MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external websites, many of which are hosted on compromised WordPress sites or disposable domains, suggesting a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded URLs and link farm heuristics point towards a phishing attack pattern, likely attempting to trick users into visiting malicious sites under the guise of document export functionality.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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 https://drafthe.ru/uplcv?utm_term=export+excel+sheet+to+pdf PDF link annotation
- http://frankifoto.com/uploads/pages/files/gusutoregugamow.pdfIn PDF document text
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137f95cc0df5---4094530457.pdfIn PDF document text
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/161400f28226e5---tobotelugiwidusut.pdfIn PDF document text
- http://meadescafe.com/userfiles/file/21675821762.pdfIn PDF document text
- http://ultrabeauty-ff.ru/userfiles/file/35138652501.pdfIn PDF document text
- http://seanbittinger.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/wevamevogogejalapapadaxo.pdfIn PDF document text
- http://bdsductri.com/upload/files/pitubokeruxufuwiwasegise.pdfIn PDF document text
- http://tramtronbetong.com/uploads/userfiles/file/29898042417.pdfIn PDF document text
- https://ncfouting.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140d78e3b791---godoforupop.pdfIn PDF document text
- http://kdbelektrotechniek.nl/uploads/file/86588566025.pdfIn PDF document text
- http://dochoiotovn.com/uploads/userfiles/file/fifaz.pdfIn PDF document text
- https://foodexgida.com/uploads/files/tidemenesavasudozepa.pdfIn PDF document text
- http://asfalon.com/__files/file/xetubarewojulu.pdfIn PDF document text
- http://mikailang.com/userfiles/file/20210902082125_790222334.pdfIn PDF document text
- http://hengtaixin.com/HangShun/ckfinder/userfiles/files/29792877871.pdfIn PDF document text
- https://likeevent.it/writable/public/userfiles/file/lulefozenoxesivapulodid.pdfIn PDF document text
- http://gruaszarate.com/ckfinder/userfiles/files/lububusabevirofikopelab.pdfIn PDF document text
- http://pjteam.hu/uploads/39314641515.pdfIn PDF document text
- http://npk-bypassdrr2.com/file_media/file_image/file/12527008304.pdfIn PDF document text
- http://blackivy.pl/userfiles/file/21840861942.pdfIn PDF document text
- https://ekransamara.ru/files/87343712827.pdfIn PDF document text
- https://tuabogadoangel.com/wp-content/plugins/super-forms/uploads/php/files/ed6abfe64cec68b5aaf73507c9819d0e/18721091836.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_off0000e562.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE562 | 10444 bytes |
SHA-256: caf22f7d859816aede305bf078e2629f9e8532dc6aea9742092c2833abefd074 |
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font_01_sfnt_off0000fd37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD37 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011549.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11549 | 18356 bytes |
SHA-256: 9c94b4e4bb1c6170336bb6a50b0766afc3755475bc54cf92809885624bec4b5a |
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