MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and ML classifiers indicated a high probability of maliciousness. The document contains numerous embedded URLs, many of which are part of a link farm hosted on disposable domains, suggesting an attempt to distribute malware or phish for credentials. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM specifically points to this behavior.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://drafthe.ru/uplcv?utm_term=wonder+woman+free+full+movie+2020 PDF link annotation
- http://studiogalata.it/userfiles/files/58049653067.pdfIn PDF document text
- http://neurooperations.com/ckfinder/userfiles/files/10587731505.pdfIn PDF document text
- http://bluebiz.kr/userData/board/file/53518810543.pdfIn PDF document text
- http://sromedical.com/file_media/file_image/file/wiliwar.pdfIn PDF document text
- https://ceiling.holcom.vn/webroot/img/files/65643168279.pdfIn PDF document text
- http://fzsvybbs.at/userfiles/file/23145263733.pdfIn PDF document text
- http://art-wonders.com/ckeditor/ckfinder/core/connector/php/uploads/files/6562189202.pdfIn PDF document text
- http://edins.net/userData/ebizro_board/file/jajubejabokorenofovarok.pdfIn PDF document text
- https://artedelvalle.cl/gal/files/file/9712727246.pdfIn PDF document text
- http://halongbaycruises.org/upload/files/48240129348.pdfIn PDF document text
- http://francescofesta.it/userfiles/files/mamakata.pdfIn PDF document text
- http://www.asiacoservice.com/file/files/farix.pdfIn PDF document text
- http://tsradviseurs.nl/mailing/images/photo/file/wuvefajugukojefa.pdfIn PDF document text
- https://cortopolis.ar/userfiles/file/dizevufusuvosafutepok.pdfIn PDF document text
- http://sanzmendia.com/userfiles/files/bebaribelugoxami.pdfIn PDF document text
- http://smogy.ru/files/files/86887776909.pdfIn PDF document text
- https://tresonance.org/uploadfiles/kebesab.pdfIn PDF document text
- http://softtox.com/new/userfiles/file/3200094404.pdfIn PDF document text
- http://deborahkay.com/ckfinder/userfiles/files/63902610782.pdfIn PDF document text
- https://thewentworthco.com/wp-content/plugins/super-forms/uploads/php/files/hm0rruqumbhg0qdnqovoef3feu/bifas.pdfIn PDF document text
- https://copyjokertw.aw6.tw/uploadfile/qu4_qu106_com/files/99073408009.pdfIn PDF document text
- http://growlink.biz/userfiles/file/dibativogurik.pdfIn PDF document text
- http://nandishoverseas.com/UserFiles/File/mesoseletuwixexi.pdfIn PDF document text
- https://www.webhisto.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16137f79b0ef5b---lofab.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_off0000dc97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC97 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f4a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4A9 | 18072 bytes |
SHA-256: 5d5cd92476380392d60d24b571c1f3c17eabe3f3be8d5224106d0b44422bbb21 |
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font_02_sfnt_off000123ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123CA | 10736 bytes |
SHA-256: 029120024229da16510a4bff4331a3391611d3ab7e7785ddbc15386316eb6e40 |
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