MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ClamAV as 'Pdf.Phishing.Trojan' and an ML classifier returned a high probability of maliciousness. Heuristics indicate it functions as a link farm with numerous external URLs, suggesting a phishing or malware distribution attempt. The document body is unreadable, but the presence of many distinct hosts and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic strongly suggest malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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://uzmanwebci.com/calisma2/files/uploads/17701871102.pdf In PDF document text
- http://exteractif.fr/pictures/2/kufutazekiregoxudabigum.pdfIn PDF document text
- http://vanlysecurity.vn/vanly/album/files/39974273544.pdfIn PDF document text
- http://www.supair-lux.hu/ckfinder/userfiles/files/lobasigefexolaj.pdfIn PDF document text
- http://jatechkj.pl/upload/fck/file/rogetunojomilizizo.pdfIn PDF document text
- https://aeternoplanning.com/ckfinder/userfiles/files/mizaz.pdfIn PDF document text
- https://tmtteks.com/files/karimixip.pdfIn PDF document text
- http://harryreichert.de/uploaded_pics/News/file/55965682462.pdfIn PDF document text
- http://prime42.ru/userfiles/files/niroka.pdfIn PDF document text
- http://bona-agra.pl/Upload/file/53071170171.pdfIn PDF document text
- http://gamjagolla.com/uploads/files/60490411171.pdfIn PDF document text
- https://appvid.eus/userfiles/files/libejipuv.pdfIn PDF document text
- https://www.groupe-coelho.fr/ckfinder/userfiles/files/ludovazawinusevijasad.pdfIn PDF document text
- http://generoussecurity.com/uploads/tabig.pdfIn PDF document text
- https://rolcsi-bau.hu/userfiles/files/wobumuzezoxusukeditekew.pdfIn PDF document text
- http://vitanova-cattery.com/upload/file/sewuporowajugobigixixejeb.pdfIn PDF document text
- http://teresachild.com/upload/files/51961883292.pdfIn PDF document text
- http://matrix-corporation.com/upfiles/editor/files/setus.pdfIn PDF document text
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f7bc3385ab---68368988295.pdfIn PDF document text
- http://adec-interiors.net/Uploads/file/mubeza.pdfIn PDF document text
- http://abpjse.news-read.com/upload/files/zosogurezusugolazirokoti.pdfIn PDF document text
- https://www.winsum.frl/ckfinder/userfiles/files/zaroxopofimunipax.pdfIn PDF document text
- http://maristaslardero.es/userfiles/file/92702407146.pdfIn PDF document text
- http://evolutionchonburi.com/userfiles/files/35817143070.pdfIn PDF document text
- http://cedresarquitectura.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132d89b8ebd7---detokegibe.pdfIn PDF document text
- https://valenciamaids.com/userfiles/files/zofatugirenuvodesixado.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=compliments+beginning+with+cPDF 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_off0000b821.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB821 | 15100 bytes |
SHA-256: f78a3cc687638845f13b956cf04b7591ac198765409243a7b33b7bda6110ec0b |
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font_01_sfnt_off0000de6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE6F | 10816 bytes |
SHA-256: be1e618d4dc30e77a9b04645231054302f0dd164b4bd06d7d5d12405bf61b812 |
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font_02_sfnt_off0000f705.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF705 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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