Overview

overview

10

Static

static

10

2026-05-27...ry.exe

windows10-2004-x64

10

2026-05-27...ry.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    2026-05-27_6437d5cf526755f9169489e5cf2b5525_elex_wannacry
  • Size 32KB
  • Sample260527-e55f5ahw2z
  • SHA256 55af302f342126f4d81502943013803513c6be4a233768b0df2dde9043908db8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
jukodiscoverypersistencetrojan

Malware Config

Targets

    • Target
      2026-05-27_6437d5cf526755f9169489e5cf2b5525_elex_wannacry
    • Size 32KB
    • SHA256 55af302f342126f4d81502943013803513c6be4a233768b0df2dde9043908db8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryjukopersistencetrojan

    • Detects Juko

    • Family: Juko

      Juko is a trojan written in C++.

      trojanjuko

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks