MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous external links, many pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The presence of embedded URLs and the nature of the heuristics indicate the document is intended to redirect users to malicious content.
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 https://allytemp.ru/uplcv?utm_term=new+mms+to+download+messages PDF link annotation
- http://sarljarry.com/userfiles/file/45426182128.pdfIn PDF document text
- http://fabrykakonwersji.pl/wp-content/plugins/super-forms/uploads/php/files/5bb92b1cb62e6a697799144ce44cf6eb/xifed.pdfIn PDF document text
- http://www.vitrierbxl.be/wp-content/plugins/formcraft/file-upload/server/content/files/1613836f4f0849---xomoja.pdfIn PDF document text
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1613cbb863e1e4---85672120676.pdfIn PDF document text
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140daf7c5fab---potevufozatukisoguj.pdfIn PDF document text
- http://mastervin.ru/files/file/zefowapomotute.pdfIn PDF document text
- http://yigang-lin.com/uploads/files/202109110823372370.pdfIn PDF document text
- http://location-venise.com/italie_documents/files/gabufaxabesuronuwawap.pdfIn PDF document text
- https://matricula.netlandschool.cl/files/tusevowexebevekazero.pdfIn PDF document text
- https://sunridgecorp.com/uploads/files/202109081936354273.pdfIn PDF document text
- https://doosradashak.in/ci/userfiles/files/zuwazufawinefolix.pdfIn PDF document text
- http://tpokebar.com/uploads/files/tinaraj.pdfIn PDF document text
- https://khachsan295doson.vn/namthuan/images/news/files/kuxuter.pdfIn PDF document text
- https://www.sidertest.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613a962cb652a---gojokurufoxubawig.pdfIn PDF document text
- http://bebaldebaran.eu/userfiles/files/matibupafavibanetuz.pdfIn PDF document text
- https://patriot.ch/wp-content/plugins/super-forms/uploads/php/files/gimn8qo1cm8e4vguiinfvkphhn/55390469968.pdfIn PDF document text
- http://viprealestatebrokers.com/userfiles/files/27552036983.pdfIn PDF document text
- http://naturallabs.de/userfiles/file/25871953247.pdfIn PDF document text
- http://crmloccitanecr.com/campannas/file/7319158248.pdfIn PDF document text
- https://villanakarin.com/userfiles/files/fevodubu.pdfIn PDF document text
- https://clinicamanila.com/ckfinder/userfiles/files/16988368840.pdfIn PDF document text
- https://ijfbacknumber.com/editor_up/fuzonanofotupi.pdfIn PDF document text
- http://phuvuongcorp.com/luutru/files/61539555770.pdfIn PDF document text
- http://www.dilipprabhavalkar.com/images/file/dofegebufibibefuzetitot.pdfIn PDF document text
- 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_off0000d6c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6C8 | 10464 bytes |
SHA-256: 9f8e33c9f93f1cfc40d22fa9123c259abf262b752819aeb26dfc459debfd0920 |
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font_01_sfnt_off0000ee65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE65 | 18012 bytes |
SHA-256: 289a0caaa7c5a19661117286e4e0b656aca1621ca60f5980aa3a3c91b995a235 |
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font_02_sfnt_off00011d21.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D21 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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