Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/10/2022, 08:20

General

  • Target

    dde286b140fb6a8f05ac912c11d276bc9df89389682bc0b498c7a3a8cd16ea78.exe

  • Size

    733KB

  • MD5

    ce89b4bf0f68b18c49d8f81a6779131d

  • SHA1

    fba945757987e325081f565511a4157bf0f71635

  • SHA256

    dde286b140fb6a8f05ac912c11d276bc9df89389682bc0b498c7a3a8cd16ea78

  • SHA512

    cf42fe38972def53734f89e21ca3d4d26daa591e403f136e0e2ad35a9e1ce5bebe4a967db9163315ba67311d1a204eb0893b65a97d75f9026590579cdbf13f13

  • 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 9 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\dde286b140fb6a8f05ac912c11d276bc9df89389682bc0b498c7a3a8cd16ea78.exe
    "C:\Users\Admin\AppData\Local\Temp\dde286b140fb6a8f05ac912c11d276bc9df89389682bc0b498c7a3a8cd16ea78.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2516
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 1251 & powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4924
      • C:\Windows\SysWOW64\chcp.com
        chcp 1251
        3⤵
          PID:4888
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4020
        • 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:4672
        • 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:4792
      • 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:3396
        • 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:4632
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:3604
        • 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:1180
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:4188
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
            PID:2452
          • 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:4836
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              4⤵
              • Creates scheduled task(s)
              PID:3848
          • 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:852
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              4⤵
              • Creates scheduled task(s)
              PID:3404
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
              PID:3164
              • C:\Windows\SysWOW64\schtasks.exe
                SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                4⤵
                • Creates scheduled task(s)
                PID:4772
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              3⤵
                PID:3352
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                  PID:4288
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk2436" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  3⤵
                    PID:4580
                    • C:\Windows\SysWOW64\schtasks.exe
                      SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk2436" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      4⤵
                      • Creates scheduled task(s)
                      PID:4544
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk6075" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                      PID:1728
                      • C:\Windows\SysWOW64\schtasks.exe
                        SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk6075" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        4⤵
                        • Creates scheduled task(s)
                        PID:3788
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk8305" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                        PID:2464
                        • C:\Windows\SysWOW64\schtasks.exe
                          SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk8305" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                          4⤵
                          • Creates scheduled task(s)
                          PID:5016
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk6934" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        3⤵
                          PID:3680
                          • C:\Windows\SysWOW64\schtasks.exe
                            SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk6934" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                            4⤵
                            • Creates scheduled task(s)
                            PID:3560
                        • C:\Windows\SysWOW64\cmd.exe
                          "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                          3⤵
                            PID:4532
                            • C:\Windows\SysWOW64\chcp.com
                              chcp 1251
                              4⤵
                                PID:1700
                            • C:\Windows\SysWOW64\cmd.exe
                              "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                              3⤵
                                PID:2148
                                • C:\Windows\SysWOW64\chcp.com
                                  chcp 1251
                                  4⤵
                                    PID:4180
                                • C:\Windows\SysWOW64\cmd.exe
                                  "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                                  3⤵
                                    PID:1660
                                    • C:\Windows\SysWOW64\chcp.com
                                      chcp 1251
                                      4⤵
                                        PID:3448

                                Network

                                      MITRE ATT&CK Enterprise v6

                                      Replay Monitor

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                                      Downloads

                                      • C:\ProgramData\Dllhost\dllhost.exe

                                        Filesize

                                        961KB

                                        MD5

                                        15ac462f2d12266efe2ca9eb366a321b

                                        SHA1

                                        e57b4c6ab5c73d6cf91e28d5b89b0f1d9d53eea2

                                        SHA256

                                        f632ffba5335ba902835360f880f7eff0c8986b18a91154bc44c4cb863523fbb

                                        SHA512

                                        9817f500fff7c4ec90767c6ebc228725ede95d6816bf1aad0313e496a4ac5fb3551874612704e5a5e68a69b66ce8339839f5c0e7cde429a0fa42eb496500ff33

