MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9711
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://catamma.ru/uplcv?utm_term=sorry+emoji+android PDF link annotation
- http://arqing.es/ckfinder/userfiles/files/wugipusaxiwok.pdfIn PDF document text
- https://masterjobintl.com/ckfinder/userfiles/files/80270179707.pdfIn PDF document text
- https://music-group-store.com/upload/files/51726132933.pdfIn PDF document text
- http://swapnakoodu.com/fck_uploads/file/52747785106.pdfIn PDF document text
- https://tasleemdubai.com/userfiles/files/dezixoge.pdfIn PDF document text
- http://parvazyab.net/basefile/api203/files/4259563300.pdfIn PDF document text
- http://thietbibepnhahang.net/media/files/liwobivasozega.pdfIn PDF document text
- http://namkhoabacninh.com/images/files/65332195564.pdfIn PDF document text
- http://teresachild.com/upload/files/dodowetimejexalawokizuji.pdfIn PDF document text
- http://3gr-group.com/ci/userfiles/files/sezaf.pdfIn PDF document text
- http://topenglish.sk/app/webroot/gallery/files/65132176292.pdfIn PDF document text
- https://maribon.net/app/webroot/files/userfiles/files/parufu.pdfIn PDF document text
- https://mission4recruitment.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613dd6cc6c485---73685948106.pdfIn PDF document text
- https://skyzoan.com/cake/beta/userfiles/file/vujapaxonevemejoz.pdfIn PDF document text
- http://alda.pl/ckfinder/userfiles/files/14359564482.pdfIn PDF document text
- http://enjoy.sk/editor_uploads/system/files/vatojafusa.pdfIn PDF document text
- https://evermoral.hk/upload/file/1631001958.pdfIn PDF document text
- https://thuanxuongmonmb.com/admin/webroot/upload/image/files/tanuj.pdfIn PDF document text
- https://art-lamps-rali.eu/files/file/xopemetogapavaloxelij.pdfIn PDF document text
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136fe104c2a1---pixekav.pdfIn PDF document text
- http://thaoduoconline.com/userfiles/image/file/pipenizaribusomujis.pdfIn PDF document text
- https://karolinanowak.com/userfiles/file/bijomunaluvififafudem.pdfIn PDF document text
- http://gruaszarate.com/ckfinder/userfiles/files/38314513054.pdfIn PDF document text
- http://drprdesaihospital.com/uploads/50316800668.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 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ed24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED24 | 10416 bytes |
SHA-256: 75049ce4e1fd465ad8a26cc8f6416b8fde9704c8bfbc97d2edfa708f9eb69c8f |
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font_01_sfnt_off000104ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104AB | 28144 bytes |
SHA-256: 7d3670ecbe173b9f34a816fa9f13c3abbf158878308a17a3d9ae5688d0966a30 |
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font_02_sfnt_off00014bda.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14BDA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_03_sfnt_off000163e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x163E7 | 2128 bytes |
SHA-256: 45fd20160753fcb570c50de99009296bf1a3b40a8a190baf136400c151df6cf5 |
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font_04_sfnt_off00016d7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16D7F | 16748 bytes |
SHA-256: 72278f60b884d66d461621bdf3954bf03c191d8e7e6a3fb6f2d45aae36b25c34 |
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