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, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, directing users to multiple compromised WordPress upload storage locations and other disposable hosting sites. These links likely serve as a distribution point for further malicious content or phishing attempts.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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 http://www.korayozelguvenlik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160982762b9b48---43486123297.pdf In PDF document text
- https://rockdental.co.uk/wp-content/plugins/super-forms/uploads/php/files/68cc86f74d43ee4408d75550a3dbf4e5/bufiturokunakadofojatexu.pdfIn PDF document text
- https://myveolife.com/wp-content/plugins/super-forms/uploads/php/files/3e0a27299cb400cfed4e8b5f16da6ac9/85045704305.pdfIn PDF document text
- https://mabuksusu.com/contents//files/53747345615.pdfIn PDF document text
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0085675beb---xoxafutobifiruwipoxanuwi.pdfIn PDF document text
- https://zlato-eu.cz/upload/files/77990346457.pdfIn PDF document text
- https://agrimal.pl/userfiles/file/sofosavusex.pdfIn PDF document text
- https://olmitek.by/wp-content/plugins/super-forms/uploads/php/files/5eg1dkmua0e95gd9g4o18sk7u6/46218968392.pdfIn PDF document text
- http://erfolgsapp.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606c782eef698---vafejerepifepupabulu.pdfIn PDF document text
- http://asesorgubernamental.com/images/file/tapelolexepefokaromiwarax.pdfIn PDF document text
- http://kwik-it.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7bcb57321---56891210162.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/juv2755u2vnvc26b2cicrf49ka/74866688040.pdfIn PDF document text
- http://atthaya.com/file_media/file_image/file/6192593822.pdfIn PDF document text
- http://bortran.com/upload/image/file/20210531030012.pdfIn PDF document text
- https://www.mercato.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160a15de25159e---47260873807.pdfIn PDF document text
- https://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608d0575e1732---91834318254.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=what+are+the+five+steps+in+the+adjudication+processPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dbeb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBEB | 5360 bytes |
SHA-256: 7995e27d89f534779f2d2cb271d52b12aa4429fd863e8564aa460483748e709d |
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font_01_sfnt_off0000ee3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE3E | 10316 bytes |
SHA-256: 3ffbbedba0420e25851eae171808ad8c3b7be7e5a94fdd0d0a917bad52ba6670 |
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