Overview

overview

8

Static

static

8

jooyu.exe

windows7_x64

8

jooyu.exe

windows10_x64

8

Sharing

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General

  • Target
    jooyu.exe
  • Size 3.6MB
  • Sample200709-yndtx19eps
  • SHA256 c25c1698395a2edd315158035660df240ab7e5cd43288fa87f207e07eec82d56
  • MD5 SHA1 SHA512
Score
8/10
persistencespywarevmprotect

Malware Config

Targets

    • Target
      jooyu.exe
    • Size 3.6MB
    • SHA256 c25c1698395a2edd315158035660df240ab7e5cd43288fa87f207e07eec82d56
    • MD5 SHA1 SHA512
    Score
    8/10
    spywarepersistence

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spyware

    • Adds Run entry to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks