MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous external URIs and is identified as a link farm hosted on disposable domains, indicating a phishing or malware distribution attempt. The presence of embedded URLs and the nature of the heuristics strongly suggest this document is designed to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://cructi.ru/uplcv?utm_term=free+play+store+for+pc PDF link annotation
- http://e-kva.ru/admin/ckfinder/userfiles/files/16722063572.pdfIn PDF document text
- http://suliaok.com/v15/Upload/file/2021910021374564.pdfIn PDF document text
- http://heninrealty.com/userfiles/files/58721346849.pdfIn PDF document text
- http://theexplorerthai.com/userfiles/files/49995417606.pdfIn PDF document text
- http://hertzlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/tozofelaterixijilapubo.pdfIn PDF document text
- http://tv-kitchen.ru/files/files/79971652761.pdfIn PDF document text
- https://kawanmto.com/contents/files/nakagifozanasux.pdfIn PDF document text
- http://mebco.ru/images/file/goxatolejikim.pdfIn PDF document text
- http://demenagements-remond.fr/userfiles/file/20210912003736.pdfIn PDF document text
- https://ubranni.com/uploader/files/2405866168.pdfIn PDF document text
- https://aqua2go.pl/galeria/file/begivepokixisojukolil.pdfIn PDF document text
- http://lunaleo.pl/userfiles/file/nupozolobibodepes.pdfIn PDF document text
- http://cheliabinsk.realxenon.ru/uploads/files/nuxorigozirodamukedod.pdfIn PDF document text
- https://gizaviation.com/uploads/files/mojaxilobexazuxo.pdfIn PDF document text
- http://kechengchem.com/upload/files/xujukanamakumunolewoz.pdfIn PDF document text
- http://vinaktv.com/storage/ckfinder/files/ruwuvifoxizojiza.pdfIn PDF document text
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/4nbik9datnsg144aiqqskev90m/80214447050.pdfIn PDF document text
- https://tungafilm.com/dorceiys/ckfinder/userfiles/files/migivijodujuferumurese.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/5rkonvdtn4nh53jj3r0088d1io/vavinudipoxelekujaxe.pdfIn PDF document text
- http://qiuyutv.com/userfiles/files/20210917012241.pdfIn PDF document text
- https://inverpalmas.com/aym_image/files/28491621341.pdfIn PDF document text
- http://apartmany.cucoriedka.sk/data/files/nuzugosizifaraz.pdfIn PDF document text
- https://khonggiansachhanoi.vn/uploads/files/7903714958.pdfIn PDF document text
- http://bojovesporty.cz/userfiles/file/motudokolosedonipatufew.pdfIn PDF document text
- 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_off0000e134.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE134 | 10368 bytes |
SHA-256: 70b90148a899dc1af4f87df5bda989239a45990c60b7490e23ae02489f8adf84 |
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font_01_sfnt_off0000f8da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8DA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000110ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110EC | 17824 bytes |
SHA-256: 7c6c77cea33503846e20203f7861612b0df2b7f7fad2312ff8a74fbc290f0fea |
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