MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to numerous URLs, many hosted on compromised CMS uploads and disposable domains, indicating a likely phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, classifying it as a phishing trojan. No scripts were extracted, and the document body was unreadable, so the attack pattern is inferred from the URL analysis and heuristic firings.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://ankurgroups.com/userfiles/file/87344012417.pdf In PDF document text
- http://www.videocopilot.net/assets/public/ckfinder/userfiles/files/8361509879.pdfIn PDF document text
- http://tcurryproperties.com/konadnew/userfiles/file/41258811436.pdfIn PDF document text
- https://rugsinc.in/UserFiles/files/teturenafelu.pdfIn PDF document text
- http://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba53ca234c2---lelaruloketenas.pdfIn PDF document text
- http://staresecurity.com/userfiles/file/zawefugu.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/f6ad3cfdedd646fe0ffa52aa42e205a0/17691756558.pdfIn PDF document text
- http://www.findvoters.com/userfiles/file/zozuvekawa.pdfIn PDF document text
- https://perleyparish.org/wp-content/plugins/super-forms/uploads/php/files/6f84bb5534965c1c1622e44d2fec7e97/befozibubusod.pdfIn PDF document text
- http://tamker.hu/userfiles/file/84253088532.pdfIn PDF document text
- http://jeugdopdewetenschapsagenda.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609f1289931b2---totizaderezaz.pdfIn PDF document text
- http://cassotech.nl/site/data/ws/files/wisewawef.pdfIn PDF document text
- http://niszczeniewaw.pl/userfiles/file/8530898354.pdfIn PDF document text
- https://llsindia.in/FCKeditor/file/16355409793.pdfIn PDF document text
- https://plumcourse.com/wp-content/plugins/super-forms/uploads/php/files/29ed6098e02027326d3d8a68e3953bc0/29493112336.pdfIn PDF document text
- https://kakvkusno26.ru/wp-content/plugins/super-forms/uploads/php/files/ee9af331f992d1f8ffbbd013fdfc55f5/toberitewanabute.pdfIn PDF document text
- https://velvetskin.pl/wp-content/plugins/super-forms/uploads/php/files/2697fc759559c7f78a6c9c571418dfa8/niwubutekifowofefobew.pdfIn PDF document text
- https://www.potterycommercials.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608103988c8d4---digumonuxofiladif.pdfIn PDF document text
- http://www.teeintact.com/admin/fckeditor/editor/filemanager/connectors/php/img/file/84002708639.pdfIn PDF document text
- http://glassco.ca/clients/9/99/99aa1728c1dafa3cf8773a75727b87c9/File/xafifazosofusivoloseku.pdfIn PDF document text
- https://angkoronetour.com/userfiles/file/xureketareja.pdfIn PDF document text
- http://countrysquirefoods.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087b07c8ee7e---jojegaxivabawujugel.pdfIn PDF document text
- http://vce34.ru/attachments/file/5188422496.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=computer+hardware+and+networking+notes+pdf+free+download+in+hindiPDF 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_off0000e6de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6DE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fef0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEF0 | 16884 bytes |
SHA-256: 12949f70c82ae2ca826a31138126f6732d634463e6191af3e7d795404b4ec387 |
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font_02_sfnt_off00012ad7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AD7 | 11252 bytes |
SHA-256: 2a7dad46039345ee9a7424dca3fefd7c63c4987642fef9193a880d163bce051a |
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