MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged as malicious by a machine learning classifier and ClamAV. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to redirect users to potentially malicious content. The document body is unreadable, but the heuristic firings strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
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://www.ideakliniksisli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160724acd0fb99---68784244174.pdf In PDF document text
- http://beloezoloto.ru/userfiles/file/zibera.pdfIn PDF document text
- https://hifi-markt.eu/kunden/kronhardt/ckfinder/userfiles/files/vuleparitozumubijimojumut.pdfIn PDF document text
- https://stellabakingcompany.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607096ccc2b81---77540807435.pdfIn PDF document text
- https://slavica.ru/wp-content/plugins/super-forms/uploads/php/files/0dbc7915165e1904f1e09fe01fc4b6ea/82815341325.pdfIn PDF document text
- http://aaexpansionjoint.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608071ea4100f---60725500117.pdfIn PDF document text
- http://vibrosystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a2d1d6bb6c6---baxolodusosikakozifoxage.pdfIn PDF document text
- https://mobistore.co.nz/wp-content/plugins/super-forms/uploads/php/files/3d0a4ef4ecd69525d90c8f272c5c6ad3/tonemow.pdfIn PDF document text
- http://1-cx.com/ckfinder/userfiles/files/sasesafelesimuleve.pdfIn PDF document text
- http://yangpupark.com/uploadfile/files/31209245828.pdfIn PDF document text
- https://qamarapps.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a450dca167f---kezixegas.pdfIn PDF document text
- https://www.ccps.mx/wp-content/plugins/super-forms/uploads/php/files/2cc1ddf8735b67071fc4ce013f72d67c/50955859791.pdfIn PDF document text
- http://worksafeorg.com/wp-content/plugins/super-forms/uploads/php/files/ad6qkvkt52u3ab5m4uonar8hh5/5657149112.pdfIn PDF document text
- http://tyextractor.com/d/files/vawagekatugoxitumuxixugij.pdfIn PDF document text
- http://119hero.kr/userData/board/file/59554332540.pdfIn PDF document text
- https://www.cpro.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607880940f4d4---18235738212.pdfIn PDF document text
- http://erisalaw-chicago.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/64515016567.pdfIn PDF document text
- https://www.ltgpartners.com/wp-content/plugins/super-forms/uploads/php/files/0510b3251160e72f54bd93f41f7a7e5a/jetenibujokozotivut.pdfIn PDF document text
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/e6i47rgocm10ca3ghjcev7s2ie/fovofabufanexizulojox.pdfIn PDF document text
- https://accuratesearch.com/userfiles/file/fiduzonidakededuzerenuf.pdfIn PDF document text
- http://www.commandinglife.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fd082900d9---43478558510.pdfIn PDF document text
- https://izharfoster.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6d81d6b798---31428235356.pdfIn PDF document text
- http://dichvutheapec.com/upload/FCK/file/65193458481.pdfIn PDF document text
- http://srihemkuntsahibfgp.org/hemkunt/userfiles/file/67689364486.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=autobiography+of+an+elephantPDF 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_off00010a06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A06 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00012218.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12218 | 17456 bytes |
SHA-256: 173597eea0f3be7498ce91339a61925211d3e606b491fae2adce8d1c2d7bf0aa |
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font_02_sfnt_off00014f68.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14F68 | 10804 bytes |
SHA-256: 889c72260ab8a9a94f601b697ddc6bb1a6c4df2434ae01b9bf636405938303a5 |
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