Overview

overview

10

Static

static

10

Client222.exe

windows10-2004-x64

10

Client222.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Client222.exe
  • Size 414KB
  • Sample260813-sejnmabl5t
  • SHA256 7f0ca06c7ef490f1189c67ca394839416652eab7143d028b9d66d8b046815056
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
sheetratsheet_andymkuslyldsmexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

  • sheetrat

Version

  • 2.6

Campaign

  • Sheet_andymkuslyldsm

C2

  • tsgkpwsapi.localto.net:2291

Targets

    • Target
      Client222.exe
    • Size 414KB
    • SHA256 7f0ca06c7ef490f1189c67ca394839416652eab7143d028b9d66d8b046815056
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    sheet_andymkuslyldsmexecutionsheetratpersistenceprivilege_escalationtrojan

    • 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

    • Event Triggered Execution: AppInit DLLs

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

      persistenceprivilege_escalation

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks