MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external websites, many of which are hosted on compromised or disposable domains, indicating a link farm or phishing lure. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were explicitly extracted, the PDF structure and heuristic firings point towards a malicious document designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://athaj2.specialty-match.com/upload/files/folofivozalerevo.pdf In PDF document text
- https://global-brand.net/userfiles/files/78003084049.pdfIn PDF document text
- http://elitk.ru/_files/gazesilip.pdfIn PDF document text
- http://asea-admin.com/_userfiles/file/20210909081546.pdfIn PDF document text
- https://mystruggle.uk/indigo/ckfinder/userfiles/files/92253852481.pdfIn PDF document text
- http://dongtienlamnghiep.com/upload/file/48033191012.pdfIn PDF document text
- http://tatagz.com/uploadfile/files/51647150679.pdfIn PDF document text
- https://oferta.lt/i/File/12548240538.pdfIn PDF document text
- http://bonfiremadigan.com/uploads/fckeditor/file/wojivul.pdfIn PDF document text
- http://theexplorerthai.com/userfiles/files/57310083757.pdfIn PDF document text
- http://labsshop.com/d/files/jidor.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613d35dca2b12---mebebageribakalun.pdfIn PDF document text
- http://flairpens.ru/uploads/file/73799880920.pdfIn PDF document text
- https://ikincielinmak.com/upload/ckfinder/files/figowa.pdfIn PDF document text
- http://www.maderas-navarro.com/ckfinder/userfiles/files/vifaruxo.pdfIn PDF document text
- http://aaexpansionjoint.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614a2056c85a0---rarewukelozil.pdfIn PDF document text
- https://oneremote.ru/wp-content/plugins/super-forms/uploads/php/files/4b3ca36cc2bf0a8c47a09f8b291e9286/57568204839.pdfIn PDF document text
- http://incomingmakedonia.com/files/files/kegixulupif.pdfIn PDF document text
- http://audiomaster.se/wp-content/plugins/formcraft/file-upload/server/content/files/16131f7c2b90f6---sotusevuzudibeti.pdfIn PDF document text
- http://vasilii-orlov.fun/wp-content/plugins/super-forms/uploads/php/files/a5e23762192a3109699ec8766fe47208/51829362214.pdfIn PDF document text
- http://millenium.moscowfashion.net/content/xuploadimages/file/60129740150.pdfIn PDF document text
- https://niboparis.com/upload/fckeditor/files/nurebedowezutekis.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=how+do+i+get+games+for+ppssppPDF 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_off0000da0b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA0B | 10768 bytes |
SHA-256: bcd34b53ea06261d44792d66d066ed5482288b219f7e25e280584daa755b1f49 |
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font_01_sfnt_off0000f2ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2AE | 17220 bytes |
SHA-256: 12aad1d5c131c867ce03c47beb9d9dbf425a2b3728750fb934fce9aa33377f06 |
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font_02_sfnt_off00011f2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F2F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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