MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users to malicious content. The document body is heavily obfuscated and unreadable, suggesting an attempt to hide its true purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://ginzaoakland.com/uploads/files/bukonatezubezubuditupima.pdf In PDF document text
- https://www.inkfactory.pk/wp-content/plugins/formcraft/file-upload/server/content/files/16130e31e224a9---gekepadodoxojamawewaxuz.pdfIn PDF document text
- http://gaziogluenerji.com/images_upload/files/pivojufelarufa.pdfIn PDF document text
- https://www.albriug.com/static/editor/ckeditor/ckfinder/upfile/files/pererufasu.pdfIn PDF document text
- https://cooperadora.grupocreartel.com/documentos/archivos/79687999986.pdfIn PDF document text
- https://giasidaily.com/uploads/userfiles/file/kedoxukapewanuxol.pdfIn PDF document text
- https://shevtsov-art.com/uploads/files/13375806353.pdfIn PDF document text
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/161323f359e382---romajowezukesedoletadimo.pdfIn PDF document text
- http://hoangduy.vn/vn/files/tasakexutuzavapuvulolus.pdfIn PDF document text
- https://lcd96.ru/wp-content/plugins/super-forms/uploads/php/files/4bec133f56728bb8d562a59fdf38fed9/57209702694.pdfIn PDF document text
- http://nguoiquangphianam.com/uploads/files/91073916518.pdfIn PDF document text
- https://istanbularicilikfestivali.com/upload/ckfinder/files/wotidopopupimobajanos.pdfIn PDF document text
- http://gazduire-domeniu.com/UserFiles/file/56739394341.pdfIn PDF document text
- https://smartcirclegroup.com/userfiles/file/zudupufeza.pdfIn PDF document text
- http://coachhouse.info/assets/file/31036216559.pdfIn PDF document text
- https://costabravas.com/uploads/localidades/files/62690770199.pdfIn PDF document text
- http://dj-venci.com/uploads/pages/files/vufuzegegiza.pdfIn PDF document text
- http://dagmar-e.de/userfiles/file/89156459421.pdfIn PDF document text
- https://simbhaolipower.com/images/file/vuxomujaragabijagapalafeb.pdfIn PDF document text
- https://kirmatas.com/userfiles/file/belewowilefomilefopesurek.pdfIn PDF document text
- http://corising.info/sa_upload/userfiles/file/20210908234748.pdfIn PDF document text
- https://aathichudi.org/userfiles/file/48898469201.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=usb+debugging+settingPDF 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_off0000bf44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF44 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d75b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD75B | 10244 bytes |
SHA-256: 21e45fb100eb8ed2b7485b1efc7b407127fe5d5304a5bbabde3176a0b3136f29 |
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font_02_sfnt_off0000ee3f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE3F | 16476 bytes |
SHA-256: b486b128d822e1cf268c22aa7479e570450c2cc941e61c6d4a52f42240f2a6f0 |
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