MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, with heuristics flagging it as a link farm on disposable hosting, suggesting a phishing or malware distribution scheme. The document body is heavily obfuscated, preventing analysis of its specific content, but the overall structure and URL findings point to a malicious lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9966
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://www.prshots.com/ckfinder/userfiles/files/nusogel.pdf In PDF document text
- https://10kshot.com/customerinterview/ckfinder/userfiles/files/sasovuxejuvirewebutibifev.pdfIn PDF document text
- http://sartor.ru/upload/files/xavalepagunefadufazuvez.pdfIn PDF document text
- https://weishinclinic.com/uploads/files/202109042157176706.pdfIn PDF document text
- https://www.ebenisterie-burette.com/ckfinder/userfiles/files/waleziwogilufedowejet.pdfIn PDF document text
- http://bapassamarinda.id/assets/ckfinder/core/connector/php/uploads/files/53865731252.pdfIn PDF document text
- https://posetili.ru/userfiles/file/mifipuwanuvonidetadimufi.pdfIn PDF document text
- http://internationalnetworksolutions.net/files/In PDF document text
- http://wadsoda.com/UserFiles/File/16689088686.pdfIn PDF document text
- https://nmcs.ca/userfiles/files/minupikon.pdfIn PDF document text
- http://www.szphotar.com/admin/img/files/jesawufawuniloxixuvame.pdfIn PDF document text
- http://mweb.cz/images/file/kufabatatatarubet.pdfIn PDF document text
- http://www.polni.si/Images/files/55531516336.pdfIn PDF document text
- https://behagi.eus/files/galeria/files/resunixanenorabevulimasi.pdfIn PDF document text
- http://niszczeniewaw.pl/userfiles/file/82940359615.pdfIn PDF document text
- http://ff-engineering.com/userfiles/files/xuzixunivav.pdfIn PDF document text
- https://voyageaventurenepal.com/upload/files/97416489566.pdfIn PDF document text
- http://invismortgagebroker.com/images/file/98062015517.pdfIn PDF document text
- https://dm288.com/slicice/file/mejosu.pdfIn PDF document text
- http://www.gitialiganjlko.org/ckfinder/userfiles/files/dokevasukebaxi.pdfIn PDF document text
- http://www.jasfec.com/imgs/uploads/lidizubatojuputozodiguvi.pdfIn PDF document text
- http://fresh-j.info/images/uploadedimages/file/68160892887.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=sair+do+modo+de+seguran%C3%A7a+samsungPDF 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_off0000cc86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC86 | 10820 bytes |
SHA-256: ac47099098cd7f2492843dbc11c2793adaa46ebde6158113f6744045b4dfdb4c |
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font_01_sfnt_off0000e52d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE52D | 17612 bytes |
SHA-256: ce1669b482de70e0a56a636737ae74124dce35d96f710bf6ff86f259ef8a5f92 |
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font_02_sfnt_off000110a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110A4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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