MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. It contains numerous embedded URLs pointing to various domains, suggesting a link farm or redirection mechanism to host malicious content. The PDF structure and embedded links are consistent with spearphishing attempts to direct users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://csc0898.com/userfiles/file/20210924233414_iiegrl.pdf In PDF document text
- http://ccsctda.com/ckfinder/userfiles/files/20210923_001256.pdfIn PDF document text
- http://forspeed.cz/ckfinder/userfiles/files/weranujufigujujipatunufif.pdfIn PDF document text
- http://saraya-shop.ru/upload/files/2810767265.pdfIn PDF document text
- http://dongbanja.com/userData/ebizro_board/file/81518222026.pdfIn PDF document text
- http://zensushidanapoint.com/uploads/files/52601911667.pdfIn PDF document text
- http://studioiulianella.it/userfiles/files/jedenemogepapiferosob.pdfIn PDF document text
- http://kpghomerepairs.com/uploads/image/files/11129450139.pdfIn PDF document text
- http://motocams.cz/ckfinder/userfiles/files/97326183317.pdfIn PDF document text
- http://dotykbylinky.sk/_subory/subory/40167507474.pdfIn PDF document text
- https://pernambucoimortal.com/imagens/files/lidizuwuwanuzuraful.pdfIn PDF document text
- https://aynispirit.nl/userfiles/file/7542275424.pdfIn PDF document text
- http://www.cottagegrad.ru/files/file/50884285518.pdfIn PDF document text
- http://eko-uklid.com/files/file/87242602355.pdfIn PDF document text
- http://ubytovna-krumlov.cz/userfiles/file/pevatotevofupokoxi.pdfIn PDF document text
- http://tropo-design.com/ckfinder/userfiles/files/53193638453.pdfIn PDF document text
- https://natanashoes.com/kingkong/userfiles/files/wafopoxonogojefujebugebup.pdfIn PDF document text
- http://bloomx.com/sites/all/sites/bloomx.com/files/39008513960.pdfIn PDF document text
- http://topnotchimports.com/ckfinder/userfiles/files/8722094282.pdfIn PDF document text
- https://alharithiforcameras.com/ckfinder/userfiles/files/sojubaj.pdfIn PDF document text
- http://tverzhilservis.ru/foktver.ru/ckfinder/userfiles/files/14403372536.pdfIn PDF document text
- http://hijoin.hu/editor_up/pojunilix.pdfIn PDF document text
- http://sitoad.com/bbqjoekey/files/202109180544366176.pdfIn PDF document text
- http://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1614b3bc9833f7---4695751741.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=play+ultra+hd+movies+2020PDF 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_off0000b499.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB499 | 16776 bytes |
SHA-256: eb7be8321ed3bceea3bdcc612aca40ebeddba569e031b9be9bfe77eb6b5f4236 |
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font_01_sfnt_off0000df68.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF68 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f77f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF77F | 10932 bytes |
SHA-256: cae2f6ce79b38fb228a69972cbd1ca4ed71714dab75946c06760cedcb3c646db |
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