MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm with numerous URLs, many pointing to compromised CMS upload directories, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to distributing further payloads or phishing for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://studiotecnicodavico.eu/userfiles/files/wavemodotewipidefubav.pdf In PDF document text
- https://paklya.su/design/img/upload/file/25231403798.pdfIn PDF document text
- http://goergenpainting.com/clients/0/0d/0d1038892961fdbf96b6a8e7e8daca8f/File/83943934191.pdfIn PDF document text
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/160854122b741d---bejetezanupaxudepu.pdfIn PDF document text
- http://www.vegagastro.pl/upload/file/76210253351.pdfIn PDF document text
- https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/160705d4c4f828---87038766333.pdfIn PDF document text
- https://stewsites.com/wp-content/plugins/super-forms/uploads/php/files/84b153d0db7a3ad91a94529718e9132e/95078994930.pdfIn PDF document text
- http://farmina.ru/uploads/files/76009999372.pdfIn PDF document text
- http://mdbim.pl/ubezpiecz/obrazy/file/88139246103.pdfIn PDF document text
- https://signaturetowerpune.com/wp-content/plugins/super-forms/uploads/php/files/rh066te2q7vc75m11kjno2n993/20249375965.pdfIn PDF document text
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a143d1abe10---loxajomisolaxodasusuwud.pdfIn PDF document text
- http://1qjd.com/upload/files/2021-06-29-02-38-49-n12GaCr6.pdfIn PDF document text
- https://siphouse96.com/wp-content/plugins/super-forms/uploads/php/files/766cc49eecdfe9ded29b902bddd290cc/debif.pdfIn PDF document text
- http://carsongrad75.com/clients/3/35/35717660c32d3dd9b0ffde8f33a19d23/File/bakuzuwekatawu.pdfIn PDF document text
- http://www.commandinglife.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075cf0dc2f9b---bewuwexijagip.pdfIn PDF document text
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/ca5a3f60c6340b0bc801577e240c3dae/33231583701.pdfIn PDF document text
- http://thaoduocvn.com/userfiles/image/file/74289705863.pdfIn PDF document text
- https://srp-galabau-rostock.de/wp-content/plugins/super-forms/uploads/php/files/d6h162vuqhhcr628kqnc7q9vih/gemuzezudopabapi.pdfIn PDF document text
- https://cmsschoolkg.org/userfiles/file/wofexutiruvitiledugoxex.pdfIn PDF document text
- http://cleannshieldflorida.com/wp-content/plugins/super-forms/uploads/php/files/194398f7093f1c5275a06b997efd3f59/94960027990.pdfIn PDF document text
- https://feriaesotericadeatocha.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6b0ff1a259---redesat.pdfIn PDF document text
- http://easyreturn.store/userfiles/file/boxujijojegakufaru.pdfIn PDF document text
- https://www.hed-endo.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160a3740536015---wiwofi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=ba+1st+year+book+download+pdfPDF 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_off0000f041.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF041 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010853.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10853 | 17204 bytes |
SHA-256: 8feb7429e6e4be666acb07c52caaf958728d1fba634bb568f4a317b261a5505b |
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font_02_sfnt_off00013535.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13535 | 10936 bytes |
SHA-256: 1b30827b6b9930d9cdaed06521dabce95f12d836cdc09c3e6153dfe6eaa23ed9 |
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