MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many of which point to compromised WordPress sites or disposable hosting, suggesting a phishing or malicious redirection attempt. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 http://toszegisuli.hu/userfiles/file/juzumexotetamifufibo.pdf In PDF document text
- https://momentous-inst.com/uploads/image/files/75345555481.pdfIn PDF document text
- https://spheresignal.com/app/webroot/userfiles/files/gojapimolujupukidelusofag.pdfIn PDF document text
- http://insureavisitor.com/userfiles/file/89877598015.pdfIn PDF document text
- https://www.leadercaravans.com.au/application/third_party/ckfinder/userfiles/files/42555392094.pdfIn PDF document text
- https://drmiamiconnect.com/wp-content/plugins/super-forms/uploads/php/files/9f87bb27ef73bc8c10f27865bfde7514/11671500028.pdfIn PDF document text
- https://tekstilkentrehber.com/upload/ckfinder/files/74016499710.pdfIn PDF document text
- https://vieclamday.com/userfiles/file/75498813110.pdfIn PDF document text
- http://wronba.com/uploads/wysiwyg/file/73263075489.pdfIn PDF document text
- http://motivationandmomentum.net/ci/userfiles/files/44485143223.pdfIn PDF document text
- http://craft-personal.de/userfiles/file/88834206768.pdfIn PDF document text
- http://yomamasushitogo.com/uploads/files/50338560770.pdfIn PDF document text
- https://bloc-immo.com/images/63957782872.pdfIn PDF document text
- http://picart-personal.pl/fckupload/upload/file/gotefezulopa.pdfIn PDF document text
- https://ristovski.mk/public_html/upload/userfiles/file/95895855984.pdfIn PDF document text
- http://zamel2.pl/userfiles/file/linerawaluperelawaruti.pdfIn PDF document text
- https://www.koreayokogawa.com/ckfinder/userfiles/files/levujatadamofanomadizumis.pdfIn PDF document text
- https://sk-developers.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134d7fd0b592---kogiko.pdfIn PDF document text
- http://jubileejec.com/userfiles/files/tapuravenumunubinex.pdfIn PDF document text
- https://sf-tfi-pgu.uz/wp-content/plugins/super-forms/uploads/php/files/c5e0f459fc51517d4eff35748c317f1c/fugatiwimoxapagine.pdfIn PDF document text
- http://dbexpertise.fr/catalogue_dynamique/file/tewekikexo.pdfIn PDF document text
- https://careersourceokaloosawalton.com/files/public/38254160964.pdfIn PDF document text
- http://zafirkort.com/uploads/files/71963932155.pdfIn PDF document text
- https://signika.pl/Upload/file/62080135481.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=new+gods+nezha+reborn+onlinePDF 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_off0000c759.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC759 | 18376 bytes |
SHA-256: 1fbf7cf674edaa0862040d931fe763b7209246c57b7ecfe31900305f750b41f3 |
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font_01_sfnt_off0000f7d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7D0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010fe7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FE7 | 10692 bytes |
SHA-256: b6a5ae95df9f9ef8c3a3e3d7340cec573089c86ad7ff908cdc5fbe36d97227c9 |
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