MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of maliciousness. The file contains numerous embedded URLs pointing to compromised WordPress sites and other domains, suggesting it functions as a link farm to distribute phishing content or malware. The presence of these links and the nature of the heuristics indicate a likely attempt to redirect users to malicious external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://drafthe.ru/uplcv?utm_term=live+wallpaper+download+for+android PDF link annotation
- http://smartmedicaleg.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134b0016c017---89317940407.pdfIn PDF document text
- http://benevolo.it/userfiles/files/rategeretebubopug.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/a42c9370t9js79bvrlu8are0o2/tugusifumigigixowifuf.pdfIn PDF document text
- http://nuocmambason.com/upload/fckimagesfile/83bbde15b917ce5730acab1afcb39e8d.pdfIn PDF document text
- https://holzhaus-suedtirol.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613b4fb7218b7---xojopajipitatef.pdfIn PDF document text
- http://terezszilvia.com/images/uploaded/file/19212214917.pdfIn PDF document text
- https://intelean.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c66ac563c3---zizefeju.pdfIn PDF document text
- http://sevimticaret.net/userfiles/file/28549242886.pdfIn PDF document text
- http://baschin-heizung.com/meineBilderAlbertGrundschule/file/segefudegi.pdfIn PDF document text
- https://careersourcechipola.com/files/public/73403252183.pdfIn PDF document text
- https://typeone.com.my/ckfinder/userfiles/files/jupifekowi.pdfIn PDF document text
- http://acutecardio.ru/sadm_files/34907213508.pdfIn PDF document text
- http://www.de.ruben.pl/ckfinder/userfiles/files/12457429474.pdfIn PDF document text
- http://africansafaris-spain.com/FCKeditor/editor/filemanager/connectors/php/connector.php?Command=FileUpload&Type=File&CurrentFolder=%2Ffile/51450937408.pdfIn PDF document text
- http://straps.by/ckfinder/userfiles/files/jokaromupefonemiso.pdfIn PDF document text
- https://pesonabali.dswip.com/ci/userfiles/files/86199800217.pdfIn PDF document text
- http://slbreakingnews.com/ckfinder/userfiles/files/bagemojokomopanare.pdfIn PDF document text
- http://orthopaede4you.de/userfiles/file/rumiv.pdfIn PDF document text
- http://micdelhi.in/userfiles/file/27403204492.pdfIn PDF document text
- http://dpholding.ru/uploads/files/begukofo.pdfIn PDF document text
- https://intelean.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613097cc031d6---fuwuwuku.pdfIn PDF document text
- http://longvu.vn/Images_upload/files/zaboxe.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_off0000d5a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5A3 | 17040 bytes |
SHA-256: 09bacda9cb5546dc3408c98b0fb90996aa391b91601b9c0f79e3c7131ca470ba |
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font_01_sfnt_off000101f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101F1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011a08.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A08 | 10332 bytes |
SHA-256: d7656eab58442f0656d530cf98b0103acd10b22e7240216964a387fdc25e3be4 |
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