MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised WordPress uploads and disposable hosting, with multiple external URIs. The document body appears to be malformed or obfuscated, preventing a deeper analysis of its specific content or intent beyond the observed link farm behavior.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://wastran.ru/uplcv?utm_term=monkey+island+special+edition+android PDF link annotation
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/hkrd3q2i61dpcfsq7158hcqij2/48394372429.pdfIn PDF document text
- http://kapalishakti.com/ckfinder/userfiles/files/tekujugaremisumebi.pdfIn PDF document text
- http://suncitygroup.ir/basefile/suncitygroupir/files/11982954434.pdfIn PDF document text
- https://cmoretv.com/userfiles/kuporise.pdfIn PDF document text
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/c5026ed501dab1b0b79e774b9c52e8d3/70319346906.pdfIn PDF document text
- http://kingsbrite.com/kingsbrite.com/userfiles/file/59598942024.pdfIn PDF document text
- https://francoisdaulte.com/ckfinder/userfiles/files/3265365421.pdfIn PDF document text
- http://brickform.cz/obrazky/files/5196761101.pdfIn PDF document text
- https://specializedfacilitymgt.com/public_html/userfiles/file/42067947546.pdfIn PDF document text
- https://aitalk.vn/upload/files/juvamazisadedim.pdfIn PDF document text
- https://client-sms.com/ckfinder/userfiles/files/nejugido.pdfIn PDF document text
- https://batdongsandothanh.vn/luutru/files/keregunoba.pdfIn PDF document text
- http://xn----8sbemnkjd7bfu.xn--p1ai/design/img/upload/file/wivefufexitez.pdfIn PDF document text
- http://avesta-hmora.boj.se/uploads/userfiles/files/wejep.pdfIn PDF document text
- http://www.ibadirect.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139de4f5bb8f---18815931723.pdfIn PDF document text
- http://baharev76.ru/userfiles/file/sizoveleja.pdfIn PDF document text
- http://kazenergy.kz/wp-content/plugins/formcraft/file-upload/server/content/files/1613ef13d4fbc3---vidamumofibomefajibedo.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/fc20c1cd350131ecacf0ecb459eb649a/digolibimijabuf.pdfIn PDF document text
- http://funkyspa.net/ckfinder/userfiles/files/31224249034.pdfIn PDF document text
- http://somersetcountybar.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/77973287755.pdfIn PDF document text
- http://angel-conference.org/upload_fck/file/2021-9-4/20210904205309622042.pdfIn PDF document text
- http://ghinelliarchitettura.it/userfiles/files/64708669109.pdfIn PDF document text
- http://olivetheater.com/userData/board/file/gokezavefoxitavavuk.pdfIn PDF document text
- http://quick-thailand.com/images/uploads/file/7670656627.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_off0000d634.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD634 | 18352 bytes |
SHA-256: 7c4af9a587597014efa9e954c09506de31921450a2627cc0817012faf159b5a0 |
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font_01_sfnt_off000106f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106F2 | 10704 bytes |
SHA-256: 8542a6318f2097b078822b1f7a3f42365135b0e4a9010d8810828861f0081c65 |
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font_02_sfnt_off00011fb3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FB3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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