MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, with many pointing to disposable domains and structured as a link farm, indicating a malicious intent to redirect users. The ML classifier and ClamAV detection strongly suggest this PDF is malicious, likely a phishing or malware distribution lure. Although no scripts were explicitly extracted, the PDF structure and URL patterns are indicative of malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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 http://transbur.ru/admin/ckfinder/userfiles/files/nasifajepaxifomu.pdf In PDF document text
- http://fese.in/ienupdimages/images/files/10870732649.pdfIn PDF document text
- https://dnsbp.com/all4help/fckuserfiles/file/58702911896.pdfIn PDF document text
- https://cncunse.com/d/files/51766440665.pdfIn PDF document text
- http://www.prunay-en-yvelines.fr/ckfinder/userfiles/files/28765435487.pdfIn PDF document text
- http://htk2.altrodesign.eu/ckfinder/userfiles/files/belafukugabojudunajinow.pdfIn PDF document text
- http://dennehylaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/85007837991.pdfIn PDF document text
- http://mfcpavpos.ru/file/49153584092.pdfIn PDF document text
- https://omprintandpack.com/userfiles/file/xupeboxirogidejux.pdfIn PDF document text
- https://amgaa.org/temp/files/xigugesega.pdfIn PDF document text
- http://hungthanhauto.com/luutru/files/vutamafuparelufozifo.pdfIn PDF document text
- http://tarnava.eu/user_images/file/lifikipidogugerete.pdfIn PDF document text
- http://www.gunyagder.org.tr/wp-content/plugins/super-forms/uploads/php/files/ooe1s4gdlkiqjjk6s4bg6cjke2/75759798468.pdfIn PDF document text
- http://xfswchem.com/upload/files/66247753848.pdfIn PDF document text
- https://majubesar.com/contents/files/zowimafilagebopepaluzed.pdfIn PDF document text
- https://suativisamsungtaihanoi.net/upload/files/47106461340.pdfIn PDF document text
- http://kanalizace-ul.cz/userfiles/file/14376440659.pdfIn PDF document text
- http://petra-dario.info/upload/datoteke/pesozotelurimuduziz.pdfIn PDF document text
- https://pollackmihalyiskola.hu/ckfinder/userfiles/files/zubafepurazatajevituta.pdfIn PDF document text
- http://capitaloffice.pl/fotki/file/94599187725.pdfIn PDF document text
- http://strategie-online.net/catalogue_dynamique/file/16508684407.pdfIn PDF document text
- https://kimcert.com/E/file/fibukisogavijimufasupeki.pdfIn PDF document text
- https://warsztatgdynia.pl/app/webroot/media/files/nibewejepota.pdfIn PDF document text
- https://hv2barrier.com/application/third_party/ckfinder/userfiles/files/40579221652.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/hkompl39irnao6and7ddopk4oq/11453989943.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=house+on+haunted+hill+streamPDF 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_off0000e15b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE15B | 10604 bytes |
SHA-256: 343582da2b24773a9ce402333f444acca91d4ca46dcad58718eba98a86f89143 |
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font_01_sfnt_off0000f958.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF958 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001116a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1116A | 17604 bytes |
SHA-256: 5fe3712662d03a0fdedb194b94ef3098de46d6c31d409be31c3ea31b4f168ac8 |
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