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 as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The file contains a link farm pointing to compromised WordPress upload storage and other disposable hosting, indicating an attempt to redirect users to malicious content. The ML classifier also strongly indicated maliciousness.
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://bebelino.ru/userfiles/file/vogededa.pdf In PDF document text
- http://ntweac.edu.hk/admin/ckfinder/userfiles/files/morajugujubuze.pdfIn PDF document text
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613be90031b24---nofugapetilifamowosa.pdfIn PDF document text
- http://www.thunderesp.com/ckfinder/ckfinder.htmlfiles/42551755685.pdfIn PDF document text
- https://sskundal.com/userfiles/file/levubinaz.pdfIn PDF document text
- http://wakingbeauty.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613406317faf8---gafemuxofa.pdfIn PDF document text
- https://dsverano.com/UserFiles/File/kupozuxiwufemivasawaravo.pdfIn PDF document text
- http://salon-urody-bellis.pl/images/file/rurososebodutapitubemi.pdfIn PDF document text
- http://totalfinance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/161424999af777---pemedabibabudurupa.pdfIn PDF document text
- https://nibrasimansch.com/userfiles/files/15458052330.pdfIn PDF document text
- http://bonezi.morefriendship.com/upload/files/soveretudumutanutezom.pdfIn PDF document text
- http://worldtile.net/jangheung/userfiles/file/zomemifax.pdfIn PDF document text
- http://mfahk.com/upload/files/27377350332.pdfIn PDF document text
- http://choragwica.pl/userfiles/file/gukoso.pdfIn PDF document text
- http://xszhuhai.com/uploadfiles/files/zuxitafigoxikob.pdfIn PDF document text
- https://tasteadmin.com/ckfinder/core/connector/php/custom/wysi_uploads/files/dapidaruri.pdfIn PDF document text
- https://sandp-engineering.com/ckfinder/userfiles/files/91057947164.pdfIn PDF document text
- http://wjcopy.com/upload/files/kafedinemuluvirerax.pdfIn PDF document text
- http://langyupharm.com/upload/files/22123065503.pdfIn PDF document text
- http://sghr.ca/upload/ckfinder/files/sazadivila.pdfIn PDF document text
- http://reicar.dk/userfiles/file/lenasatapinitopo.pdfIn PDF document text
- http://hodinovysoused.cz/upload/file/lusoxanulisakatutew.pdfIn PDF document text
- http://creationart.hu/files/file/66431091048.pdfIn PDF document text
- https://jooli.ru/ckfinder/userfiles/files/rojojeberenatogunudi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=heat+makes+me+dizzyPDF 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_off0000dec9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEC9 | 10296 bytes |
SHA-256: c236053dc227cd103217ffaf56b675b7a190f2088c1950f5dfc1875ded398e09 |
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font_01_sfnt_off0000f603.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF603 | 16964 bytes |
SHA-256: 0e7a2fea7cc8f3ea4376fcb7e6b8381bbe62c428b1e29ac5d90a487f72b7ff32 |
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font_02_sfnt_off000121c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121C6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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