MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. It contains embedded JavaScript and a link farm pointing to multiple external URLs, including compromised WordPress sites and disposable hosting. The presence of JavaScript suggests an attempt to execute malicious code or redirect the user to a phishing site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 https://nomylo.ru/uplcv?utm_term=android+studio+uninstall+completely PDF link annotation
- http://abaj.cz/UserFiles/File/dopetojosuxopa.pdfIn PDF document text
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ec0d080dd2---30914471830.pdfIn PDF document text
- https://suavitinhtannha.net/upload/files/kifigibazajuromonis.pdfIn PDF document text
- https://nls.vn/upload/files/89024069947.pdfIn PDF document text
- https://szallas-karpatalja.hu/upload/torif.pdfIn PDF document text
- http://argol-editions.fr/userfiles/file/lokigober.pdfIn PDF document text
- https://www.afoa.org.ar/backend/ckfinder/userfiles/files/79098208894.pdfIn PDF document text
- http://cedresarquitectura.com/wp-content/plugins/formcraft/file-upload/server/content/files/161328e3898fef---xesejezakapen.pdfIn PDF document text
- https://samarthanamparisara.org/apadmin/uploads/userfiles/files/roroxilesetopobubi.pdfIn PDF document text
- http://ugyvednok.hu/userfiles/file/11251416662.pdfIn PDF document text
- https://korankertas.com/contents/files/jajototugoxewoveg.pdfIn PDF document text
- https://ever.dacola.com/upload/files/bonek.pdfIn PDF document text
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/755a34d25d3b227fceb1432e9b15079a/katozoziridemorumoxinebop.pdfIn PDF document text
- http://sanzmendia.com/userfiles/files/56042675047.pdfIn PDF document text
- http://runwellconsulting.eu/file/file/46261016738.pdfIn PDF document text
- http://minhquoc.vn/ckfinder/userfiles/files/jigalegebagatowobelakiw.pdfIn PDF document text
- http://vantaidongsaigon.com/uploads/files/kukumezuluro.pdfIn PDF document text
- http://mondoacquapiscine.com/userfiles/files/34319747012.pdfIn PDF document text
- http://bankerz.in/qpic/files/21583683288.pdfIn PDF document text
- http://www.cheapmotorcycleinsurancepa.com/wp-content/plugins/super-forms/uploads/php/files/6aaef0de15f8fde5a8ec5b16fa1e2cb2/tidogobokotozufitujiramo.pdfIn PDF document text
- http://houtackers.nl/userfiles/file/92903008114.pdfIn PDF document text
- http://ceramicaartisticamarsalese.it/userfiles/files/vexumetozevab.pdfIn PDF document text
- https://wotfiles.com/ckfinder/userfiles/files/juxurijevibekofefugegozak.pdfIn PDF document text
- http://quimis.org/js/ckfinder/userfiles/files/wosevomodupile.pdfIn PDF document text
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/2012ee53644f068ba2061004d91cd5f6/vumudur.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_off0000d802.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD802 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f019.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF019 | 10872 bytes |
SHA-256: 407c1c13ee2c7420ddf8c08ba088ed35a05a531164e151747e86e118ddc9e383 |
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font_02_sfnt_off00010940.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10940 | 16880 bytes |
SHA-256: 84d82a00593100aae8a710b9a79ba7846bc0753e7f0a833d97c887d7e57bad67 |
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