MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to compromised websites and disposable hosting, suggesting it's part of a link farm designed to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics point towards a phishing or malware distribution scheme, likely initiated via spearphishing attachment.
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 https://www.geosuiteonline.de/wp-content/plugins/formcraft/file-upload/server/content/files/161291980546ee---gitilakudagobad.pdf In PDF document text
- http://extintoresorigen.com/images/editor/kudaxinaxapowoguj.pdfIn PDF document text
- http://medicapoland.pl/uploaded/file/29027311194.pdfIn PDF document text
- http://aleeblog.com/wp-content/plugins/super-forms/uploads/php/files/spvtgd2jrnidnnk2is2u2qlss2/24218302369.pdfIn PDF document text
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/mpp597kqf7tbhap7ur8178v1j4/76363440427.pdfIn PDF document text
- https://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/569f569b5c4486dc7010f339c497874c/85991068102.pdfIn PDF document text
- http://fsoa.cn/userfiles/file/vamuwan.pdfIn PDF document text
- https://festival-bg.com/media/ckuploads/files/68471416275.pdfIn PDF document text
- http://asvpp.fr/pdf/76051222979.pdfIn PDF document text
- http://projectbudapest.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1608816ade07a6---fowoxulubikaka.pdfIn PDF document text
- http://euredit-editions.com/userfiles/file/52789995521.pdfIn PDF document text
- http://tweddlefoto.com/files_contenidos/upload/files/93102083829.pdfIn PDF document text
- http://kbo.pl/ckfinder/userfiles/files/20376898562.pdfIn PDF document text
- https://segurosjdd.com/wp-content/plugins/super-forms/uploads/php/files/cfu24ohjvgo6cvlk3hngjpks13/mobemefon.pdfIn PDF document text
- http://amirafouad.com/uploaded_files/file/58143821665.pdfIn PDF document text
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/0411eaae816a9ac712322da66fa1af98/roserugubokewiwe.pdfIn PDF document text
- https://argentinaproduct.com/ckfinder/userfiles/files/79657486431.pdfIn PDF document text
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134ec5e92f61---10113661228.pdfIn PDF document text
- https://www.frontierexim.com/wp-content/plugins/super-forms/uploads/php/files/6b4duq0eg6nmqiv8rui2i1kdts/fokabefukomirezivos.pdfIn PDF document text
- http://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e6b882a499b---28103894883.pdfIn PDF document text
- http://arabic.cz/ckfinder/userfiles/files/51337294618.pdfIn PDF document text
- http://yameitecl.com/ckfinder/userfiles/files/20210710_110211.pdfIn PDF document text
- https://daotaolaixesontay.com/uploads/file/junisef.pdfIn PDF document text
- https://www.businesswatchguardingservices.co.uk/wp-content/plugins/super-forms/uploads/php/files/5qsh0mjsv8alb0c68g0gp61clj/zoniriz.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=nda+previous+year+solved+question+papers+pdf+free+downloadPDF 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_off0000e3b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3B2 | 17936 bytes |
SHA-256: db7a84675d5ff088449db583480994e508b56b0254e9e81959a182d5faa2b893 |
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font_01_sfnt_off00011239.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11239 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012a50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A50 | 10980 bytes |
SHA-256: bfdee76da4af32dc4e178d6fbc9fadf20e617f76ab3cd6a522f39639749d86db |
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