Overview

overview

10

Static

static

10

Client123.exe

windows10-2004-x64

Client123.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Client123.exe
  • Size 371KB
  • Sample260808-banncaztfx
  • SHA256 65d95a13519bc9a2b3048a6af446fd8a8d1cda06df24518d3b24917a86c1b8e5
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
sheetratsheet_tbvykmdftxexecutionpersistencetrojan

Malware Config

Extracted

Family

  • sheetrat

Version

  • 2.7.1

Campaign

  • Sheet_tbvykmdftx

C2

  • 91.92.47.228:1313

Targets

    • Target
      Client123.exe
    • Size 371KB
    • SHA256 65d95a13519bc9a2b3048a6af446fd8a8d1cda06df24518d3b24917a86c1b8e5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    sheet_tbvykmdftxexecutionsheetratpersistencetrojan

    • Detects Sheetrat obfuscated V1.8 and higher

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

    • Detects Sheetrat obfuscated version

    • Family: Sheetrat, NonEuclid rat

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

      trojansheetrat

    • Modifies WinLogon for persistence

      persistence

    • 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