestj5/vavatemomatetowu.pdfIn PDF document text
- https://dakhoathienhoa.net/images/files/73220158691.pdfIn PDF document text
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/4addb2bd091a81b7c7fb5ca3bae49f00/1839711423.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/1cedb9d449b5ba261f98913871103720/rijuvaxakikaranumile.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/beed4409251fc4fdec3dcef98e397019/rerufizukuwesexow.pdfIn PDF document text
- https://apsco.ly/userfiles/files/58511658112.pdfIn PDF document text
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/7de6858040fb8b17dcbf33ddd98c8d36/bedekutegu.pdfIn PDF document text
- http://www.asejnrtigers.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160a0cdf19fa81---mofumobav.pdfIn PDF document text
- http://www.cargeacrew.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16079f776a9144---18392923279.pdfIn PDF document text
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073ee970f8d4---25286118440.pdfIn PDF document text
- http://uat.ideadunes.com/projects/ideadunes-portfolio-site/wp-content/plugins/formcraft/file-upload/server/content/files/1607c653c1371b---vowufodutopubumi.pdfIn PDF document text
- https://bdcomunicazione.it/file/zolivevigevirogija.pdfIn PDF document text
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/glna4sh8ih777477lnbji6prm1/70949354077.pdfIn PDF document text
- https://ecoretras.com/file/zedisetadomesorubitujibe.pdfIn PDF document text
- http://phillipwhiting.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c139474f049---misezawesikekagexege.pdfIn PDF document text
- http://www.jindatunnel.com/up_files/file/wokisiz.pdfIn PDF document text
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/16085336caa46f---99121748501.pdfIn PDF document text
- https://harrisitalia.it/uploads/file/87538717205.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/wubejogu.pdfIn PDF document text
- http://actionelectric.pt/www/wp-content/plugins/formcraft/file-upload/server/content/files/160b1b0af4c69c---wupipukow.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a8c5ca68c99---molevovegitibose.pdfIn PDF document text
- http://www.pics4us.de/userfiles/file/jevidesesexiwapobupade.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_off0000ed51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED51 | 10624 bytes |
SHA-256: 683201b4656e202c9177c238d4c67464812e14bc76b8f1e89fee0ca988309278 |
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font_01_sfnt_off000105c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105C2 | 17488 bytes |
SHA-256: 7051c63138edcc6f99628995f2204ac619cca07a16c2c023262f75622646d5aa |
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font_02_sfnt_off000131a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131A5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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