Analysis

  • max time kernel
    150s
  • max time network
    152s
  • 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, 03:44

General

  • Target
    2026-08-20_9e4708720b8d20c3fed32df31bc89c80_cobalt-strike_icedid_luca-stealer_njrat_stealc_vidar_win-beast.exe
  • Size 2.6MB
  • Sample260820-eawwhassaw
  • SHA256 21cb1fb49186ac1706368a49db008cca7b803bead376a4b3b90508af11695ff6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 6 IoCs

    Run Powershell and hide display window.

  • Executes dropped EXE 2 IoCs
  • Power Settings 1 TTPs 12 IoCs

    powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 8 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_9e4708720b8d20c3fed32df31bc89c80_cobalt-strike_icedid_luca-stealer_njrat_stealc_vidar_win-beast.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_9e4708720b8d20c3fed32df31bc89c80_cobalt-strike_icedid_luca-stealer_njrat_stealc_vidar_win-beast.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -EP Bypass -WindowStyle Hidden -C "Add-MpPreference -ExclusionPath $env:LOCALAPPDATA; Add-MpPreference -ExclusionPath $env:ProgramData"; powercfg /change standby-timeout-ac 0; powercfg /change standby-timeout-dc 0; powercfg /change hibernate-timeout-ac 0; powercfg /hibernate off
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3880
      • C:\Windows\system32\powercfg.exe
        "C:\Windows\system32\powercfg.exe" /change standby-timeout-ac 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:5448
      • C:\Windows\system32\powercfg.exe
        "C:\Windows\system32\powercfg.exe" /change standby-timeout-dc 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4164
      • C:\Windows\system32\powercfg.exe
        "C:\Windows\system32\powercfg.exe" /change hibernate-timeout-ac 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:924
      • C:\Windows\system32\powercfg.exe
        "C:\Windows\system32\powercfg.exe" /hibernate off
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2468
  • C:\ProgramData\SysRtProc\SysRtProc.exe
    "C:\ProgramData\SysRtProc\SysRtProc.exe" -service
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4136
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -EP Bypass -WindowStyle Hidden -C "Add-MpPreference -ExclusionPath $env:LOCALAPPDATA; Add-MpPreference -ExclusionPath $env:ProgramData"; powercfg /change standby-timeout-ac 0; powercfg /change standby-timeout-dc 0; powercfg /change hibernate-timeout-ac 0; powercfg /hibernate off
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5704
      • C:\Windows\system32\powercfg.exe
        "C:\Windows\system32\powercfg.exe" /change standby-timeout-ac 0
        3⤵
        • Power Settings
        PID:4016
      • C:\Windows\system32\powercfg.exe
        "C:\Windows\system32\powercfg.exe" /change standby-timeout-dc 0
        3⤵
        • Power Settings
        PID:2696
      • C:\Windows\system32\powercfg.exe
        "C:\Windows\system32\powercfg.exe" /change hibernate-timeout-ac 0
        3⤵
        • Power Settings
        PID:5700
      • C:\Windows\system32\powercfg.exe
        "C:\Windows\system32\powercfg.exe" /hibernate off
        3⤵
        • Power Settings
        PID:5792
    • C:\ProgramData\SysRtProc\SysRtProc.exe
      "C:\ProgramData\SysRtProc\SysRtProc.exe" -agent
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3472
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -EP Bypass -WindowStyle Hidden -C "Add-MpPreference -ExclusionPath $env:LOCALAPPDATA; Add-MpPreference -ExclusionPath $env:ProgramData"; powercfg /change standby-timeout-ac 0; powercfg /change standby-timeout-dc 0; powercfg /change hibernate-timeout-ac 0; powercfg /hibernate off
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in Windows directory
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:5840
        • C:\Windows\system32\powercfg.exe
          "C:\Windows\system32\powercfg.exe" /change standby-timeout-ac 0
          4⤵
          • Power Settings
          PID:1152
        • C:\Windows\system32\powercfg.exe
          "C:\Windows\system32\powercfg.exe" /change standby-timeout-dc 0
          4⤵
          • Power Settings
          PID:1312
        • C:\Windows\system32\powercfg.exe
          "C:\Windows\system32\powercfg.exe" /change hibernate-timeout-ac 0
          4⤵
          • Power Settings
          PID:5220
        • C:\Windows\system32\powercfg.exe
          "C:\Windows\system32\powercfg.exe" /hibernate off
          4⤵
          • Power Settings
          PID:1276

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        SysRtProc.exe

        • Path C:\ProgramData\SysRtProc\SysRtProc.exe
        • Size 2.6MB
        • SHA256 21cb1fb49186ac1706368a49db008cca7b803bead376a4b3b90508af11695ff6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 a976a31824c3a0cc2a6b0fd9ec6045c398d82990e5e96df2ad86ba09a9b05be5
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_q0y4fzyt.eg0.ps1

        • Path C:\Windows\SystemTemp\__PSScriptPolicyTest_q0y4fzyt.eg0.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/3880-16-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-18-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-7-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-8-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-9-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-10-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-14-0x000001A9F15D0000-0x000001A9F1682000-memory.dmp

        memory/3880-13-0x000001A9F12F0000-0x000001A9F130E000-memory.dmp

        memory/3880-15-0x000001A9F12E0000-0x000001A9F12EA000-memory.dmp

        memory/3880-0-0x00007FFB7385F000-0x00007FFB73860000-memory.dmp

        memory/3880-17-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-6-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-19-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-20-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-21-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-22-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-5-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-25-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/3880-4-0x000001A9F1260000-0x000001A9F1282000-memory.dmp

        memory/3880-3-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

        memory/5840-37-0x000001EA488A0000-0x000001EA48952000-memory.dmp