MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified the document as a link farm, with many URLs pointing to compromised CMS upload storage and disposable hosting. These links likely serve as a lure to direct users to malicious sites for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9950
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://studio45.live/wp-content/plugins/super-forms/uploads/php/files/rv0uqvvnr5rtdkoj7lv24gtkm1/fetupuzojerejazimo.pdf In PDF document text
- http://informerfitness.com/wp-content/plugins/super-forms/uploads/php/files/c08879aac952adeeaa6605ca2d214876/laduwuziluzaxido.pdfIn PDF document text
- https://larrialdiak.es/files/galeria/files/tadokijerepimitejojadoz.pdfIn PDF document text
- http://www.specemc.ru/upload/files/32753644613.pdfIn PDF document text
- http://cobmedia.hu/include/zavoserenabesatusejep.pdfIn PDF document text
- http://waetsukai.jp/system/ckfinder/userfiles/files/12939101260.pdfIn PDF document text
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a6a9477cf6---91058557174.pdfIn PDF document text
- http://samuiluxurytravel.com/Uploads/file/gorejiletal.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/160cb538b29202---36648764290.pdfIn PDF document text
- https://m-co.de/wp-content/plugins/super-forms/uploads/php/files/mrdojlcbn99618hpn1rqlemn6q/19031708410.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160986ec4226c2---60784949152.pdfIn PDF document text
- http://kag.fr/userfiles/file/kujufixamabaz.pdfIn PDF document text
- https://rhythmcprandfirstaid.com/wp-content/plugins/super-forms/uploads/php/files/4fec5a21e64003d9da7710f53d13355c/wazupoganivonot.pdfIn PDF document text
- http://cdmvt.cz/sites/default/files/zalisuxus.pdfIn PDF document text
- https://doellefjelde-mussemarked.dk/images/newsmail/file/29283488914.pdfIn PDF document text
- http://wbbray.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092475443afe---98046004694.pdfIn PDF document text
- https://aduanaldelvalle.com/userfiles/file/danek.pdfIn PDF document text
- https://alternatifhirdavat.com/upload/ckfinder/files/wuwatategenarejoza.pdfIn PDF document text
- https://movesforfree.com/wp-content/plugins/super-forms/uploads/php/files/me6j77fao50e58oa7hmki2ek06/3688715599.pdfIn PDF document text
- https://lasvegasrebath.com/wp-content/plugins/super-forms/uploads/php/files/6affe5f5a663b1314ab65f58107fc9cf/subikobekitotol.pdfIn PDF document text
- https://footballsod.com/images/ck-uploads/files/paguvaxidixumuxixarumajub.pdfIn PDF document text
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/160ba5f54533e9---92046836565.pdfIn PDF document text
- https://infravoip.com/wp-content/plugins/super-forms/uploads/php/files/5a554a689c57e5c85bd9ef24f17995ff/35814191185.pdfIn PDF document text
- https://legacyltg.com/wp-content/plugins/super-forms/uploads/php/files/5263da57ed06837fdccf8e0d040afc6d/17485088901.pdfIn PDF document text
- https://tiemhoahaibara.com/data/dulieu/files/kipujofewoxazufid.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=activate+b2+answer+key+pdfPDF 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_off0000b566.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB566 | 16572 bytes |
SHA-256: caa6006426a2c828be35ddcc25c8803efa7a5436636cda9cb6062f346f165472 |
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font_01_sfnt_off0000def0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEF0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f707.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF707 | 11048 bytes |
SHA-256: ec6aed2d0e32566cdc85e05dbad66c26d3397b6396427cd0aae0aff6c15d2179 |
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