MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The document functions as a link farm, directing users to compromised WordPress upload directories and other domains. These links likely serve as a lure to download further malicious content, fitting the pattern of a phishing or trojan distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://studio45.live/wp-content/plugins/super-forms/uploads/php/files/m7c1pltnov2ro8nfs0l2lrqrev/14281114094.pdf In PDF document text
- https://adepotcustom.com/UploadFiles/file/20210926093133145.pdfIn PDF document text
- http://ave-france.com/pics/files/49437076583.pdfIn PDF document text
- https://xn--80apefbdm9ah5g.xn--p1ai/userfiles/merobavusakegidonidi.pdfIn PDF document text
- http://dispensapertutti.com/userfiles/files/26990038797.pdfIn PDF document text
- http://rydelko.eu/userfiles/file/16770401366.pdfIn PDF document text
- https://terminal.hr/userfiles/file/28121828704.pdfIn PDF document text
- http://dealershop.es/userfiles/file/rojodororopaxuleruzi.pdfIn PDF document text
- http://gursakaryahukuk.com/images/file/niropidoxubaza.pdfIn PDF document text
- https://mmtours.si/uploads/zojofar.pdfIn PDF document text
- https://hitourkorea.com/FileData/ckfinder/files/20210917_BEFEB1D459DEA0F0.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/033406fa6bca9dbee28dec149c2d8a71/pojorakigigana.pdfIn PDF document text
- http://szakkepzosiklos.hu/upload/file/59240388952.pdfIn PDF document text
- http://kingspec.su/wp-content/plugins/super-forms/uploads/php/files/3du49pc0ldt8cbd58mbbabh0he/66790040660.pdfIn PDF document text
- http://ecosdaliberdade.com/ckfinder/userfiles/files/92045164315.pdfIn PDF document text
- http://allseasonsart.com/uploads/fck_uploads/file/pukupewofotapunuliw.pdfIn PDF document text
- http://bancodevida.com/bancodevida/admin/images/image/file/vatagufudapidilatovorexo.pdfIn PDF document text
- http://www.mariabeckmann.com/fotos/uploads/files/7321324712.pdfIn PDF document text
- http://grafiport.com/userfiles/file/53846224840.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614c6010c9e60---wabagometotenitukab.pdfIn PDF document text
- http://reylab.com/userfiles/file/xedoge.pdfIn PDF document text
- http://www.onegelha.com/wp-content/plugins/super-forms/uploads/php/files/eb51b346445c56fd6eae143c66cceb1d/xabalodonive.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=store+barcodes+on+androidPDF 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_off0000ad71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD71 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c583.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC583 | 15704 bytes |
SHA-256: 09b84c4f13e5d03ccb871babe5137b6bb05157d8b6ee7ff0d92bd8cecc1cc16b |
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font_02_sfnt_off0000eda5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDA5 | 10532 bytes |
SHA-256: e00c75417616e92d33673a83290ce8b787a2bd428f48c957e9d185178d57e92d |
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