Analysis

  • max time kernel
    150s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/09/2022, 11:05

General

  • Target

    205294ba00726f1caacdca1217f575cb675a55502ac54301710ac02849a1cd47.exe

  • Size

    727KB

  • MD5

    f62ad0d90ec817d8ba881aab7787ae61

  • SHA1

    c249ac53536fe5cec0d9e1dd3c1c6161c883e32a

  • SHA256

    205294ba00726f1caacdca1217f575cb675a55502ac54301710ac02849a1cd47

  • SHA512

    e4ec4f0eada7837b39e14cfa17f9347c67db0e6f3a6d8630a9262a1b2c649f5dd9f138604e559dce32235a05a8dbaf3407c7294572a01560207e0cf59c063f81

  • SSDEEP

    768:rZmchlXKGREW6VA6joSRhFH+C9Pe2auEqainmngYWxuv8Gwmwoe9R4ZstojtfcWv:schl6M+lpDCUoHid0bIrlyR

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 9 IoCs
  • 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 11 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\205294ba00726f1caacdca1217f575cb675a55502ac54301710ac02849a1cd47.exe
    "C:\Users\Admin\AppData\Local\Temp\205294ba00726f1caacdca1217f575cb675a55502ac54301710ac02849a1cd47.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1316
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 1251 & powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3616
      • C:\Windows\SysWOW64\chcp.com
        chcp 1251
        3⤵
          PID:2160
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3632
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4664
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1084
      • C:\ProgramData\Dllhost\dllhost.exe
        "C:\ProgramData\Dllhost\dllhost.exe"
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3820
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:504
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:3680
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
            PID:3420
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              4⤵
              • Creates scheduled task(s)
              PID:1328
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
              PID:5012
              • C:\Windows\SysWOW64\schtasks.exe
                SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                4⤵
                • Creates scheduled task(s)
                PID:3336
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              3⤵
                PID:4644
                • C:\Windows\SysWOW64\schtasks.exe
                  SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  4⤵
                  • Creates scheduled task(s)
                  PID:4568
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                  PID:4088
                  • C:\Windows\SysWOW64\schtasks.exe
                    SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    4⤵
                    • Creates scheduled task(s)
                    PID:228
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  3⤵
                    PID:2132
                    • C:\Windows\SysWOW64\schtasks.exe
                      SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      4⤵
                      • Creates scheduled task(s)
                      PID:5064
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3088
                    • C:\Windows\SysWOW64\schtasks.exe
                      SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      4⤵
                      • Creates scheduled task(s)
                      PID:3308
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk1060" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3664
                    • C:\Windows\SysWOW64\schtasks.exe
                      SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk1060" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      4⤵
                      • Creates scheduled task(s)
                      PID:3620
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk5319" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                      PID:3600
                      • C:\Windows\SysWOW64\schtasks.exe
                        SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk5319" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        4⤵
                        • Creates scheduled task(s)
                        PID:3644
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:460
                      • C:\Windows\SysWOW64\schtasks.exe
                        SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        4⤵
                        • Creates scheduled task(s)
                        PID:3180
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk3152" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                        PID:3284
                        • C:\Windows\SysWOW64\schtasks.exe
                          SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk3152" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                          4⤵
                          • Creates scheduled task(s)
                          PID:3808
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk2003" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        3⤵
                          PID:1364
                        • C:\Windows\SysWOW64\cmd.exe
                          "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                          3⤵
                            PID:1604
                            • C:\Windows\SysWOW64\chcp.com
                              chcp 1251
                              4⤵
                                PID:1860
                            • C:\Windows\SysWOW64\cmd.exe
                              "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                              3⤵
                                PID:1084
                                • C:\Windows\SysWOW64\chcp.com
                                  chcp 1251
                                  4⤵
                                    PID:4032
                                • C:\Windows\SysWOW64\cmd.exe
                                  "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                                  3⤵
                                    PID:1936
                                    • C:\Windows\SysWOW64\chcp.com
                                      chcp 1251
                                      4⤵
                                        PID:3984

                                Network

                                      MITRE ATT&CK Enterprise v6

                                      Replay Monitor

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                                      Downloads

                                      • C:\ProgramData\Dllhost\dllhost.exe

                                        Filesize

                                        930KB

                                        MD5

                                        124356069f149cd486f358c5d37a3ed8

                                        SHA1

                                        612ed976d19b280d8f85a9a391a0857abb907c31

                                        SHA256

                                        067c4ee315775b2a6463311f7a7562336d68171e75191df63d78a6b3131849ac

                                        SHA512

                                        9e85d0a1b4c947abd9b34bbd45388cc6fc3dfea8473b682a6ea786c9cf63455c24ce0376651b1eb0bfae975e92b7a024e32078dacbf5ce53247c1bb7f2b44c6e

                                      • C:\ProgramData\Dllhost\dllhost.exe

                                        Filesize

                                        930KB

                                        MD5

                                        124356069f149cd486f358c5d37a3ed8

                                        SHA1

                                        612ed976d19b280d8f85a9a391a0857abb907c31

                                        SHA256

                                        067c4ee315775b2a6463311f7a7562336d68171e75191df63d78a6b3131849ac

                                        SHA512

                                        9e85d0a1b4c947abd9b34bbd45388cc6fc3dfea8473b682a6ea786c9cf63455c24ce0376651b1eb0bfae975e92b7a024e32078dacbf5ce53247c1bb7f2b44c6e

