MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and ClamAV detection strongly indicate maliciousness. The PDF contains numerous external links, many pointing to potentially disposable domains, suggesting a link farm or phishing lure. While no scripts were explicitly extracted, the PDF structure and heuristic firings point towards an attempt to redirect users to malicious content, likely as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://mkart.it/uploads/file/doraru.pdf In PDF document text
- http://neoneophytou.com/ckfinder/userfiles/files/45308547457.pdfIn PDF document text
- https://proff-doors.ru/wp-content/plugins/super-forms/uploads/php/files/f77c44db141b032d1617c6a9c7c43531/zuriloripatudomo.pdfIn PDF document text
- http://greatwalledmond.com/ckfinder/userfiles/files/junilugak.pdfIn PDF document text
- http://myrbacken.se/login/ckfinder/userfiles/files/botopugig.pdfIn PDF document text
- http://om-ar.com/userfiles/file/viboz.pdfIn PDF document text
- http://sirindhorn.net/upload/File/48441581261.pdfIn PDF document text
- https://vietnaminsight.biz/ckfinder/userfiles/files/71827206849.pdfIn PDF document text
- http://hsi-international.com/ckfinder/userfiles/files/33755020597.pdfIn PDF document text
- http://peak-experience-japan.com/images/blog/file/12409653959.pdfIn PDF document text
- http://avandcie-energy.fr/ckfinder/userfiles/files/82187452513.pdfIn PDF document text
- http://alhambra.kopanramen.com/uploads/files/16649339200.pdfIn PDF document text
- https://sportuna.be/ckfinder/userfiles/files/77484261054.pdfIn PDF document text
- https://congthuonghotel.vn/app/webroot/files/images/pages/files/93628656236.pdfIn PDF document text
- http://studiotecnicoprato.eu/userfiles/files/wugipiwisowu.pdfIn PDF document text
- http://lnhaihui.com/userfiles/file/20210907071739_313502014.pdfIn PDF document text
- https://meesens.be/KrMee/Tekstverwerker/46829185653.pdfIn PDF document text
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/vpkadjan7adspqlsjuv4ocb04o/34121305268.pdfIn PDF document text
- http://mh-gartengestaltung.de/userfiles/file/lunemafimelafazifedebam.pdfIn PDF document text
- http://technestudio.eu/userfiles/files/vedaguwigazurij.pdfIn PDF document text
- http://yevres.fr/ckfinder/userfiles/files/46534735685.pdfIn PDF document text
- http://semihkerpiccilervesupersound.com/upload/file/pexarinutej.pdfIn PDF document text
- https://weekendtripskolkata.com/userfiles/file/foker.pdfIn PDF document text
- http://artikos.pl/userfiles/file/38216181879.pdfIn PDF document text
- https://fundacjanadzieja.com/images/wyswig_images/file/kajuji.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=homemade+chicken+nuggets+in+an+air+fryerPDF 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_off0000dfea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFEA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f7fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7FC | 19632 bytes |
SHA-256: 20a12ba082a14ceb4cea91efab58c3ca034b71056462b0571f73efd992b8cddc |
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font_02_sfnt_off00012b00.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B00 | 11176 bytes |
SHA-256: aa7381df12072e540ee047ec69b692ae006535af8a55fd3816c9e82bcfc785a9 |
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