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, including a machine learning classifier and ClamAV, indicating malicious intent. It contains numerous links to compromised WordPress upload storage and disposable hosting sites, suggesting it's part of a link farm designed to redirect users to malicious content. The presence of external URIs and the overall structure point towards a phishing or malware distribution campaign.
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://blissworldbeauty.com/newerac2c/userfiles/file/katopukovavukakij.pdf In PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e403d7e2f5---96166569043.pdfIn PDF document text
- https://forkidsvietnam.vn/wp-content/plugins/super-forms/uploads/php/files/q600s96jpp0tqkv6ctlcfdm4dk/21778833966.pdfIn PDF document text
- http://georgeandmaryjones.com/clients/f/ff/ff66b05efb8f16ea353d8e6908bb1429/File/nonavireduvoxinavu.pdfIn PDF document text
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/161073fdd8c660---wazizolifebofopiz.pdfIn PDF document text
- https://webshopplus.nl/app/webroot/files/userfiles/files/5287093569.pdfIn PDF document text
- https://weyergans-hcc.lv/userfiles/file/98119512082.pdfIn PDF document text
- http://crosswaysrecruitment.com/userfiles/file/tidapalegor.pdfIn PDF document text
- https://www.d-table.com/wp-content/plugins/super-forms/uploads/php/files/5ccac4ff319969c373fa5bcab279c6bf/3186586696.pdfIn PDF document text
- http://haniltm.kr/upfiles/editor/files/95305383889.pdfIn PDF document text
- https://beautifullifeuk.com/wp-content/plugins/super-forms/uploads/php/files/64df95421ffef13002c5ad1a78e011f5/20056191349.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/8843838042.pdfIn PDF document text
- https://louvre.lv/res/wysiwyg/file/62461250493.pdfIn PDF document text
- http://22vek-omsk.ru/fck_editor_files/files/91994839069.pdfIn PDF document text
- http://subventionsbetrug.de/wp-content/plugins/super-forms/uploads/php/files/ffcm357qlndg1b9pk7ju4robc1/kelujigesuwojazute.pdfIn PDF document text
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/ejno3fbh87nseghgmv1rjkl961/jinokejavobuniw.pdfIn PDF document text
- https://wamsconference.com/wp-content/plugins/super-forms/uploads/php/files/fe0112f510dafe651925002b03dab1a8/boxepit.pdfIn PDF document text
- http://www.megasaludips.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c95964bce3e---37736493367.pdfIn PDF document text
- https://fastcomputer.vn/wp-content/plugins/super-forms/uploads/php/files/aa794ec520216133eb7eeaf7b5eb0dcf/59058015719.pdfIn PDF document text
- http://abc-tel.ru/data/File/39854172240.pdfIn PDF document text
- http://gpszone.hu/upload/userfiles/file/50700586219.pdfIn PDF document text
- http://www.holderit.com/wp-content/plugins/formcraft/file-upload/server/content/files/161086a4a32e62---lepuwirugijuvam.pdfIn PDF document text
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/1m9v9nin8r9jf2ahb6qc82jsu0/27875834160.pdfIn PDF document text
- http://www.tsssport.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f2f3c691e4---8444872797.pdfIn PDF document text
- http://lookkorea.net/userfiles/file/1985779757.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=monterey+spinach+and+cheese+ravioliPDF 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_off0000e223.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE223 | 10784 bytes |
SHA-256: 2c31dcbf0ddd92515095b05b81ef6bfba17802a2b1366e015d708ec86fa4c8d1 |
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font_01_sfnt_off0000fafe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAFE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011310.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11310 | 18968 bytes |
SHA-256: 52da29d2a33f8ff0c1922083cee3cb2ca68a1f5339475c69402eae4a1c7bede2 |
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