MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics and a machine learning classifier as malicious. It contains numerous links, many pointing to compromised WordPress upload storage and other disposable hosting, suggesting a link farm designed to redirect users. The ClamAV detection further confirms its malicious nature, likely as a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://planet-for-events.de/userfiles/file/jidogejevidarixedugofipi.pdf In PDF document text
- https://nam.it/wp-content/plugins/formcraft/file-upload/server/content/files/16093acb439ce9---lijunafenivakuzawa.pdfIn PDF document text
- http://memphiscentral1969.com/clients/865565/File/mapevet.pdfIn PDF document text
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/dpta9gc83u3hrkrc5mot0fpj60/97268783903.pdfIn PDF document text
- https://www.cr-sdc.org/wp-content/plugins/super-forms/uploads/php/files/c5f99a6bf2e5ae872d6f562cc312c643/tigibetopode.pdfIn PDF document text
- http://modnyi-buket.ru/uploads/files/59054764275.pdfIn PDF document text
- https://t2sc.me/userfiles/89691865598.pdfIn PDF document text
- https://robertbah.si/files/file/32750087447.pdfIn PDF document text
- http://animalscipublisher.com/files/upfiles/file/tonuziwetezenitukimizeba.pdfIn PDF document text
- https://www.isgs.org/wp-content/plugins/super-forms/uploads/php/files/cf9a8704a2355f854bf8084d312339ed/77624008680.pdfIn PDF document text
- http://lawcab.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160cf709ddab65---89856193739.pdfIn PDF document text
- https://traveltokiev.com/wp-content/plugins/super-forms/uploads/php/files/lrqtav2ml7rpuoqunl3tl3tfr4/furegobofoxopizek.pdfIn PDF document text
- http://afro-safari.com/upload/files/mivogonamezijikujimugoke.pdfIn PDF document text
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aac1a8138b1---82995698407.pdfIn PDF document text
- http://lapenya.cat/imgjovesnaves/file/28194557556.pdfIn PDF document text
- https://legend-chang.com/UserFiles/files/loxik.pdfIn PDF document text
- https://laetitiabernard.fr/images/file/kefugogegumobawos.pdfIn PDF document text
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/160c3e7bcc60b9---xizujujanuz.pdfIn PDF document text
- https://muratay.nl/userfiles/file/giweparopavexerasibozo.pdfIn PDF document text
- http://allnatureint.com/userfiles/file/tuzibevupobo.pdfIn PDF document text
- http://nek.ua/wp-content/plugins/formcraft/file-upload/server/content/files/1608c3dd271fa2---zadinutisumemiz.pdfIn PDF document text
- https://www.aserspa.net/wp-content/plugins/super-forms/uploads/php/files/vuovlrnlns8ukfhtvvfjtd4kqk/72616266219.pdfIn PDF document text
- https://alsharqcc.com/userfiles/files/3831533803.pdfIn PDF document text
- http://www.melloecastro.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075e9d37b626---bumedabazafugobafixexej.pdfIn PDF document text
- https://regeneracion-capilar.com/wp-content/plugins/super-forms/uploads/php/files/584525409aa0da5142456e39396dab4b/zozufizekosavofefafulelu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=hack+monedas+infinitas+dream+league+soccer+2020+descargar+archivoPDF 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_off0000f341.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF341 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010b53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B53 | 18704 bytes |
SHA-256: f4c1058dbf26efca2ce020d9e346925857594d59545dd47d835596924edf5bd9 |
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font_02_sfnt_off00013ba4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13BA4 | 11412 bytes |
SHA-256: 23ea9965827c8748fd3a2257e3fb53350fc7599a4234573a9b881cd549a0af29 |
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