MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded URLs, many of which are designed as a link farm. Several of these URLs point to compromised WordPress upload storage, indicating a potential phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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://cructi.ru/uplcv?utm_term=the+croods+2+full+movie+watch+online+free+123 PDF link annotation
- http://schokoladenbrunnen.de/idata/lomojarumemixoz.pdfIn PDF document text
- http://gmei.lt/ckfinder/userfiles/files/56477880954.pdfIn PDF document text
- http://vstarmp.cn/upload/files/20210929_041311.pdfIn PDF document text
- https://szamitogep-szerviz-javitas.hu/ckfinder/userfiles/files/32941152738.pdfIn PDF document text
- http://xz-brand.com/ckfinder/userfiles/files/42161966722.pdfIn PDF document text
- http://gidromall.ru/img/uploads/file/xigefaxe.pdfIn PDF document text
- http://geombiagioschettino.eu/userfiles/files/59886253680.pdfIn PDF document text
- http://katela.net/userData/board/file/memigos.pdfIn PDF document text
- https://eric-parnes.shortex.com/ckfinder/userfiles/files/75109082605.pdfIn PDF document text
- http://umrllc.com/userfiles/files/24099924851.pdfIn PDF document text
- http://hoya889.com/upfile/files/20210917182906.pdfIn PDF document text
- http://dongphat.net/upload/files/relaxerivenisuvejofaxilux.pdfIn PDF document text
- https://baoyi-chuck.com/ckfinder/userfiles/files/zaledinibisutotorotis.pdfIn PDF document text
- https://icoachyou.biz/images/ckeditor/files/wofotapuxokuvelek.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/d077833c7158072a8d28f702a3fb451a/4012983150.pdfIn PDF document text
- http://kubak-ubezpieczenia.pl/userfiles/file/99738262678.pdfIn PDF document text
- https://rafautama.com/uploads/file/zonenejojiw.pdfIn PDF document text
- http://weorderfood.com/uploads/files/77143716481.pdfIn PDF document text
- https://veglifekc.org/wp-content/plugins/super-forms/uploads/php/files/27457847711.pdfIn PDF document text
- https://www.champagne-auge-dascier.com/ckfinder/userfiles/files/jemuniwites.pdfIn PDF document text
- http://clearlakesd.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613b159e8e140---90014022949.pdfIn PDF document text
- http://4bx.pl/public/file/84074829305.pdfIn PDF document text
- https://kaptenhoki.com/contents/files/murukenipibasugupineme.pdfIn PDF document text
- https://manenshop.com/upload/files/93023320349.pdfIn PDF document text
- http://cmi.nfe.go.th/ckfinder/userfiles/files/movosajajudo.pdfIn PDF document text
- http://atomicattack.com/atomic/fckimages/file/62747544191.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_off0000b339.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB339 | 11300 bytes |
SHA-256: 59a7e1728e11b2321331431cfd68ff8137689183b2a3872cd65eb23ec37f1972 |
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font_01_sfnt_off0000cdcf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDCF | 14788 bytes |
SHA-256: ef42bbeed1adfe62db674e1203bc9a969c95204ed2d0c06d27723d803e5151f3 |
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font_02_sfnt_off0000f34e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF34E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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