MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous embedded URLs that point to various domains, many of which appear to be compromised or disposable hosting. Heuristics indicate this is a link farm designed to direct users to external resources. ClamAV detection and ML classification strongly suggest malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://oniceh.ru/uplcv?utm_term=apk+to+bar+converter+online PDF link annotation
- https://loonbedrijfschimmel.nl/userfiles/files/kutopiwuvalover.pdfIn PDF document text
- http://indexone.ru/upload/file/2834274095.pdfIn PDF document text
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/fmi52aurjonhvi55ikv69nd4kf/godijadufojapoparidilavi.pdfIn PDF document text
- http://auburn-companies.com/userfiles/files/79052060885.pdfIn PDF document text
- https://vanphongphampmc.com/upload/files/40314795522.pdfIn PDF document text
- http://harnettcountyhba.com/userfiles/file/mezegedisivinil.pdfIn PDF document text
- https://my-natural-style.net/upload/files/16632546647.pdfIn PDF document text
- https://lacaune.hu/userfiles/file/luxafedawosipufadidudase.pdfIn PDF document text
- http://khachsandomino.com/hinhanh_fckeditor/file/tulukovekusodi.pdfIn PDF document text
- https://assurancemauricie.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140531ab1ec5---8406606476.pdfIn PDF document text
- https://hexema.com/FCKeditor/file/maxoseta.pdfIn PDF document text
- http://moretonassets.net/userfiles/fatimobidukixa.pdfIn PDF document text
- http://gsxr.hu/userfiles/file/wasomopanibonepubuwe.pdfIn PDF document text
- http://longvu.vn/Images_upload/files/selatomufekogavonuxikibun.pdfIn PDF document text
- https://foundationkuzmanov.com/files/degarom.pdfIn PDF document text
- http://preprod.app-nomads.com/ugecam/admin/ckfinder/userfiles/files/solofubi.pdfIn PDF document text
- http://eatoceanic.iorderfoods.com/uploads/files/tazilukemip.pdfIn PDF document text
- http://chochosanencino.com/uploads/files/84506177598.pdfIn PDF document text
- https://blueparadise.pl/userfiles/file/pudoteb.pdfIn PDF document text
- http://denetimmusavirlik.com/userfiles/file/texawaforavuwunonuf.pdfIn PDF document text
- https://llbyggodesign.se/UserFiles/files/selokuwewaxiled.pdfIn PDF document text
- https://bentzendesign.se/wp-content/plugins/formcraft/file-upload/server/content/files/1613e2a071f198---kexiwadetonini.pdfIn PDF document text
- http://geoplan.su/userfiles/file/wuxerebakuvupoxuviwafope.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_off0000b104.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB104 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c91b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC91B | 10480 bytes |
SHA-256: ddd0cdb75261814d89bdeeac3657a0e2b5331a69faf2d878073e882a5e5ccffc |
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font_02_sfnt_off0000e0d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0D2 | 16716 bytes |
SHA-256: 0197daa21eba2b0fad8fa5bf533c35c57b790bda07bb0c36cab8fc05cc97e4ee |
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