MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is a PDF identified as malicious by ML classifiers and ClamAV. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, suggesting a link farm designed to lure users to malicious destinations. The presence of these links and the heuristic firing 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly indicate a phishing or malware distribution attempt.
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 http://bahtiyardishekimi.com/fckfiles/file/26166333439.pdf In PDF document text
- https://usgcambodia.com/userfiles/file/lufaxuvesedamene.pdfIn PDF document text
- http://kapfenberger-schuetzenverein.at/userfiles/file/73551582737.pdfIn PDF document text
- http://bananamusic.tw/uploads/files/202109130836078090.pdfIn PDF document text
- https://mebelpozakazu.ru/wp-content/plugins/super-forms/uploads/php/files/da9928bafd1cadc0172db42c3c0df0db/88962211478.pdfIn PDF document text
- http://integrotech.eu/zdjecia/file/pudizefetukutotu.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/161412030b02f4---7357588867.pdfIn PDF document text
- http://ottomaniantextile.com/userfiles/file/jenunalapemek.pdfIn PDF document text
- http://dinskayarealty.ru/media/file/64841202676.pdfIn PDF document text
- http://banner-ever.com/ckImg/files/velawuponusijeta.pdfIn PDF document text
- http://www.1atlanticfunding.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613763575ede9---wegadu.pdfIn PDF document text
- https://gyn-koe70.de/obrazky/file/nigasulov.pdfIn PDF document text
- http://daedukgs.com/admin/fckeditor/data/file/20210909071509.pdfIn PDF document text
- http://cerritos.songhakbbq.com/uploads/files/16169418284.pdfIn PDF document text
- https://makojudo.pl/zdjecia/fck/file/jotoxejemijaxopekumivinu.pdfIn PDF document text
- http://yokohama-model.com/userfiles/files/16388504623.pdfIn PDF document text
- http://www.integra-cr.cz/administrace/ckfinder/userfiles/files/tomasatutifekuduzifuk.pdfIn PDF document text
- https://eingangrad.ch/userfiles/files/48369013073.pdfIn PDF document text
- http://lukoilmarine.com/ckfinder/userfiles/files/77506041957.pdfIn PDF document text
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/1612f1ba15bb6f---2024788963.pdfIn PDF document text
- http://mentor-tutor.com/newGroserLikeProject/uploads/files/10395508971.pdfIn PDF document text
- http://uptindia.com/newsimages/file///zowudosilogi.pdfIn PDF document text
- http://latiendasegura.com/contable_prueba/userfiles/file/10983918920.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=best+amazing+apps+for+androidPDF 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_off0000e532.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE532 | 10908 bytes |
SHA-256: abb92c9fe0181c33feb0d22df50f72938104f22a182f98f69ce7ec44221cd022 |
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font_01_sfnt_off0000fe49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE49 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001165b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1165B | 17672 bytes |
SHA-256: b2f3c95ed4a2ba264871354f6ecedc6de82b2b0bc2faeef4cffec09bbdad4ac7 |
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