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 critical ClamAV detection for 'Pdf.Phishing.Trojan'. It contains a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malicious redirection attempt. The ML classifier also strongly indicated maliciousness. No scripts were extracted, but the PDF structure and URL patterns are indicative of a phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
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://trvstore.com/userfiles/file/pikufe.pdf In PDF document text
- http://wrtour.com/FileData/ckfinder/files/20210909_465B9DF50FF57390.pdfIn PDF document text
- https://gangwontaxi.com/FileData/ckfinder/files/20210907_BF82BFA200F21734.pdfIn PDF document text
- https://relans-nn.ru/images/docs/file/57988113252.pdfIn PDF document text
- http://studio-orlandini.com/userfiles/files/sakepufubonisakesejas.pdfIn PDF document text
- http://behtarinekhodetbash.com/files/files/88962852831.pdfIn PDF document text
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/16136b7a950bae---76590846849.pdfIn PDF document text
- https://drlanda.hu/user/file/3514218535.pdfIn PDF document text
- https://bursakaynak.net/userfiles/file/bosizunupovekikizeg.pdfIn PDF document text
- https://rosebankprimary.co.za/inc/ckfinder/userfiles/files/wititew.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/9b6939c15ed045964626d48fa532814a/79022046640.pdfIn PDF document text
- https://aznamaste.com/ckfinder/userfiles/files/wurajugi.pdfIn PDF document text
- https://jamiatulbanat.in/wp-content/plugins/formcraft/file-upload/server/content/files/16139d9f90288a---96647614384.pdfIn PDF document text
- https://medsplus.us/admin/images/file/50690657616.pdfIn PDF document text
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16133e8b7dc5c8---zipugop.pdfIn PDF document text
- http://sameiroeventos.pt/ficheiros/nigowodosenatikobipoga.pdfIn PDF document text
- https://ctcitsupport.com/media/files/dutojafadenakakezer.pdfIn PDF document text
- http://autokolcsonzoszolnok.hu/admin/fck_upload/file/85428629616.pdfIn PDF document text
- https://shoppingplanet.ro/ckfinder/userfiles/files/lotufeladoreketijipowired.pdfIn PDF document text
- http://honeycontacts.com/uploades/userfiles/file/pebolamajiwosirera.pdfIn PDF document text
- http://sunil.kr/uploadfile/fckeditor/file/49235899831.pdfIn PDF document text
- https://taipeitccia.org/CKEdit/upload/files/40337518667.pdfIn PDF document text
- http://kinel-hunter.ru/upfiles/file/84757802379.pdfIn PDF document text
- http://peetersinstallatietechniek.nl/upload/files/53015693248.pdfIn PDF document text
- https://weldingportal.it/userfiles/file/59400341750.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=worksheet+on+chemical+reactions+and+equationsPDF 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_off0000c745.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC745 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000df57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF57 | 17104 bytes |
SHA-256: fee4be98ded383795d5890279edd7266394e0670ce4d49e4fe7b320a065875d7 |
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font_02_sfnt_off00010b7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B7C | 10964 bytes |
SHA-256: 6b6aca1210308f243db7dcb4e6afa0e20024445de0add7adf0e13d34cc3bbdd5 |
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