MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded links, many pointing to disposable hosting, which are likely intended to redirect users to phishing or malware distribution sites. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a tactic to obscure the true malicious destination through a network of low-reputation domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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 https://queure.ru/uplcv?utm_term=thoptv+for+windows+laptop PDF link annotation
- https://buffinvestment.com/upload/ckfinder/files/viwudorupoxifabaja.pdfIn PDF document text
- https://artistprasanna.com/userfiles/file/gakuwelugebagipebofu.pdfIn PDF document text
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613cb5fe50351---78111089312.pdfIn PDF document text
- http://www.barbazan-debat.fr/ckfinder/userfiles/files/barovuselonoxuvurepuzutad.pdfIn PDF document text
- http://maydemtienvn.com/upload/files/28891164475.pdfIn PDF document text
- http://meteosputnik.ru/userfiles/file/40317326239.pdfIn PDF document text
- http://openendrep.com/userfiles/files/lutokabatafififezozokaf.pdfIn PDF document text
- https://www.businesswatchguardingservices.co.uk/wp-content/plugins/super-forms/uploads/php/files/7qg47dofke8u5crl55tupfj811/petisuzezozanogodenodu.pdfIn PDF document text
- http://devison-matras.ru/upload/file/rexowivepakukigiwupopu.pdfIn PDF document text
- https://rosebankprimary.co.za/inc/ckfinder/userfiles/files/29170081729.pdfIn PDF document text
- http://easyliveconstruction.com/ci/userfiles/files/76038341368.pdfIn PDF document text
- http://tajesink.com/Uploadfiles/files/68525831584.pdfIn PDF document text
- http://wolfpackbasketballacademy.com/content_docs/3318319050.pdfIn PDF document text
- http://indigobaby.eu/upload/files/monimixavolu.pdfIn PDF document text
- http://nhahanghienminh68.com/upload/files/60576179078.pdfIn PDF document text
- https://plentis.eu/ckfinder/userfiles/files/31376900366.pdfIn PDF document text
- https://matrainagycsalados.hu/userfiles/file/nodoverenudofim.pdfIn PDF document text
- http://swapnakoodu.com/fck_uploads/file/42894768145.pdfIn PDF document text
- http://aromacosmetics.bg/assets/userfiles/file/xizojipudifutemasesivodor.pdfIn PDF document text
- http://bestbelly.org/content/files/files/49677506548.pdfIn PDF document text
- http://librojuridico.com/aym_images/files/dawodogujafokodopafusinij.pdfIn PDF document text
- https://lbk-ingatlan.hu/uploads/file/50675220803.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_off0000b9c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9C9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d1db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1DB | 15816 bytes |
SHA-256: ee2fe7882fd2ddabdd5051a8755423e0d3a6106faaccd14aee77f0d2d41eaff8 |
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font_02_sfnt_off0000fa2b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA2B | 10576 bytes |
SHA-256: bf2751ea18e8b6a2fe43537815dd9ee3a65795c2960c22f1cc1398ab5ae10981 |
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