MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was flagged by ML and ClamAV as malicious, with heuristics indicating it functions as a link farm on disposable domains. The presence of numerous unknown URLs suggests a phishing or redirection attempt. While no scripts were explicitly extracted, the PDF format often utilizes JavaScript for malicious actions, hence the inclusion of T1059.007.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://hotnewsmd.deca.md/upload/userfiles/files/wuzurefuduwuxob.pdf In PDF document text
- http://agriturismocorteerbatici.it/userfiles/files/jozidavumiregolokudavetu.pdfIn PDF document text
- http://stavebnevyrobky.sk/www/upload/files/13140015180.pdfIn PDF document text
- http://appartementslisa.it/an3_Uploads/file/timixuwixuleboto.pdfIn PDF document text
- http://cheumst.com/upload/fckeditor/file/vuzozisokefo.pdfIn PDF document text
- http://www.europesolidaire.eu/userfiles/files/69959570219.pdfIn PDF document text
- http://ciaomamma.hu/editor_up/kewer.pdfIn PDF document text
- http://studioarchoggianiepartners.it/userfiles/files/38956224804.pdfIn PDF document text
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/16142fb72990d1---feboxevinut.pdfIn PDF document text
- http://savitaco.com/uploads/images/files/rovikuxu.pdfIn PDF document text
- https://landviewdesign.com/userfiles/file/jagatev.pdfIn PDF document text
- http://taaltoetsvo.nl/userfiles/file/zuvibupirinebi.pdfIn PDF document text
- http://orthocarecentroortopedico.it/userfiles/files/71944268971.pdfIn PDF document text
- http://blfimmobiliare.com/userfiles/files/39062490488.pdfIn PDF document text
- http://sh-ruiyangcpa.com/userfiles/file/2021-9///20219262330204060.pdfIn PDF document text
- https://bagstyle.uz/images/file/12833339295.pdfIn PDF document text
- https://artemishosp-em.tw/uploads/files/202109221410201303.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16151b27606aa1---navazisuwabanemodenipibol.pdfIn PDF document text
- http://rothemtour.com/FileData/ckfinder/files/20210918_58BD6DF06ABCBC3B.pdfIn PDF document text
- http://wellogo.in/userfiles/file///xatevapexutaz.pdfIn PDF document text
- http://codienlanhtrangia.com/Images_upload/files/52628857234.pdfIn PDF document text
- http://rocb-ap.org/file_media/file_image/file/31793502067.pdfIn PDF document text
- http://panhongbo.com/ckfinder/userfiles/site_eachfun_com/files/lebuxofit.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=best+file+browser+for+android+tvPDF 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_off0000b55b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB55B | 10692 bytes |
SHA-256: 36a5231c2ca0e124cb97c69528a1380fbfd90db61ddb3c0b66462c35cbcba8f7 |
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font_01_sfnt_off0000ce17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE17 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e629.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE629 | 17888 bytes |
SHA-256: 2c49b631e2e48d6119a83b47d5dfc7d61c141686979da1bfce2f5c6a8d2c8542 |
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