MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document containing embedded JavaScript, which is a common technique for executing malicious code. The PDF also features a link farm pointing to numerous external URLs, many of which are hosted on compromised WordPress sites, indicating a phishing or redirection scheme. ClamAV detection and ML classification strongly suggest malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://havefuntogether.com/image/upload/File/48192066232.pdf In PDF document text
- https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c6947dc4e9b---87294136037.pdfIn PDF document text
- http://www.medical-psychology.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1609a96553d6fa---73476464409.pdfIn PDF document text
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/160bda21515640---wovatuzidujupe.pdfIn PDF document text
- https://lea-inc.com/wp-content/plugins/super-forms/uploads/php/files/ec5e0f0fb6d4e65e5d458a16edd31f2e/jezeduzoxumelaroxope.pdfIn PDF document text
- http://mariautonoleggiomarsala.it/userfiles/files/lexumojulataneribena.pdfIn PDF document text
- https://amerismithenterprises.com/wp-content/plugins/super-forms/uploads/php/files/a6673a4214889fd29943808b248dba22/11152690389.pdfIn PDF document text
- http://etoprosto.ru/ckfinder/userfiles/files/xipubeterikopite.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084fdae9040f---25762190564.pdfIn PDF document text
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/v7cn616h5vaib4mf2egr3cf3je/90181589385.pdfIn PDF document text
- http://aiskreunion.com/clients/b/b4/b417c2091670ce0b0d78f4b231aea02c/File/30312852184.pdfIn PDF document text
- https://hssipm.com/wp-content/plugins/super-forms/uploads/php/files/f0a143daaed3617ea4654b03e6654ea8/dilegakimakadapibudu.pdfIn PDF document text
- https://centar-znr-zop.hr/wp-content/plugins/formcraft/file-upload/server/content/files/16081858f0e09b---febazovelexiralafomitu.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/581db1061c26203e89e4014e13299f6a/10590868403.pdfIn PDF document text
- https://pirkitpadangas.lt/ckfinder/userfiles/files/novolurunarafabixidalaka.pdfIn PDF document text
- http://terralis.eu/catalogue_dynamique/file/guxubadubowemavojewet.pdfIn PDF document text
- http://grapevinewinerytrail.com/clients/876125/File/ruzegujisupiwipomija.pdfIn PDF document text
- https://study4student.com/cache/fck_files/file/xogeruzepekunoneri.pdfIn PDF document text
- https://theatresaucinema.fr/uploads/file/rororixa.pdfIn PDF document text
- http://www.peopleoftheheath.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b64dd02055---fememo.pdfIn PDF document text
- https://rdw-wolf.de/backend/ckfinder/userfiles/files/tipojadovefoburijig.pdfIn PDF document text
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/197c4798a6f3fba2d5f087a64c9180ed/66371425391.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=sistema+limbico+partes+pdfPDF link annotation
- https://grupo.iberia.com/js/ckfinder/userfiles/files/39630037045.pdfIn PDF document text
- 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_off0000d875.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD875 | 18716 bytes |
SHA-256: 803d46434c915d3216e195ffa496f70d23666a44a49af9f09843a07a19d47147 |
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font_01_sfnt_off000107df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107DF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011ff6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FF6 | 10892 bytes |
SHA-256: 4ee7c7baabae04a947fbd4124d8c519e8677539bfe4e5c099a576c22a3eb5d2b |
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