MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous URLs pointing to compromised websites and disposable hosting, indicating a link farm designed to redirect users to malicious content. The presence of these links suggests an attempt to deliver further malicious payloads or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073a47ec08cd---92633393709.pdf In PDF document text
- https://www.idromeccanicasrl.com/idromeccanicasrl.com/wp-content/plugins/super-forms/uploads/php/files/4c859731ad73c555602a931639c44608/tomoxorodozi.pdfIn PDF document text
- http://lynhuagiasi.com/Images_upload/files/37241748172.pdfIn PDF document text
- https://myarchitect.es/ckfinder/userfiles/files/gufutipojakozepomeduzet.pdfIn PDF document text
- https://fotobolfestmeny.hu/mvc/userfiles/file/44806285659.pdfIn PDF document text
- http://ty-int.com/files/files/45969355259.pdfIn PDF document text
- http://nokianhakkablue.ru/ckfinder/userfiles/files/50772194070.pdfIn PDF document text
- http://7seapharmtech.com/Uploadfiles/files/8230443282.pdfIn PDF document text
- http://mouaumfb.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a82c3ce5fc---jatixa.pdfIn PDF document text
- http://faxik.ru/ckfinder/userfiles/files/nididonegobafimure.pdfIn PDF document text
- https://fototipia.hu/files/files/97478120065.pdfIn PDF document text
- https://spaslask.pl/wp-content/plugins/super-forms/uploads/php/files/n6bafq1dtqql5l7n2s6pvo1v77/jopafivanubajoxenadufi.pdfIn PDF document text
- https://xn----7sbabak5acz7byau.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/af8940a8780c1bac253476f014af2bed/pakakonov.pdfIn PDF document text
- https://theemperorsoldclothes.co.uk/wp-content/plugins/super-forms/uploads/php/files/mtb5iv7orbg4f279km7jln297l/wefijuxewiru.pdfIn PDF document text
- http://werkkledingverkoop.nl/images/docman/files/zimamiloduzetanerexudu.pdfIn PDF document text
- http://cp-tournament.org/ckfinder/userfiles/files/renamudosux.pdfIn PDF document text
- https://www.kiteschule-kiel.de/wp-content/plugins/formcraft/file-upload/server/content/files/160813f052465a---76045522673.pdfIn PDF document text
- https://sportli.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/16073f242b456a---vilorufaxi.pdfIn PDF document text
- http://trungtinjsc.vn/upload/FCK/file/67830838858.pdfIn PDF document text
- https://anpheatingandac.com/nbloom/fckuploads/file/81673456217.pdfIn PDF document text
- https://event-connections.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608c80347be58---doxew.pdfIn PDF document text
- http://lycee-elm.org/userfiles/file/9657283787.pdfIn PDF document text
- http://stopasbestos.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16085b981ce0d7---8060663924.pdfIn PDF document text
- http://samocvet.org/foto/ck/files/nibudefisebijajuz.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=iecex+logo+pdfPDF 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_off0000e9e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9E0 | 20012 bytes |
SHA-256: d4d4a93047c918a3ea21c6c9e6b1102c04941dea3b54b2c91a8608208a8171ad |
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font_01_sfnt_off00011d87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D87 | 10124 bytes |
SHA-256: 855761f12be0cb864c1357844a5f717c9a2375c6cfe7471720b3dc229456751f |
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font_02_sfnt_off0001340e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1340E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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