MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The presence of numerous embedded links, many pointing to unknown or potentially disposable domains, suggests a phishing or link-farming attack pattern. The document body is heavily obfuscated and unreadable, providing no direct clues to its purpose beyond the embedded URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://goozzl.com/userfiles/files/seditej.pdf In PDF document text
- http://montpellier-business-plan.eu/mbp/upload/images/images/upload/ckfinder/fudabigubinaruzulek.pdfIn PDF document text
- https://dynasty888.com/image/files/20210919_002916.pdfIn PDF document text
- https://www.blackandwhite-salon.com/wp-content/plugins/super-forms/uploads/php/files/tmp/wovawode.pdfIn PDF document text
- http://huynhgiabaohotel.com/uploads/FCK/file/3028323494.pdfIn PDF document text
- https://valve-toho.com/userfiles/file/77103891433.pdfIn PDF document text
- https://flomogroup.com/upload/files/73289185216.pdfIn PDF document text
- https://adetexfoamgroup.centralcms.cloud/galeria/files/xadasetuvarinosowovipos.pdfIn PDF document text
- https://easypayindia.in/userfiles/file/rowulofixefipilejorib.pdfIn PDF document text
- http://tabouligrill.com/ckfinder/userfiles/files/6356899926.pdfIn PDF document text
- https://jackinthegym.com/uploads/files/202109071614576695.pdfIn PDF document text
- https://bunyaminerdemir.com/resimler/files/68983093806.pdfIn PDF document text
- https://kaxtongroup.com/home5/maxconne/public_html/kaxtongroup/assets/images/newspostimages/files/fuwonetejewirixewa.pdfIn PDF document text
- https://mimpiindahsatu.com/contents/files/59707733062.pdfIn PDF document text
- http://vina2002.com/uploads/files/27743558054.pdfIn PDF document text
- http://ossokahve.com/upload/file/99494824902.pdfIn PDF document text
- https://satellietgroep.nl/userfiles/files/safasojeximupizuvinux.pdfIn PDF document text
- http://xn----9sbkvfu2aex3d.xn--p1ai/ckfinder/userfiles/files/72431646160.pdfIn PDF document text
- https://www.natursany.com/ckfinder/userfiles/files/zimizalipedametijoga.pdfIn PDF document text
- http://akcihlar.cz/userfiles/file/rifenuj.pdfIn PDF document text
- http://lamachine.nl/userfiles/file/42894847867.pdfIn PDF document text
- http://jobsandhi.com/uploaded_files/userfiles/files/fologufana.pdfIn PDF document text
- http://hum-lucknow.org/test/fckeditor/file/bezoleduvalel.pdfIn PDF document text
- http://damutech.kz/upload/2021/09files/2109161322396835803ijm5.pdfIn PDF document text
- http://free-note.kr/files/fckeditor/file/11309363956139a536854d2.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=mobdro+app+update+2021PDF 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_off00012280.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12280 | 10500 bytes |
SHA-256: 6f170121fa0b66bf494c7b02a505110abf52413bd41c7d7926ed04b9a4986aef |
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font_01_sfnt_off00013a53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A53 | 19152 bytes |
SHA-256: 6f548b3baf5166f50ce5cde2d3f50cf8933fa40ddab9a1a125511e6a2ae2893b |
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font_02_sfnt_off00016c20.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16C20 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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