MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by ML classifiers and ClamAV as malicious. It contains a link farm pointing to compromised CMS upload storage and disposable hosting, suggesting an attempt to redirect users to malicious content. The presence of multiple unknown URLs indicates a likely phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://prepearl.com/uploadsfile/3995268451.pdf In PDF document text
- http://studiovalecchi.it/userfiles/files/4138981953.pdfIn PDF document text
- https://travelinnsuites.com/nbloom/fckuploads/file/24506253280.pdfIn PDF document text
- http://dolaninsurancetx.com/customcms/uploads/files/37682126485.pdfIn PDF document text
- https://nicemexico.net/wp-content/plugins/formcraft/file-upload/server/content/files/1614b633bb32c4---45816980704.pdfIn PDF document text
- https://sgotomotiv.org/upload/files/76316520684.pdfIn PDF document text
- http://palirna-frydek.cz/uploaded/file/89913983575.pdfIn PDF document text
- http://jfhcoaching.com/userfiles/files/7894912289.pdfIn PDF document text
- http://vietsinphar.com/uploads/files/zelaxojelujupupigo.pdfIn PDF document text
- http://mtsp.by/userfiles/files/64816648309.pdfIn PDF document text
- https://thucphamtruongxanh.com/Upload/files/bevedaseziwo.pdfIn PDF document text
- https://aluminiosarla.com/userfiles_arla/files/85321833868.pdfIn PDF document text
- http://sergeybazarov.ru/file/vurasulu.pdfIn PDF document text
- http://irollee.com/userfiles/file/nivajuwewuwirewoguxula.pdfIn PDF document text
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/161477c1b0e015---wozok.pdfIn PDF document text
- https://www.lokalesichtbarkeit.de/wp-content/plugins/super-forms/uploads/php/files/hos6lhurirs4ua2fbnckem8c53/40264185616.pdfIn PDF document text
- https://a-guskov.ru/uploads/files/kuzotaloxoxabetaroxixoso.pdfIn PDF document text
- http://ever-pioneer.com/upload/files/95057999138.pdfIn PDF document text
- https://commonwealthsportsawards.com/userfiles/file/buvasaxitolel.pdfIn PDF document text
- http://www.maarsehoveniers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16149d13828d18---gowagef.pdfIn PDF document text
- https://pima-alarms.net/slicice/file/ganalujaxupovemu.pdfIn PDF document text
- https://kebecelectrique.com/upload/editor/file/11100811101.pdfIn PDF document text
- http://handsonmontessoripk.com/userfiles/files/letiloxefobekuto.pdfIn PDF document text
- http://historico.uts.edu.co/portal/app/ckfinder/userfiles/files/gegirezerag.pdfIn PDF document text
- http://feedproxy.google.com/~r/MbOu/~3/KGDyd8lM0uI/uplcv?utm_term=dollar+to+sterlingPDF 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_off0000dce4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCE4 | 10284 bytes |
SHA-256: 7e6c7ccf84bc911902506a34d4f3d952445bc2fb216264bf4b39aec694849802 |
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font_01_sfnt_off0000f421.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF421 | 18164 bytes |
SHA-256: 30be60165e7cee9041ed1176ca25a622695a48dffc4bc9a8413851883c26bcd6 |
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font_02_sfnt_off0001230a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1230A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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