MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by multiple heuristics and an ML classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous embedded URLs pointing to external sites, suggesting a phishing or malware distribution scheme. While no scripts were explicitly extracted, the PDF structure and heuristic firings indicate it's designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 5
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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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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://muachungbaohiem.com/uploads/userfiles/file/xixakalekukovifuwufas.pdf In PDF document text
- https://bomnuocebara.com/quangbasanpham/app/webroot/upload/image/files/92438992507.pdfIn PDF document text
- http://webmba.fr/client/logo/file/welomugaxezebibikuv.pdfIn PDF document text
- https://alrukn.co/userfiles/files/zulagitivogupe.pdfIn PDF document text
- http://finara-v.com/file_media/file_image/file/16524614899.pdfIn PDF document text
- http://kk-gorenjska.si/uporabnik/file/17700853026.pdfIn PDF document text
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/1613bd3a361767---fifujij.pdfIn PDF document text
- http://kibbkw.com/uploads/files/71865704684.pdfIn PDF document text
- http://crosswaysrecruitment.com/userfiles/file/6997872214.pdfIn PDF document text
- https://ceiling.holcom.vn/webroot/img/files/59717972426.pdfIn PDF document text
- https://www.potravinyav21.cz/ckfinder/userfiles/files/68274834543.pdfIn PDF document text
- https://www.nstoplana.rs/ckfinder/userfiles/files/tiguwolaligiled.pdfIn PDF document text
- http://softtox.pl/new/userfiles/file/vawod.pdfIn PDF document text
- https://faceless.me/userfiles/files/zidesogakexowadunusi.pdfIn PDF document text
- https://mywayrtk.com/userfiles/file/80488451230.pdfIn PDF document text
- http://ecohost.ru/pics/images/file/69124860752.pdfIn PDF document text
- http://yaqeen-eg.com/userfiles/file/bopusikubovavavijosalobip.pdfIn PDF document text
- https://arerp.kr/data/file///42887511961.pdfIn PDF document text
- https://warungmimpishio.com/contents/files/64482259922.pdfIn PDF document text
- http://xn--76-6kca8aqc6c.xn--p1ai/pic/userfile/mibuf.pdfIn PDF document text
- http://geose.ru/userfiles/file/16715388085.pdfIn PDF document text
- http://ttccid.com/userfiles/files/taburenabipuvatexusesav.pdfIn PDF document text
- https://afma.pt/site/upload/file/guwuzubesoxogejigosi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=dj+edjing+pro+apkPDF link annotation
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/16152656fabd56---wibaxududelop.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_off0000b13f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB13F | 17080 bytes |
SHA-256: e6c0de2c2d955b361a16c781492847ab768ec6373db9c20b8d5f6d28812fd59b |
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font_01_sfnt_off0000dcc9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCC9 | 10480 bytes |
SHA-256: 4a05c6f872c2af49711746c6a2df74a77d91cb572ece5bfec1a0a433fc038e3a |
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font_02_sfnt_off0000f460.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF460 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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