                                      • C:\ProgramData\HostData\logs.uce

                                        Filesize

                                        497B

                                        MD5

                                        13fda2ab01b83a5130842a5bab3892d3

                                        SHA1

                                        6e18e4b467cde054a63a95d4dfc030f156ecd215

                                        SHA256

                                        76973d42c8fceceab7ec85b3d01b218db92564993e93a9bea31c52aa73aeee9e

                                        SHA512

                                        c51f9fd6e452fbeeedd4dfaba3c7c887e337f01e68abdd27d4032f8be85def7ef3cf0c77bf60e425b085b76c0539464c6b6e5e805a69397c5519e8ccf9fffccc

                                      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

                                        Filesize

                                        2KB

                                        MD5

                                        968cb9309758126772781b83adb8a28f

                                        SHA1

                                        8da30e71accf186b2ba11da1797cf67f8f78b47c

                                        SHA256

                                        92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

                                        SHA512

                                        4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

                                      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

                                        Filesize

                                        18KB

                                        MD5

                                        94532a9938be29bc492d3ddf573d5915

                                        SHA1

                                        08cdb8c54c78f61a4f3810d1a862d94e9635eb2b

                                        SHA256

                                        fc0f3a478bb78dc31c57e6bda0ade6b97416af46453799b1b5430d42b15115a1

                                        SHA512

                                        36d098f681c30d135a303b07b2aac282c040854d8601d7b402d1184dc262d25026dc7b3b5801fd6b6061b331c47fd763e40d09d3b3c9c3b3e16a410e17c8e93c

                                      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

                                        Filesize

                                        18KB

                                        MD5

                                        bdca9012af368cb3e8a9e4ae5ef5fe5b

                                        SHA1

                                        8c3c05c9787476ac9e2e2d788459f1b0005ab212

                                        SHA256

                                        e7148a475245aa844c36bf333ac59115c9fe57822bfad01c5f5564d79931f125

                                        SHA512

                                        8ac1f573915f0e7e2e0b5fb1b055ef202cd7edcd7ce03a305160baf07fd63e53120b62bb51d8cf7623b29603f0a2e7f586c0771cc0c55e99edd2f7f540ec9bd1

                                      • memory/1084-161-0x0000000070A90000-0x0000000070ADC000-memory.dmp

                                        Filesize

                                        304KB

                                      • memory/1316-136-0x0000000005030000-0x0000000005096000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/1316-133-0x00000000053A0000-0x0000000005944000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/1316-132-0x0000000000320000-0x00000000003C8000-memory.dmp

                                        Filesize

                                        672KB

                                      • memory/1316-134-0x0000000004DF0000-0x0000000004E82000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/1316-135-0x0000000004D70000-0x0000000004D7A000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/3632-148-0x0000000007E70000-0x00000000084EA000-memory.dmp

                                        Filesize

                                        6.5MB

                                      • memory/3632-149-0x00000000077F0000-0x000000000780A000-memory.dmp

                                        Filesize

                                        104KB

                                      • memory/3632-140-0x0000000002F00000-0x0000000002F36000-memory.dmp

                                        Filesize

                                        216KB

                                      • memory/3632-141-0x00000000055C0000-0x0000000005BE8000-memory.dmp

                                        Filesize

                                        6.2MB

                                      • memory/3632-142-0x0000000005C30000-0x0000000005C52000-memory.dmp

                                        Filesize

                                        136KB

                                      • memory/3632-143-0x0000000005CD0000-0x0000000005D36000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/3632-154-0x0000000007A60000-0x0000000007A68000-memory.dmp

                                        Filesize

                                        32KB

                                      • memory/3632-153-0x0000000007B20000-0x0000000007B3A000-memory.dmp

                                        Filesize

                                        104KB

                                      • memory/3632-146-0x0000000070A90000-0x0000000070ADC000-memory.dmp

                                        Filesize

                                        304KB

                                      • memory/3632-152-0x0000000007A20000-0x0000000007A2E000-memory.dmp

                                        Filesize

                                        56KB

                                      • memory/3632-151-0x0000000007A80000-0x0000000007B16000-memory.dmp

                                        Filesize

                                        600KB

                                      • memory/3632-150-0x0000000007860000-0x000000000786A000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/3632-147-0x0000000006AA0000-0x0000000006ABE000-memory.dmp

                                        Filesize

                                        120KB

                                      • memory/3632-145-0x00000000074B0000-0x00000000074E2000-memory.dmp

                                        Filesize

                                        200KB

                                      • memory/3632-144-0x00000000064E0000-0x00000000064FE000-memory.dmp

                                        Filesize

                                        120KB

                                      • memory/3820-165-0x00000000000D0000-0x0000000000180000-memory.dmp

                                        Filesize

                                        704KB

                                      • memory/4664-158-0x0000000070A90000-0x0000000070ADC000-memory.dmp

                                        Filesize

                                        304KB