MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to lure users to malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely phishing or malware delivery. The presence of a link farm and compromised CMS uploads points towards an attempt to distribute malicious payloads or redirect users to phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9849
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://xn--j1aii.su/userfiles/file/wadaxipobaludapaginevevew.pdf In PDF document text
- http://snieznik.pl/userfiles/file/zezigolimositaxakevodo.pdfIn PDF document text
- http://www.mariabeckmann.com/fotos/uploads/files/98847608841.pdfIn PDF document text
- https://casadko.fr/userfiles/file/sewaxuvuwof.pdfIn PDF document text
- http://ducthanhtam.com/uploads/userfiles/file/54538977645.pdfIn PDF document text
- https://www.lowdoc-loans.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1614a11dc37e49---24682586103.pdfIn PDF document text
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/161351bd62595f---raxiz.pdfIn PDF document text
- http://www.fred-robin.com/ckfinder/userfiles/files/17820674503.pdfIn PDF document text
- http://expertworker.paraleumarian.ro/app/webroot/files/userfiles/files/26656472801.pdfIn PDF document text
- http://nurugelexport.com/ckfinder/userfiles/files/1459013891.pdfIn PDF document text
- http://trunglamdecor.com/uploads/userfiles/file/maranelorubijobixekuj.pdfIn PDF document text
- http://pm-property.pl/userfiles/file/banijudigediramigukewamod.pdfIn PDF document text
- http://safetyassessmentsolutions.co.uk/ckfinder/userfiles/files/50510933221.pdfIn PDF document text
- https://diversifiedhumansolutions.com/wp-content/plugins/super-forms/uploads/php/files/b8b36811a0f53944879194ecbe32d55e/nizuwisad.pdfIn PDF document text
- https://luatkhangthai.vn/upload/fck/file/88823638539.pdfIn PDF document text
- http://polenes.cl/userfiles/file/sukovedulon.pdfIn PDF document text
- https://akamercedes.com/images/uploads/files/kibajuwegipewigiredijij.pdfIn PDF document text
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/1614f9eaf08609---1215235051.pdfIn PDF document text
- http://linkingpeople.info/userfiles/file/miranujigifulofomonobuj.pdfIn PDF document text
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/5d2jdqeig677i72ohmraa7os44/84716447295.pdfIn PDF document text
- http://urbanelect.com/userfiles/file/vedabiw.pdfIn PDF document text
- https://makiriaszto.hu/ckfinder/userfiles/files/12132777294.pdfIn PDF document text
- https://psystat.net/candyticket/uploads/page_images/files/96826022361.pdfIn PDF document text
- http://www.og2c.com/images/file/26569941766.pdfIn PDF document text
- http://hidramaco.com/files/files/5453440363.pdfIn PDF document text
- http://hdg-gmuend.de/userfiles/files/bonapowifetewozaleba.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=free+fire+download+apk+androidPDF 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_off0000b2a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB2A9 | 15512 bytes |
SHA-256: 1da2074783d9bd8eb0defd472bc383ee5a4055252440bf7043d48fd3246ce989 |
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font_01_sfnt_off0000d9b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9B6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f1cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1CD | 10380 bytes |
SHA-256: 00e7d140bffe1da55c4a714a54f910ed6def3b04dd791667919cf3b9a08493a8 |
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