MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URIs and is identified as a link farm on disposable hosting, suggesting it's used to redirect users to potentially harmful websites. The presence of embedded URLs and the PDF structure point towards a phishing or malware distribution scheme.
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 https://wastran.ru/uplcv?utm_term=ppsspp+king+kong PDF link annotation
- https://cabsfromheathrow.com/userfiles/file/fugogexawasasonaxofufipus.pdfIn PDF document text
- http://atya.eu/files/file/genafitiras.pdfIn PDF document text
- http://ufnk.fr/app/webroot/files/file/najudexusuvogimisesabezef.pdfIn PDF document text
- http://alfavs.eu/userfiles/file/53719211588.pdfIn PDF document text
- http://aranysolyomfeszke.hu/editor_up/52903516571.pdfIn PDF document text
- http://www.gcsystem.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16142cca085b78---81027337772.pdfIn PDF document text
- http://esllearningbydesign.com/app/webroot/files/file/99717012862.pdfIn PDF document text
- http://emannsltd.com/userfiles/xitasafinuk.pdfIn PDF document text
- https://www.chablis-gautherin.com/ckfinder/userfiles/files/vofubimexejiviwopudupel.pdfIn PDF document text
- https://imihwa.com/uploads/image/20210908/files/20210908162326.pdfIn PDF document text
- https://jpt.mysmartedu.com/uploadimages/files/66173478716.pdfIn PDF document text
- https://hometeamcorp.com/images/usr/nixexufo.pdfIn PDF document text
- http://www.colegiometa.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1613bec15c8db6---4236692644.pdfIn PDF document text
- http://chandigarhdatarecovery.com/files/file/tamojamulebowudetuparefet.pdfIn PDF document text
- https://ismart99.net/upload/files/98041740671.pdfIn PDF document text
- http://erh-hu.com/userfiles/file/27180069696.pdfIn PDF document text
- http://goldmustang.ru/files/files/nukazoremik.pdfIn PDF document text
- http://protech.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/161344f03cb68c---sumovejugopejonavexigag.pdfIn PDF document text
- http://poaglasses.com/uploads/files/202109010928068961.pdfIn PDF document text
- https://soudureornementalelauziere.com/upload/editor/file/mojozopibevaxubakikij.pdfIn PDF document text
- https://nicklason.se/ckfinder/userfiles/files/xipomilojomavonagozuwike.pdfIn PDF document text
- http://billsky.ee/files/file/85103840341.pdfIn PDF document text
- http://khachsanmyngoc.com/upload/files/pebovonovelotogezer.pdfIn PDF document text
- http://ekvatorbl.com/userfiles/file/55305181868.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b349.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB349 | 17892 bytes |
SHA-256: 8fec30ab0845334e4cf55431c9f2f07c8b6f4c042d75eade6378d7a87a61be1e |
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font_01_sfnt_off0000dfdb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFDB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f7f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7F1 | 9984 bytes |
SHA-256: 9e2bf5a1e934c3059ffff9e418bfdf69f234cc0be6caddac65da7712d38583b0 |
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