MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple compromised WordPress upload sites and other disposable hosting domains. The embedded URLs are designed to trick users into downloading further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/1613163529daea---wanuwevebuwaf.pdf In PDF document text
- https://mkart.it/uploads/file/41659393008.pdfIn PDF document text
- http://www.yankey.com.tw/demo/public/editor/ckfinder/upload/user_upload/files/13461370571.pdfIn PDF document text
- http://ciarajewellery.com/editor_upload/file/55208142212.pdfIn PDF document text
- https://wita.lt/images/files/20496020469.pdfIn PDF document text
- http://mavelikaradiocese.org/rapha/ckfinder/userfiles/files/murupilepew.pdfIn PDF document text
- https://rivieresoceanie.com/ckfinder/userfiles/files/jidalizoverarudaverasa.pdfIn PDF document text
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16132c3367a47e---fakorenudufawitazozena.pdfIn PDF document text
- http://www.ufolep-69.com/contenus/files/83874734540.pdfIn PDF document text
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/3cf9b1d4e1b14444d9b076a81827c6f2/vifogivomotosorilejusad.pdfIn PDF document text
- https://zebcom.in/userfiles/file/jerot.pdfIn PDF document text
- https://giverny-bkk.com/upload/files/9389083001.pdfIn PDF document text
- https://un7un9b3rl1pa7-99.com/contents/files/vidosiverazube.pdfIn PDF document text
- http://siripanyalamphun.com/user_img/files/45543538368.pdfIn PDF document text
- http://ideviceplus.nl/app/webroot/files/userfiles/files/25443223964.pdfIn PDF document text
- http://cecev.com/stockages/files/sororotiwedoxupaxulupe.pdfIn PDF document text
- http://ldksolar-officialliquidation.com/userfiles/files/69539256888.pdfIn PDF document text
- http://dalhousieretreat.com/cote_dor_import/admin/ckfinder/userfiles/files/xexaponagupelek.pdfIn PDF document text
- http://veiligheidssloten.nl/ckfinder/userfiles/files/49654290144.pdfIn PDF document text
- https://speedwayinfo.hu/uploads/file/veleregivudiromuwexuzido.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=vector+analysis+pdf+by+schaum+seriesPDF link annotation
- http://alessandrotria.altervista.org/areap/ckfinder/userfiles/files/lixajemakikuzabo.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_off0000c957.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC957 | 11208 bytes |
SHA-256: 54616596ebca42b55f95b41d678c22d6b3fa5de5e6f471da1430cb68be7deae2 |
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font_01_sfnt_off0000e32f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE32F | 20404 bytes |
SHA-256: 1e31f394ee38e5a9704d4163ca1112d8ce964de0275b8b68a74d364520389a14 |
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font_02_sfnt_off00011992.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11992 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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