MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised websites and disposable hosting, indicating a link farm or phishing attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this, as does the PDF_URI heuristic pointing to a potentially malicious URL.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://itnetworkconsultingsf.com/helpdesk/app/webroot/img/userfiles/files/96789744706.pdf
- http://scandirent-new.ru/uploads/assets/file/20268875847.pdf
- http://alexlunacoach.com/img/editor/file/45109012455.pdf
- https://farmaciasacoor.com/site/upload/file/wonawirudelaza.pdf
- http://stavebnevyrobky.sk/www/upload/files/letemilujupunal.pdf
- https://aliencosmicexpo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160983c13e8599---butogutopovirozorow.pdf
- http://sushinamu.com/uploads/files/jufapezo.pdf
- http://aquamedia.cn/ckfinder/userfiles/files/lonoxajokekobazekax.pdf
- https://www.azembay.com/wp-content/plugins/super-forms/uploads/php/files/od6aqdpoid1i1gctfp2lv39f3t/39343812649.pdf
- http://crm333.com/documentos/file/lejolifulixi.pdf
- https://pjkconstruction.ca/images/file/33611087421.pdf
- https://eastoncn.housemember.com/uploads/files/45448321900.pdf
- https://tranthachcaodanang.com/uploads/image/files/piwazumez.pdf
- http://hauptlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/xutos.pdf
- http://avs-market.ru/admin/ckfinder/userfiles/files/57150528646.pdf
- https://pensionatiitalianiinportogallo.it/wp-content/plugins/super-forms/uploads/php/files/7075439eb5f0f59e98886e3819f8d632/116571724.pdf
- https://traveltokiev.com/wp-content/plugins/super-forms/uploads/php/files/25chof566hmial71o422peslf0/74571162652.pdf
- http://abapaposentados.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16094a1db890de---natajorurazoxi.pdf
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/160a13872be843---92272400492.pdf
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/1606eb2f395305---32181659605.pdf
- http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/1608e24269b38e---62497270581.pdf
- https://bhandarisurgical.com/ckfinder/userfiles/files/lipudakuxusi.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=family+therapy+theories+and+techniques+pdf
- 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_off0000e99c.bin78b441f6299ecf3688e0f7a3a0d368fb611e87571b46ec5ac8c2565572ce6236 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE99C | 11220 bytes |
font_01_sfnt_off00010378.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10378 | 16792 bytes |
font_02_sfnt_off00011b8a.bineaa603f8d950800fdd6db5bb4b6cfe6a6990c6cb2a2921498409afac750ddece |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B8A | 17672 bytes |
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