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 and an ML classifier as malicious, with ClamAV identifying it as a phishing trojan. It functions as a link farm, directing users to various compromised websites and disposable hosting domains, likely to facilitate the download of further malicious content. The presence of numerous unknown URLs suggests a broad attempt to distribute malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://saluteebenesseresas.it/userfiles/files/98524328203.pdf In PDF document text
- https://stockbauer.hu/uploads/file/sawonovojesefakevil.pdfIn PDF document text
- http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/16133623371e3b---8900306156.pdfIn PDF document text
- http://swiss-ex.com/images/blog/file/46992014653.pdfIn PDF document text
- http://asid.rw/userfiles/file/mipuv.pdfIn PDF document text
- https://uppersanduskyrotary.com/cms/files/File/dikulurogotonuf.pdfIn PDF document text
- http://vinczeandlaszlo.com/upload/74458807083.pdfIn PDF document text
- https://masterok-kovka.ru/wp-content/plugins/super-forms/uploads/php/files/73e6fa303fdaf992b878f2cc026de31d/17740836498.pdfIn PDF document text
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/161401f2c59af4---89534307012.pdfIn PDF document text
- https://cargoservice.pl/cargoservice/userfiles/file/84107065395.pdfIn PDF document text
- http://ifaistos.reality.gr/~triantaf/images/file/ravifetunurivijagalefuxep.pdfIn PDF document text
- https://intrigantka.ru/images/userfiles/file/vamanoniganoxokojiremo.pdfIn PDF document text
- http://tienphat.vn/imagesflashupload/file/rutitazabudurupipizer.pdfIn PDF document text
- https://realwebguys.com/wp-content/plugins/formcraft/file-upload/server/content/files/161404b48189b8---vonuxumunafut.pdfIn PDF document text
- https://fo-prefectures.com/pages/files/11690294149.pdfIn PDF document text
- http://chokysitohang.com/Uploads/userfiles/files/79113039623.pdfIn PDF document text
- http://banghetretruc.com/media/ftp/file/todanizaderagezinon.pdfIn PDF document text
- http://khodahoanglang.com/admin/webroot/upload/image/files/84434304778.pdfIn PDF document text
- http://imreelectric.sk/uploads/file/19195007499.pdfIn PDF document text
- http://szpitalstrzelin.pl/userfiles/files/saguloda.pdfIn PDF document text
- https://millvalley.com/wysiwygfiles/file/94140004074.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=alien+shooter+mod+downloadPDF 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_off0000d6e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6E3 | 16896 bytes |
SHA-256: b600c06cd5835a042a85e820f830a587c3edd17a03123296732b41ad549f141a |
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font_01_sfnt_off0001023f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1023F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011a56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A56 | 10580 bytes |
SHA-256: 90c22df599000d98074b67b3639661ae59e075263c50d848eb793b2bd99ae8a2 |
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