MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It contains numerous embedded URLs pointing to potentially compromised websites or link farms, suggesting it's used for phishing or distributing further malware. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using disposable hosting for these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://ketchas.ru/uplcv?utm_term=kingroot+cracked+apk PDF link annotation
- http://gdfsztal.com/uploadfile/files/radixawilavemi.pdfIn PDF document text
- http://boxerdapolenta.com/cmsimple/images/file/sezar.pdfIn PDF document text
- https://sikdercollegeofpharmacy.com/scp/ckfinder/uploads/userfiles/files/38297513843.pdfIn PDF document text
- http://vucert.vn/uploads/files/61637248314.pdfIn PDF document text
- https://longhoang.vn/upload/files/76747533654.pdfIn PDF document text
- https://bdblue.com/ckfinder/userfiles/files/joxotawixelolobuzefured.pdfIn PDF document text
- https://777mto.info/contents/files/24897389826.pdfIn PDF document text
- http://geosond.pl/userfiles/file/35762334448.pdfIn PDF document text
- http://reicar.dk/userfiles/file/wasifupomajojagerixoxu.pdfIn PDF document text
- http://hyeminshop.com/DATA/files/54928027016.pdfIn PDF document text
- http://jjinline.org/file_upload/file/18675215198.pdfIn PDF document text
- http://imhkayseri.com/resimler/files/duvuguvadepi.pdfIn PDF document text
- http://www.deadclan.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16140f4ae3476f---81683644153.pdfIn PDF document text
- https://trsoftyazilim.com/genelresimler/file/rebopuxutevedikowidedorog.pdfIn PDF document text
- http://uniondrygoods.com/fckeditor/userfiles/file/nexazowibulijep.pdfIn PDF document text
- https://bomberosdenavarra.com/userfiles_nexo/files/sefatofabuzi.pdfIn PDF document text
- http://mega-treid.com/userfiles/files/girukiw.pdfIn PDF document text
- https://360clothing.indicsys.com/home/www360cl/public_html/uploads/images/files/34786423675.pdfIn PDF document text
- http://kelvista.lt/images/files/94367725524.pdfIn PDF document text
- http://orourkelawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/demepufil.pdfIn PDF document text
- http://op-gold.com/ck_image/files/govexipokalenijivane.pdfIn PDF document text
- http://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613242f09bb97---kizenepixe.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/161411224b01c2---ximasexumisirixoba.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_off0000c287.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC287 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000da9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA9E | 10556 bytes |
SHA-256: b396e07c7dc8e7b9790e4da4ce39f3419117fe6e96339f7db89c323d0a906ce1 |
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font_02_sfnt_off0000f293.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF293 | 20800 bytes |
SHA-256: 7750e1e9208606b3628e23ed19f62a3d8f22076b45283f99ecb00cd6326cc410 |
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