MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm pointing to multiple compromised WordPress sites and disposable hosting, suggesting an attempt to distribute malicious content or phish users. The presence of external URIs and link farms indicates a pattern of directing users to potentially harmful external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9936
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://www.straightmyteeth.com/wp-content/plugins/super-forms/uploads/php/files/f0aaa817f6203ddd2a92f24e1f8ceb93/87311109528.pdf In PDF document text
- http://bioscipublisher.com/files/upfiles/file/tobinuzala.pdfIn PDF document text
- https://mudateconmigo.cl/wp-content/plugins/super-forms/uploads/php/files/26b10b6a80f98267ab3165965e52762d/32943307379.pdfIn PDF document text
- http://vencedor.coop/images/admin/file/66833653186.pdfIn PDF document text
- http://dossalas.com/wp-content/plugins/super-forms/uploads/php/files/e03b25fcb4bff7b42cb4a93edd54a809/91579370663.pdfIn PDF document text
- http://bigyikesmedia.com/home/xtremweb/public_html/consultinstitute/web/upload/files/57503648400.pdfIn PDF document text
- https://repare-ton-smartphone.com/userfiles/file/89825596436.pdfIn PDF document text
- http://zuestag.ch/userfiles/files/xezalakaritokidezezaveg.pdfIn PDF document text
- http://a2itsolutions.com/chop/multimedia/userfiles/file/46168423512.pdfIn PDF document text
- http://plenaadoracao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160739e4d77a40---gufinuxab.pdfIn PDF document text
- http://alumcity.ru/userfiles/file/42694507392.pdfIn PDF document text
- http://dobraukraina.org/sites/all/sites/dobraukraina.org/files/fugunamiwiwupujiwuza.pdfIn PDF document text
- http://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c0f06d6f388---48027285647.pdfIn PDF document text
- https://www.grandiosa.is/wp-content/plugins/super-forms/uploads/php/files/l6favcacbcnqmo2idmtu6a4ad1/wujikifoxem.pdfIn PDF document text
- http://emirates-offshore.com/uploads/image/file/99746012643.pdfIn PDF document text
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/160aec4f807f59---kudixijomebezokotexiri.pdfIn PDF document text
- https://iescolumbus.org/wp-content/plugins/super-forms/uploads/php/files/0bf806c1a5b21531d1a5cda13999dd6b/81181485715.pdfIn PDF document text
- https://rowadalbyt.com/userfiles/files/92027069471.pdfIn PDF document text
- http://hrdiborice.cz/erucom1/files/files/29341598319.pdfIn PDF document text
- https://a2designbg.com/userfiles/file/zekotopuze.pdfIn PDF document text
- http://akcihlar.cz/userfiles/file/tutiribujijo.pdfIn PDF document text
- http://self119.net/upload/userfiles/2021/07/files/210714075051.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/8f61eaadc8147fa7df2cb4c975ca24a1/tamutupukisodexeruvomodir.pdfIn PDF document text
- https://imagebeaute.fr/userfiles/file/dizokuwepivugosefuz.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=pnc+bank+interview+questions+and+answersPDF 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_off0001162d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1162D | 10948 bytes |
SHA-256: 7c7564fb3ae2c215ee79659f188cc6243fc52063f583739a7f9f8b648b27610d |
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font_01_sfnt_off00012f93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F93 | 17792 bytes |
SHA-256: 23dcc713d40fe249207a3c212249565a1c9517a779292a011b66ee81262c3ded |
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font_02_sfnt_off00015e3c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15E3C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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