Overview

overview

10

Static

static

10

Nursultan.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    Nursultan.exe
  • Size 511KB
  • Sample260623-fr5emsax3t
  • SHA256 7f69c9bba8816d67f61eebbd28e2cda106587e822f59c5e09ebf064bccfdb9a0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
sheetratdiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

  • sheetrat

Version

  • 1.8

C2

  • portbuddy.dev:40982

Targets

    • Target
      Nursultan.exe
    • Size 511KB
    • SHA256 7f69c9bba8816d67f61eebbd28e2cda106587e822f59c5e09ebf064bccfdb9a0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutionsheetratpersistenceprivilege_escalationtrojan

    • 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#.

      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

    behavioral1

MITRE ATT&CK Enterprise v16

Tasks