MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs pointing to various domains, many of which are identified as disposable hosting. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests a link farm designed to obscure the ultimate destination or distribute malicious content. The ML classifier and ClamAV detection confirm the malicious nature of the file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://peterpan1996.it/userfiles/files/lojojeb.pdf In PDF document text
- http://energywork.pl/userfiles/file/vuvofokukaxomijenuvipixe.pdfIn PDF document text
- https://partnyor.az/userfiles/file/kuvagixosenaveba.pdfIn PDF document text
- http://dhf-china.com/d/files/selilaxamob.pdfIn PDF document text
- https://qfse.co/images/uploaded_files/ckfinder/files/1630770312_2f68ce48fb.pdfIn PDF document text
- http://esllearningbydesign.com/app/webroot/files/file/99717012862.pdfIn PDF document text
- http://novaserv.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141d098edf36---74277184121.pdfIn PDF document text
- https://dgssu.com/upfolder/e/files/20210911163814.pdfIn PDF document text
- http://kleinschadenexperte.de/userfiles/file/85173153793.pdfIn PDF document text
- https://askisan.com/upload/ckfinder/files/28248249293.pdfIn PDF document text
- https://forkidsvietnam.vn/wp-content/plugins/super-forms/uploads/php/files/0khodu0apj263fg7pn6cu6s1ao/rufivejowoxuf.pdfIn PDF document text
- http://solarhomepage.ch/fckeditor/editor/images/file/40993398353.pdfIn PDF document text
- http://stilna-ya.com/_userfiles/file/nitamato.pdfIn PDF document text
- https://kaplaitalia.it/userfiles/files/bipefigusixesasuxiluzo.pdfIn PDF document text
- http://yey.uw52.com/upload/files/bitifupe.pdfIn PDF document text
- http://studiotecnicodambra.eu/userfiles/files/tuwibonafit.pdfIn PDF document text
- http://stnicholasway.com/userfiles/file/85604843800.pdfIn PDF document text
- http://cosmeticdermatologymiamibeach.com/uploads/data/files/24134787554.pdfIn PDF document text
- https://leciv.fr/uploads/FCK_files/file/kegojibexika.pdfIn PDF document text
- http://kuhomania.ru/ckfinder/userfiles/files/39857067866.pdfIn PDF document text
- https://1877painters.com/FCKeditor/file/perebinejeg.pdfIn PDF document text
- http://hometextiles-consultant.com/ckfinder/userfiles/files/12582172514.pdfIn PDF document text
- http://divelife.kz/files/file/rarikupipufitudevi.pdfIn PDF document text
- https://villatoscana-pi.it/userfiles/file/69696792670.pdfIn PDF document text
- http://gonganmi.com/userfiles/file/40028108386.pdfIn PDF document text
- https://qfuse.it/images/uploaded_files/ckfinder/files/1630979902_b4689e1350.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=ludo+game+android+source+codePDF 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_off0000e2ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2BA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000facc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFACC | 17704 bytes |
SHA-256: 1fc5a2d2bee294c01a8f61231408b17f73af69efd1d93f90b4a8d8cd88a507fe |
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font_02_sfnt_off000128ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128BA | 10624 bytes |
SHA-256: 056dc5ba12217f0744111526bd85e173fbddb93860d2dcd70228ab0d1f41305d |
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