MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links pointing to compromised WordPress upload directories and disposable hosting, suggesting a link farm designed to redirect users to malicious content. Although no scripts were explicitly extracted, the PDF structure and heuristic firings indicate a malicious intent to host or link to further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://www.webplease.it/wp-content/plugins/super-forms/uploads/php/files/mcs85mcn601msl356fkfpfah24/gimisa.pdf In PDF document text
- https://www.basur-tedavisi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d881440672---61804214202.pdfIn PDF document text
- http://www.peplex.it/wp-content/plugins/formcraft/file-upload/server/content/files/16085e7262ec44---burabuwotaloraxuxupa.pdfIn PDF document text
- https://beautifullifeuk.com/wp-content/plugins/super-forms/uploads/php/files/79a88aca6d99fce1df7ce340917eae36/dabopesofikokajax.pdfIn PDF document text
- http://www.unidacardoso.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16082459469a4f---32042443970.pdfIn PDF document text
- http://ypperfect.com/ckfinder/userfiles/files/16513219917.pdfIn PDF document text
- http://homestationrealty.com/userfiles/files/dukagakatepoj.pdfIn PDF document text
- http://metzpaintings.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab3d10dec83---98947915580.pdfIn PDF document text
- http://drthchowdary.net/userfiles/file/78674183372.pdfIn PDF document text
- http://digitalqwerty.com/ckfinder/userfiles/files/bewifatenuku.pdfIn PDF document text
- http://anhuishangbiao.com/upload_fck/file/2021-5-4/20210504140026523631.pdfIn PDF document text
- http://edgecs.net/documents/zutidedarimofibagifafe.pdfIn PDF document text
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e8f24fc75f4---sonisovepinuxawekidimow.pdfIn PDF document text
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606fecf6b2841---fataxinazojut.pdfIn PDF document text
- https://emergent-partners.com/wp-content/plugins/formcraft/file-upload/server/content/files/160784ab07cf88---76466350592.pdfIn PDF document text
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606ef4cb8ce07---56975134870.pdfIn PDF document text
- https://victorybear-info.com/userfiles/files/lenosafugubi.pdfIn PDF document text
- http://clearlakesd.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ab95d3ae4f9---30488652072.pdfIn PDF document text
- http://www.lifestaralberta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bbb8dee571a---17275320781.pdfIn PDF document text
- http://strefa-fitness.pl//fckeditor/editor/filemanager/connectors/phpplikifile/suzapawivas.pdfIn PDF document text
- https://www.gpaci.org.br/cms/ckfinder/userfiles/files/tepulozijaxunute.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/65135b9691bd39e6cb346043afbbd5c0/63636369494.pdfIn PDF document text
- http://kulturazebrak.cz/userfiles/pofoki.pdfIn PDF document text
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/8cc2633b35f97246544665308edef0c3/xabobutejafetawitiputexil.pdfIn PDF document text
- http://agnieszkapawlik.com/userfiles/file/91500606943.pdfIn PDF document text
- http://colorfusion.us/admin/images/file/16825661392.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=water+is+coming+from+my+eyesPDF 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_off0000ee3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE3E | 16360 bytes |
SHA-256: f230fc91275c457383f40a71b71483f18ef52c4ef25e39d4c529132496243b9e |
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font_01_sfnt_off00011850.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11850 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013067.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13067 | 10740 bytes |
SHA-256: 07d2361876ea48450182b33a236f378e73964a73ce5a766e7306b61793171ffd |
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