MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress sites and disposable hosting, suggesting it functions as a link farm to distribute malicious content or phish users. The presence of external URIs and link farm heuristics strongly supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 https://laborke.ru/uplcv?utm_term=watch+jingle+all+the+way+online+free+123movies PDF link annotation
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613fbf1147280---52182355855.pdfIn PDF document text
- http://twozonechickenlasvegas.com/uploads/files/fijajunuletuzuwasax.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16134e3cf7c66f---navoxemurakudex.pdfIn PDF document text
- http://metabolit.ru/files/file/13710250220.pdfIn PDF document text
- http://cortocircuito.trialpanel.com/images/Upload/files/34914005314.pdfIn PDF document text
- https://aldapa.eus/files/galeria/files/zadofozizirupuxitas.pdfIn PDF document text
- http://qdsenfeng.com/data/files/pupebusurekexid.pdfIn PDF document text
- http://uralinteh.com/uploads/files/79669400801.pdfIn PDF document text
- http://woykoff.hu/upload/file/53640286662.pdfIn PDF document text
- http://ginzaramen.us/uploads/files/jupunuduxeloka.pdfIn PDF document text
- http://fnathservices.com/upload/file/60160161038.pdfIn PDF document text
- http://ceramkgres.ru/userfiles/file/27653091286.pdfIn PDF document text
- https://lexconsulting.ro/webroot/files/media/84383427650.pdfIn PDF document text
- http://ladyvenus.it/userfiles/files/78463934383.pdfIn PDF document text
- http://bastola.org/userfiles/file/97794658198.pdfIn PDF document text
- https://fultoys.com/userfiles/burigixi.pdfIn PDF document text
- http://unseenadventure.com/userfiles/file/82095043077.pdfIn PDF document text
- https://durimawar.com/contents/files/3398937207.pdfIn PDF document text
- http://pololanna.com/user_img/files/78025671455.pdfIn PDF document text
- http://gocep.org/data/userfiles/files/magovowejotodu.pdfIn PDF document text
- http://mybyblos.com/userfiles/file/wovemifutetaxavabasab.pdfIn PDF document text
- https://autotrilogy.com/wp-content/plugins/super-forms/uploads/php/files/55399dec3fba4188876a0a51d89ac695/dulovofawolit.pdfIn PDF document text
- https://marupyara.com/fotos/userfiles/file/42792913571.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_off0000d57a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD57A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ed8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED8C | 17592 bytes |
SHA-256: 4b43b32b716c005fb49c39918978399032e500fb5e593cf8c93eab23a829f0dd |
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font_02_sfnt_off00011ae7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11AE7 | 11516 bytes |
SHA-256: 84e844bcdbed56f6a0858c95a898e2e3bcf2461b2010ba6890b42aed8fb69d17 |
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