MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests the document functions as a link farm, directing users to multiple external PDF files hosted on various domains. This pattern is commonly used to distribute malware or conduct phishing campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://runbo.net/upfiles/files/16309634013031.pdf In PDF document text
- https://groupburuemas2.com/contents/files/dekipet.pdfIn PDF document text
- http://gocoachfox.com/userfiles/file/ginolunopopafojekumajip.pdfIn PDF document text
- http://lamarchesainterita.be/lamarchesainterita/imgdb/news/files/78101032701.pdfIn PDF document text
- http://jiehuist.com/userfiles/files/xadezebeguzafujabudik.pdfIn PDF document text
- http://www.novosib-sport.ru/ckfinder/userfiles/files/linevev.pdfIn PDF document text
- http://studioferrato.it/userfiles/files/39918205854.pdfIn PDF document text
- http://poltinka.ru/userfiles/file/jonajetojujagi.pdfIn PDF document text
- http://www.armstrongre.com/files/files/felemuxexekalarabago.pdfIn PDF document text
- https://ww150004.linebot.net/upfile/files/20210904064934.pdfIn PDF document text
- http://bhk-aindling.com/userfiles/files/kesewowajadowedifafefiri.pdfIn PDF document text
- https://www.dogandemir.av.tr/paketler/ckfinder/dosyalar/files/vububekolonozoxujapotemi.pdfIn PDF document text
- https://assurancemauricie.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138869924a26---nipokulotenunakarav.pdfIn PDF document text
- https://angkorphotographyguide.com/userfiles/file/pesobufumubalimosarawob.pdfIn PDF document text
- http://studioingegneriavaragnolo.com/userfiles/files/fotipajoselolezomomopa.pdfIn PDF document text
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16138f3d34e3ca---30213174155.pdfIn PDF document text
- https://tennis-samara.ru/img/file/82394386432.pdfIn PDF document text
- http://suarezbeltran.com/aym_images/files/zepafubepo.pdfIn PDF document text
- https://regionalhealthprogramsww.com/images/file/nokusimivafamubanibapez.pdfIn PDF document text
- https://officialbacknumber.org/editor_up/lozukibijenorimobazuma.pdfIn PDF document text
- https://houstoncoinshow.org/FCKeditor/file/21086580675.pdfIn PDF document text
- https://www.playitdirect.ca/ckfinder/uploadfiles/files/6570002180.pdfIn PDF document text
- https://triatlonshop.cz/userfiles/file/89706254869.pdfIn PDF document text
- http://dongamold.com/fckeditor/upload_files/file/gixodudokudigazuf.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=videobuddy+free+movie+appPDF 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_off0000c0b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0B0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d8c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8C2 | 17012 bytes |
SHA-256: 3839483d5bb883bf58de8a66cdc780d0c44947bc3ea032ad72b1fd07882bf46f |
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font_02_sfnt_off0001046a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1046A | 10632 bytes |
SHA-256: ff8018a12183bb2f6ac38a1dba913c49575fe5e71311506fa0f7dc04fad9e8e5 |
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