MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and an ML classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains a link farm pointing to compromised WordPress upload storage and other disposable hosting, suggesting an attempt to redirect users to malicious sites. The presence of numerous unknown URLs indicates a broad distribution or redirection strategy.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
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://wacee.net/wp-content/plugins/formcraft/file-upload/server/content/files/16135cc5ca0c2b---89068173590.pdf
- http://yjsyrj.com/userfiles/file/jimajawinax.pdf
- http://mayjack.com/upload/files/95521916355.pdf
- http://4seasonstours.in/userfiles/file/99954336679.pdf
- https://motoralbini.it/files/file/50479995578.pdf
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/5e95fd7b0b7eb481fee43f225925e072/xiwajujiwudekaweruz.pdf
- http://fitsiluet.cz/data/file/77630025856.pdf
- https://www.ccps.mx/wp-content/plugins/super-forms/uploads/php/files/4c50b37699bd44a1cb8c3ee805611bf4/31101920490.pdf
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613561e47be70---4597770173.pdf
- https://weldingportal.it/userfiles/file/dilapoputi.pdf
- https://namkhoasaigon.vn/web/images/files/bigixeniwobegomo.pdf
- https://b2bircruise.travflex.com/bot/ckfinder/uf/files/96172197304.pdf
- https://udruga-invalida.hr/files/60679092545.pdf
- http://growlink.biz/userfiles/file/gawidiw.pdf
- https://aneri12.cz/res/file/38153420254.pdf
- http://lecachet.fr/docs/files/bevekegutefedonilafifedo.pdf
- http://matraholding.hu/images/userfiles/files/31029773259.pdf
- http://tokyoracing.hu/userfiles/file/41063050619.pdf
- https://divorcioconsensual.com.br/wp-content/plugins/super-forms/uploads/php/files/7fc56b220bcb8b4a0d2882b60b8e5f98/zibadovuzusegude.pdf
- http://bretagne.annuaire-regional.com/ckfinder/userfiles/files/kezevigigume.pdf
- http://ithalattagarantibelgesi.com/resimlerfiles/pamajopimofekedufovoka.pdf
- http://dajuicebarus.com/uploads/files/23172916136.pdf
- https://karatenarrewarren.com.au/ckfinder/userfiles/files/10775185618.pdf
- https://www.chablis-gautherin.com/ckfinder/userfiles/files/takogeji.pdf
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1613b838c7cb9f---fitudagofowaxemaseku.pdf
- http://anaminfo.com/attachfile/file/29640237689.pdf
- http://originalbau.hu/imagesfiles/28461822441.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=x+men+first+class+full+movie+watch+online
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ea78.bine55df83691411a129c4c26812571d644aae6d62001dea843fd78d5706a609660 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA78 | 10860 bytes |
font_01_sfnt_off00010368.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10368 | 16792 bytes |
font_02_sfnt_off00011b7a.bin3616199200e2f5c2ee9a681fa4d3e0918c917753e8d3c1067858c902ea59cf8c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B7A | 17872 bytes |
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