Analysis

  • max time kernel
    151s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/09/2022, 22:32

General

  • Target

    6d60dba9e7482c7b79e7577124ded592c0ab0336c7f68961ea54c45c408204f0.exe

  • Size

    719KB

  • MD5

    547bbdcefbaadcae5756077a95a44eb8

  • SHA1

    35e1168233ba8d2784027653cf3203b7401856d4

  • SHA256

    6d60dba9e7482c7b79e7577124ded592c0ab0336c7f68961ea54c45c408204f0

  • SHA512

    d236fbb1706b5775b4911e36c7b538343b9e88c60c39a6eb2a1215208475212ca61664dc033956cfedfda9d402137e32429aff531f03c9372e46f8df6c88bb92

  • 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\6d60dba9e7482c7b79e7577124ded592c0ab0336c7f68961ea54c45c408204f0.exe
    "C:\Users\Admin\AppData\Local\Temp\6d60dba9e7482c7b79e7577124ded592c0ab0336c7f68961ea54c45c408204f0.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 1251 & powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4676
      • C:\Windows\SysWOW64\chcp.com
        chcp 1251
        3⤵
          PID:220
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:340
        • 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:4080
        • 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:824
      • 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:3816
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
            PID:1220
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              4⤵
              • Creates scheduled task(s)
              PID:3556
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:4880
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              4⤵
              • Creates scheduled task(s)
              PID:2124
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:1984
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              4⤵
              • Creates scheduled task(s)
              PID:212
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
              PID:4432
              • C:\Windows\SysWOW64\schtasks.exe
                SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                4⤵
                • Creates scheduled task(s)
                PID:4288
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              3⤵
                PID:2280
                • C:\Windows\SysWOW64\schtasks.exe
                  SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  4⤵
                  • Creates scheduled task(s)
                  PID:4220
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                  PID:3044
                  • C:\Windows\SysWOW64\schtasks.exe
                    SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    4⤵
                    • Creates scheduled task(s)
                    PID:4360
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk7461" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  3⤵
                    PID:3536
                    • C:\Windows\SysWOW64\schtasks.exe
                      SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk7461" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      4⤵
                      • Creates scheduled task(s)
                      PID:4316
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                      PID:780
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk9388" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                        PID:1828
                        • C:\Windows\SysWOW64\schtasks.exe
                          SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk9388" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                          4⤵
                          • Creates scheduled task(s)
                          PID:4012
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk7216" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        3⤵
                        • Suspicious use of WriteProcessMemory
                        PID:5032
                        • C:\Windows\SysWOW64\schtasks.exe
                          SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk7216" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                          4⤵
                          • Creates scheduled task(s)
                          PID:1520
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk7389" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        3⤵
                          PID:2548
                          • C:\Windows\SysWOW64\schtasks.exe
                            SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk7389" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                            4⤵
                            • Creates scheduled task(s)
                            PID:4620
                        • C:\Windows\SysWOW64\cmd.exe
                          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                          3⤵
                          • Suspicious use of WriteProcessMemory
                          PID:2200
                          • C:\Windows\SysWOW64\schtasks.exe
                            SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                            4⤵
                            • Creates scheduled task(s)
                            PID:216
                        • C:\Windows\SysWOW64\cmd.exe
                          "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                          3⤵
                            PID:3324
                            • C:\Windows\SysWOW64\chcp.com
                              chcp 1251
                              4⤵
                                PID:4068
                            • C:\Windows\SysWOW64\cmd.exe
                              "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                              3⤵
                                PID:3948
                                • C:\Windows\SysWOW64\chcp.com
                                  chcp 1251
                                  4⤵
                                    PID:860
                                • C:\Windows\SysWOW64\cmd.exe
                                  "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                                  3⤵
                                    PID:1780
                                    • C:\Windows\SysWOW64\chcp.com
                                      chcp 1251
                                      4⤵
                                        PID:464

                                Network

                                MITRE ATT&CK Enterprise v6

                                Replay Monitor

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                                Downloads

                                • C:\ProgramData\Dllhost\dllhost.exe

                                  Filesize

                                  899KB

                                  MD5

                                  b6361c8b00398894c6d57d7c1daf333a

                                  SHA1

                                  0dbc97c711175cb77de64f29c1ebaac3e07ddf62

                                  SHA256

                                  e71f4b202583f2938e1b3b57d8073bae932a22f61e03cad97be5a1edc6016ccc

                                  SHA512

                                  960dc85a8759ef6e4421dbd54b22c1edd61c1d4c2f49b2937ab1de13beddbbd4df6df4fc979f9863622e330e4ffb889e6567ab980fff80d57bad8d3e481b45df

