MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple external URLs hosted on potentially compromised or disposable domains. The presence of numerous unknown-reputation URLs suggests an attempt to distribute malicious content or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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 https://smidgel.ru/uplcv?utm_term=independent+contractor+1099+pdf PDF link annotation
- http://bindashnews.com/userfiles/file/70812961230.pdfIn PDF document text
- https://jagamimpi.com/contents/files/96776480534.pdfIn PDF document text
- https://lawyerupsmart.com/tempimg/file/84871692723.pdfIn PDF document text
- https://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/1b6a75bf622f93c886b52a4ac83291d2/rarufop.pdfIn PDF document text
- http://gimhaejazz.com/fckeditor/userfiles/image/43163646940.pdfIn PDF document text
- http://tentauto23.ru/ckfinder/userfiles/files/19071471167.pdfIn PDF document text
- http://dakov.hu/_user/file/fenuzif.pdfIn PDF document text
- http://wasserentkalkung.at/ckfinder/userfiles/files/55210785333.pdfIn PDF document text
- http://www.lasallelille.com/admin/ckfinder/userfiles/files/debete.pdfIn PDF document text
- http://darangyi.com/userData/board/file/34249840118.pdfIn PDF document text
- http://abwhopewell.com/uploads/files/8257394540.pdfIn PDF document text
- http://rebornfair.com/FileData/ckfinder/files/20210908_EB31009BB4DB5F1D.pdfIn PDF document text
- http://www.fullmooneye.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134f20909736---47659327721.pdfIn PDF document text
- https://fjordancv.info/wp-content/plugins/super-forms/uploads/php/files/0b0c6cee44bfc0b0743b973c2fcbea3b/nerefosonejova.pdfIn PDF document text
- https://digicpictures.com/downloads/paruzala.pdfIn PDF document text
- http://bigyikesmedia.com/home/xtremweb/public_html/consultinstitute/web/upload/files/zilujodam.pdfIn PDF document text
- https://www.fangjin.org/ckfinder/userfiles/files/76996412318.pdfIn PDF document text
- https://homeaestheticsllc.com/wp-content/plugins/super-forms/uploads/php/files/126f61b7e933389e8b522c63453885ae/49776982959.pdfIn PDF document text
- http://ilonew.tasksplan.com/ckfinder/userfiles/files/xonomegidogapasegotekago.pdfIn PDF document text
- http://www.radeton-cz.vasestranky.cz/ckfinder/userfiles/files/31302187582.pdfIn PDF document text
- http://serting.eu/userfiles/files/zunoxesawurugopa.pdfIn PDF document text
- https://rzfmuhasebe.com/userfiles/file/wobizijuxinifadawu.pdfIn PDF document text
- http://dialog-seversk.ru/jsplugins/ckfinder/userfiles/files/79986099266.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_off0000d2b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2B4 | 10600 bytes |
SHA-256: cb41de8e8f67162a60384936af901e70c5b120efd987a2970301de4c50f5b506 |
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font_01_sfnt_off0000eafe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAFE | 17072 bytes |
SHA-256: f92f6b636dbe0e668351f3a3dcd211b869e135c1203d0e8748a69bf4706ba2a3 |
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font_02_sfnt_off00011718.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11718 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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