MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm with numerous external URLs, many hosted on potentially compromised or disposable domains, indicating a phishing or malware distribution attempt. Heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' strongly suggest this malicious intent. The ML classifier and ClamAV detection further confirm the malicious nature of the file.
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://kamarkosong.com/contents/files/gujibalovapazimot.pdf In PDF document text
- http://sys-svinding.dk/userfiles/file/31222756696.pdfIn PDF document text
- https://shaplaconsulting.com/app/webroot/ckfinder/userfiles/files/90110910516.pdfIn PDF document text
- https://cityface.cz/res/file/robavun.pdfIn PDF document text
- https://nasikampung.info/contents/files/24395597033.pdfIn PDF document text
- http://gz-chengeng.com/uploadfile/files/76827988371.pdfIn PDF document text
- https://o-dance.dacola.com/upload/files/40319927808.pdfIn PDF document text
- https://conexkarvan.com/cache/fck_files/file/zofafefovar.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/91e8ccefc5fee9db69459abd57d14c8a/62415645193.pdfIn PDF document text
- https://xn--90aoja6ahg5ds.xn--p1ai/uploads/files/jisunapimewoxakupoxevoj.pdfIn PDF document text
- http://fobas.cz/userfiles/file/48151114137.pdfIn PDF document text
- https://sportuna.be/ckfinder/userfiles/files/bimin.pdfIn PDF document text
- http://ariogalospspc.lt/userfiles/file/2340924990.pdfIn PDF document text
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/1613e75736f175---xewipalesedoseju.pdfIn PDF document text
- http://mawaevents.com/uploads/file/mexidini.pdfIn PDF document text
- https://www.area-tlc.com/public/ckfinder/userfiles/files/risopijasapev.pdfIn PDF document text
- http://keralabiblesociety.com/fck_uploads/file/waxijulapewa.pdfIn PDF document text
- http://xueyuan.zlyxgw.com/uploads/ckeditor/files/20211015114456.pdfIn PDF document text
- https://zlato-stribro-investice.com/upload/files/pemakobimesakidodat.pdfIn PDF document text
- http://sutinlawkrabi.com/ckfinder/userfiles/files/duketidosireredezizeju.pdfIn PDF document text
- http://kenzoum.org/home/integrity/public_html/ckfinder/userfiles/files/79913428297.pdfIn PDF document text
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/161605eb7e3f3b---lumufevekemo.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/HTGXzuRVGb4/uplcv?utm_term=trick+or+treat+halloweenPDF link annotation
- 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_off0000d572.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD572 | 17408 bytes |
SHA-256: 1c11bc661a6834aee1c990c34c2082daca411a9ca5146f7c65de6aa8bf05d4f1 |
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font_01_sfnt_off000102ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102CA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011ae1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11AE1 | 10300 bytes |
SHA-256: 0117f26df82cd0e8824708fba4cedaf39105646ac412666fa8050ba4f036410f |
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