                                • C:\ProgramData\Dllhost\dllhost.exe

                                  Filesize

                                  899KB

                                  MD5

                                  b6361c8b00398894c6d57d7c1daf333a

                                  SHA1

                                  0dbc97c711175cb77de64f29c1ebaac3e07ddf62

                                  SHA256

                                  e71f4b202583f2938e1b3b57d8073bae932a22f61e03cad97be5a1edc6016ccc

                                  SHA512

                                  960dc85a8759ef6e4421dbd54b22c1edd61c1d4c2f49b2937ab1de13beddbbd4df6df4fc979f9863622e330e4ffb889e6567ab980fff80d57bad8d3e481b45df

                                • 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

                                  35bc1d09199c7fbd2f289086c1b96579

                                  SHA1

                                  427a2789ae1c3068664702b53746f6b14d623c03

                                  SHA256

                                  a2c8626b6c1d9e70a8934a395e9df2cbaae6f588c1b5b831613514b90667cf3b

                                  SHA512

                                  84a739d8bdf9314319ba6e73cd9fe5785d6e6ad271fcba4bb1b4f1832801f4c18a75937eebd5b94c171cd137f20f09a2d73edee8fa50882078eb4f3b4526888b

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

                                  Filesize

                                  18KB

                                  MD5

                                  62bd58bf85849d141a9309e63c99c8ae

                                  SHA1

                                  8bfbae682ccd08df47a9af881e828b108775edde

                                  SHA256

                                  7142fc48821729ad5922223fef1f8d3038eaaec8577642b2a1e3088d95bda030

                                  SHA512

                                  f198fda10e4fdd18bb1f7f4cc9bbb5524916482196330af0cae88bc5218ba7dc0eb024b5ba96eeefc365141a44b64062d1c9b5d72c9e9b9763904156bf636e71

                                • memory/340-148-0x00000000079C0000-0x000000000803A000-memory.dmp

                                  Filesize

                                  6.5MB

                                • memory/340-143-0x0000000005190000-0x00000000051F6000-memory.dmp

                                  Filesize

                                  408KB

                                • memory/340-144-0x0000000006020000-0x000000000603E000-memory.dmp

                                  Filesize

                                  120KB

                                • memory/340-145-0x0000000006610000-0x0000000006642000-memory.dmp

                                  Filesize

                                  200KB

                                • memory/340-146-0x0000000070800000-0x000000007084C000-memory.dmp

                                  Filesize

                                  304KB

                                • memory/340-147-0x00000000065D0000-0x00000000065EE000-memory.dmp

                                  Filesize

                                  120KB

                                • memory/340-142-0x0000000005070000-0x0000000005092000-memory.dmp

                                  Filesize

                                  136KB

                                • memory/340-149-0x0000000007360000-0x000000000737A000-memory.dmp

                                  Filesize

                                  104KB

                                • memory/340-150-0x00000000073B0000-0x00000000073BA000-memory.dmp

                                  Filesize

                                  40KB

                                • memory/340-151-0x00000000075D0000-0x0000000007666000-memory.dmp

                                  Filesize

                                  600KB

                                • memory/340-152-0x0000000007570000-0x000000000757E000-memory.dmp

                                  Filesize

                                  56KB

                                • memory/340-153-0x0000000007670000-0x000000000768A000-memory.dmp

                                  Filesize

                                  104KB

                                • memory/340-154-0x00000000075B0000-0x00000000075B8000-memory.dmp

                                  Filesize

                                  32KB

                                • memory/340-140-0x0000000002A40000-0x0000000002A76000-memory.dmp

                                  Filesize

                                  216KB

                                • memory/340-141-0x0000000005340000-0x0000000005968000-memory.dmp

                                  Filesize

                                  6.2MB

                                • memory/824-161-0x0000000070800000-0x000000007084C000-memory.dmp

                                  Filesize

                                  304KB

                                • memory/2296-133-0x0000000005540000-0x0000000005AE4000-memory.dmp

                                  Filesize

                                  5.6MB

                                • memory/2296-134-0x0000000005030000-0x00000000050C2000-memory.dmp

                                  Filesize

                                  584KB

                                • memory/2296-132-0x00000000005E0000-0x0000000000688000-memory.dmp

                                  Filesize

                                  672KB

                                • memory/2296-136-0x00000000052D0000-0x0000000005336000-memory.dmp

                                  Filesize

                                  408KB

                                • memory/2296-135-0x00000000050F0000-0x00000000050FA000-memory.dmp

                                  Filesize

                                  40KB

                                • memory/3816-165-0x0000000000FB0000-0x0000000001060000-memory.dmp

                                  Filesize

                                  704KB

                                • memory/4080-158-0x0000000070800000-0x000000007084C000-memory.dmp

                                  Filesize

                                  304KB