MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to numerous compromised websites and PDF files, indicating a likely phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly suggest malicious intent. The presence of multiple external URIs and a link farm heuristic confirms the document's role in directing users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://zimmerei-possert.at/gajuliwovopodirawe.pdf In PDF document text
- https://udachi.co.th/wp-content/plugins/super-forms/uploads/php/files/buslkc8kei3fadtkd1admuetmn/92957720182.pdfIn PDF document text
- https://www.ccps.mx/wp-content/plugins/super-forms/uploads/php/files/c8bdfe9ccee95ffe9ba681ce54f068dc/nigepodega.pdfIn PDF document text
- http://www.electricman.in/demo/frontend/web/uploads/files/58422418865.pdfIn PDF document text
- https://terravistahometeam.com/wp-content/plugins/super-forms/uploads/php/files/9ff665e28aa02faa9d52dc8be62791b4/bised.pdfIn PDF document text
- http://tsradviseurs.nl/mailing/images/photo/file/28530398994.pdfIn PDF document text
- http://centreforeffectivecoaching.com/media/file/11185893006.pdfIn PDF document text
- http://s8radziejowice-paszkow.pl/userfiles/file/modesitevuvopejusajig.pdfIn PDF document text
- https://thietbidienmanhcuong.com/upload/files/jegibetobokitorigosime.pdfIn PDF document text
- http://mini-garden.ru/userfiles/file/munonol.pdfIn PDF document text
- https://legouic-peinture.fr/userfiles/file/51139848048.pdfIn PDF document text
- https://jamiatulbanat.in/wp-content/plugins/formcraft/file-upload/server/content/files/1609304576699c---85308546740.pdfIn PDF document text
- http://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/16088df6adb4ab---potewabopefidefuzojegi.pdfIn PDF document text
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d1c7b47fa18---34956441685.pdfIn PDF document text
- https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/160adce975dcf6---tuwerevisa.pdfIn PDF document text
- http://ausafe.net/images/art/files/76218922280.pdfIn PDF document text
- https://apoiotelecom.com/imagens/img_fckeditor/file/lakaxurufusegatabopowoke.pdfIn PDF document text
- http://www.next-conseil.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160a6d03f3e6bc---53741386093.pdfIn PDF document text
- http://ednak.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3a1f4bd587---domunaxibojarirasu.pdfIn PDF document text
- https://lapalettedesarts.fr/gestion/file/fitepuvifuzawuwo.pdfIn PDF document text
- http://albatrossmrn.com/konadnew/userfiles/file/15786665413.pdfIn PDF document text
- http://www.jamesbgriffinlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096997c6073c---gawuneba.pdfIn PDF document text
- https://bcbc3399.com/upload/files/49416939528.pdfIn PDF document text
- http://stellamaris.cz/userfiles/46733480087.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=normal+body+temp+for+babyPDF 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_off0000fb84.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB84 | 17052 bytes |
SHA-256: 6e1def2fb8c72569cd094527e70262c81b5e42417bef63d37ba0312686a1941b |
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font_01_sfnt_off0001279a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1279A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013fb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13FB1 | 10524 bytes |
SHA-256: 9ba6c6e50b9dff7456bbdbd339d15d197c760263ccc2eb88e51702e605fa2dad |
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