MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The PDF contains a large number of embedded URLs, many of which point to disposable hosting or are structured as link farms, suggesting a phishing or malware distribution scheme. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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 http://mebelhotel.ru/userfiles/files/zaxugutasal.pdf In PDF document text
- https://mekongtransport.com/upload/userfiles/files/mesetufe.pdfIn PDF document text
- http://tyextractor.com/d/files/7922592068.pdfIn PDF document text
- https://fo-prefectures.com/pages/files/jizagesalivafuladasazuxe.pdfIn PDF document text
- https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613cc2e9f3d81---20989406317.pdfIn PDF document text
- https://mobilaide.com/upload/editor/file/tujafepesafodopi.pdfIn PDF document text
- https://badanie-wody.pl/galeria/file/31127325841.pdfIn PDF document text
- https://alsultantrading.ae/userfiles/files/daxekokawakutevig.pdfIn PDF document text
- http://kerrya.com/ckfinder/userfiles/files/gozawudelo.pdfIn PDF document text
- http://moyamoya.center/images/hand_uploaded/files/popuwotu.pdfIn PDF document text
- https://hkbca.org/UploadFiles/file/20210908010916186.pdfIn PDF document text
- https://www.bramfordgc.co.uk/ckfinder/userfiles/files/41506357231.pdfIn PDF document text
- http://thongthien.vn/upload/files/97277150780.pdfIn PDF document text
- http://biomedia.asia/upload/ckimage/files/lawino.pdfIn PDF document text
- https://hotnewsmd.deca.md/upload/userfiles/files/tojunurizugopewepadoloxaj.pdfIn PDF document text
- http://www.azurwelcomeservices.com/userfiles/file/dediwipufijimigo.pdfIn PDF document text
- http://enidental.com/userfiles/file/20210901140954.pdfIn PDF document text
- http://aa-nusd.jp/89059834915.pdfIn PDF document text
- https://iieng.org/editor/ckfinder/userfiles/files/72783904730.pdfIn PDF document text
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613205e2722c0---kobabinibepefonimef.pdfIn PDF document text
- http://shuimotongyuan.com/userfiles/file/vosimonajubejepuvu.pdfIn PDF document text
- https://catequesisnavarra.org/guiarte_userfiles/files/17004398626.pdfIn PDF document text
- https://drbumbnursinghome.in/ckfinder/userfiles/files/kisob.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=watch+fast+times+at+ridgemont+high+123moviesPDF 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_off0000d9f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9F6 | 11280 bytes |
SHA-256: 2cbd83544d256f7c5080f4db338ca562f8609135ddf7cec1109d8534e377abf4 |
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font_01_sfnt_off0000f43e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF43E | 18768 bytes |
SHA-256: 23c92861012b43ae477e347092a505968f0fda0c093d53a96747634d8fcc84f4 |
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font_02_sfnt_off0001258a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1258A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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