MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, directing users to various compromised websites and disposable hosting services, likely to distribute further malicious content. The presence of 'utm_term' parameters suggests an attempt to track user engagement with the phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://pixomot.ru/uplcv?utm_term=kpsc+ldc+previous+question+papers PDF link annotation
- http://tlumacz-lipno.pl/pdrzewiecki/files/tubatutefonodofugetabopir.pdfIn PDF document text
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bad6a46e79d---78145703271.pdfIn PDF document text
- https://istanbulbalbir.com/upload/ckfinder/files/54975299973.pdfIn PDF document text
- http://washchienluoc.com/upload/file/20960839880.pdfIn PDF document text
- https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/ba27dafd6529a010db3007e4b28b7c92/bezesufemopenabidiwo.pdfIn PDF document text
- http://clinicacomciencia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160712f18c94eb---jubaleneberafu.pdfIn PDF document text
- http://bluekeydigital.com/images/pic/file/61581439329.pdfIn PDF document text
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/160b0164a84cd3---59174804770.pdfIn PDF document text
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/8m6pe6k3m401tcrq5kk8612931/61930742013.pdfIn PDF document text
- https://wita.lt/images/files/23345860154.pdfIn PDF document text
- http://talleresjpg.es/img/file/48037056998.pdfIn PDF document text
- http://www.idenet.net/wp-content/plugins/formcraft/file-upload/server/content/files/16087f00742388---porunes.pdfIn PDF document text
- https://psychotherapie-dr-albrecht.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609842605dd70---23738100810.pdfIn PDF document text
- https://connect.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/fd0368b42d6e01c3cdfb75b61bb9f00a/73621640237.pdfIn PDF document text
- https://gservicepz.com/wp-content/plugins/super-forms/uploads/php/files/df0bbacde62abf1d89293057ad342ada/vemiteposuxap.pdfIn PDF document text
- https://hotelindigha.com/FCKeditor/file/surojizititi.pdfIn PDF document text
- http://s8radziejowice-paszkow.pl/userfiles/file/zidirakuxusutuw.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e51f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE51F | 5220 bytes |
SHA-256: c4309ce42acb74742b7738775ae89e6dbcc8b7cb7ae5fb7abfbb83be06cfffa8 |
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font_01_sfnt_off0000f6f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6F7 | 10496 bytes |
SHA-256: 625a14dccf083776c7032f9aa14d1cafae4b404af4bd71a60022408565d5f385 |
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