Overview

overview

10

Static

static

10

2026-08-04...ry.exe

windows10-2004-x64

10

2026-08-04...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-04_d5542c8d896707edde61335e78f9a02e_elex_wannacry
  • Size 39KB
  • Sample260804-wk4grstyft
  • SHA256 1939b00a4203683c311a23bab46f4c88dded0a47ef062eab3dd4d41d0eec7569
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
jukodiscoveryexecutionpersistencetrojan

Malware Config

Targets

    • Target
      2026-08-04_d5542c8d896707edde61335e78f9a02e_elex_wannacry
    • Size 39KB
    • SHA256 1939b00a4203683c311a23bab46f4c88dded0a47ef062eab3dd4d41d0eec7569
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutionjukopersistencetrojan

    • 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