General

  • Target
    http://57.128.226.44:8000/%21%D0%A0%D0%B0%D0%B9%20%D0%B4%D0%BB%D1%8F%20%D1%80%D0%B0%D1%82%D0%B5%D1%80%D1%81%D1%82%D0%B2%D0%B0/Nikita534/PulseVisuals.exe
  • Sample260714-xmr27abx2k

Malware Config

Extracted

Family
  • sheetrat

Version
  • 2.6.4

Campaign
  • Sheet_wvnkneyyxn

C2
  • 83.21.30.6:6768

Targets

    • Target
      http://57.128.226.44:8000/%21%D0%A0%D0%B0%D0%B9%20%D0%B4%D0%BB%D1%8F%20%D1%80%D0%B0%D1%82%D0%B5%D1%80%D1%81%D1%82%D0%B2%D0%B0/Nikita534/PulseVisuals.exe
    • Detects Sheetrat obfuscated V1.8 and higher

      Sheetrat aka NonEuclid RAT is a trojan written in C#.

    • Family: Sheetrat, NonEuclid rat

      Sheetrat aka NonEuclid RAT is a trojan written in C#.

    • Modifies WinLogon for persistence

    • Downloads MZ/PE file

    • Event Triggered Execution: AppInit DLLs

      Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v16

Tasks