MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, containing numerous external URIs pointing to other PDF files. The primary purpose appears to be directing users to a network of sites, likely for SEO manipulation or to serve additional malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://speculatio.in/ci/userfiles/files/4091512544.pdf
- http://phutungtdc.com/upload/files/5717360797.pdf
- http://pincailight.com/zk/UploadFile/file/2021091602571773499.pdf
- http://omnoiptv.com/outscapes/admin/ckeditor/uploads/ck/files/21248899625.pdf
- http://eksternest.be/images/file/11115067381.pdf
- http://manegedebuitenwijck.nl/uploads/file/2857717285.pdf
- http://status.cz/UserFiles/File/xexuzupumaledunujo.pdf
- https://priscar.com/documents/files/72050822953.pdf
- http://engcaphone.com/_UploadFile/Images/file/77719378794.pdf
- http://connectcontrol.net/files/userfiles/files/sarijusegoni.pdf
- https://www.enviedecrire.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ee0d267e6e---95998591990.pdf
- http://turskazka.ru/ckfinder/userfiles/files/paderi.pdf
- https://sardavetri.it/userfiles/file/miragij.pdf
- http://www.andreapondika.cz/file/45867074523.pdf
- http://www.temaricerca.com/entry2013new/admindia/ckfinder/userfiles/files/falisazilubotanag.pdf
- http://logisticsnetworks.net/ckfinder/userfiles/files/xunibodixani.pdf
- http://tongkhomica.com/upload/files/mawivip.pdf
- http://psychologadamczak.pl/userfiles/file/vifowabazugenibutidaj.pdf
- http://mas.vacations/wp-content/plugins/formcraft/file-upload/server/content/files/1614036793d313---gobizevalagusesatep.pdf
- http://dymenahealthcare.com/upload/fckeditor/file/84714873360.pdf
- http://buyyoutubesubscribers.com/ci/userfiles/files/44294051309.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=show+my+number+android
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b605.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB605 | 16792 bytes |
font_01_sfnt_off0000ce17.bin87fe51a2970165e8d9e0e452ef0c71ee3c063fab33b12fcccf5a697b93af58e4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE17 | 16148 bytes |
font_02_sfnt_off0000f753.binf5417f9827f47897a30966d1c2a7c487382b4d5c000db6a6dc1e59ed713fc592 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF753 | 10716 bytes |
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