                                      • C:\ProgramData\Dllhost\dllhost.exe

                                        Filesize

                                        961KB

                                        MD5

                                        15ac462f2d12266efe2ca9eb366a321b

                                        SHA1

                                        e57b4c6ab5c73d6cf91e28d5b89b0f1d9d53eea2

                                        SHA256

                                        f632ffba5335ba902835360f880f7eff0c8986b18a91154bc44c4cb863523fbb

                                        SHA512

                                        9817f500fff7c4ec90767c6ebc228725ede95d6816bf1aad0313e496a4ac5fb3551874612704e5a5e68a69b66ce8339839f5c0e7cde429a0fa42eb496500ff33

                                      • 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

                                        3d086a433708053f9bf9523e1d87a4e8

                                        SHA1

                                        b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

                                        SHA256

                                        6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

                                        SHA512

                                        931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

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

                                        Filesize

                                        18KB

                                        MD5

                                        256397acb30aa517c332cf6bfc732ed7

                                        SHA1

                                        3372df86bf03b36a2f026fb3fb33f395733c590e

                                        SHA256

                                        e58ff860202d8413269af5e552d0f7661b4f5e0fa987ad24ab6d01c33d49ee98

                                        SHA512

                                        1fed54d36b6a8f0cd2b48ecb305364abc73c274b0ee7eb5042d6e24b4baf577f84ad940baa335d2c538024556606daf3c3d85777225ba3b2362f120130d8f644

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

                                        Filesize

                                        18KB

                                        MD5

                                        34500d2c49b760b92470d3c6f0a2b803

                                        SHA1

                                        8986f67ade51d3e3a8fe08bb83d2ec0fb650ed5b

                                        SHA256

                                        be1c9d700d86ea0374cea2b4a9029d835234c703a1a31696f2acac77b16551d4

                                        SHA512

                                        f2494503d8d12e8e50d0f5bb0d7f598d71628325c30411ff5ee17b4d32ebf848f72842e45d081375a91a077b0ceec6f4a09660379e35234670cbce12f38f8a34

                                      • memory/2516-136-0x0000000005200000-0x0000000005266000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/2516-132-0x0000000000640000-0x00000000006E8000-memory.dmp

                                        Filesize

                                        672KB

                                      • memory/2516-135-0x0000000005130000-0x000000000513A000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/2516-134-0x0000000005080000-0x0000000005112000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/2516-133-0x0000000005700000-0x0000000005CA4000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/3396-164-0x0000000000F00000-0x0000000000FB0000-memory.dmp

                                        Filesize

                                        704KB

                                      • memory/4020-151-0x0000000007910000-0x00000000079A6000-memory.dmp

                                        Filesize

                                        600KB

                                      • memory/4020-154-0x00000000078F0000-0x00000000078F8000-memory.dmp

                                        Filesize

                                        32KB

                                      • memory/4020-152-0x00000000078B0000-0x00000000078BE000-memory.dmp

                                        Filesize

                                        56KB

                                      • memory/4020-142-0x0000000005490000-0x00000000054B2000-memory.dmp

                                        Filesize

                                        136KB

                                      • memory/4020-150-0x00000000076E0000-0x00000000076EA000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/4020-140-0x0000000004DB0000-0x0000000004DE6000-memory.dmp

                                        Filesize

                                        216KB

                                      • memory/4020-149-0x0000000007690000-0x00000000076AA000-memory.dmp

                                        Filesize

                                        104KB

                                      • memory/4020-143-0x0000000005CA0000-0x0000000005D06000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/4020-148-0x0000000007CF0000-0x000000000836A000-memory.dmp

                                        Filesize

                                        6.5MB

                                      • memory/4020-144-0x0000000006360000-0x000000000637E000-memory.dmp

                                        Filesize

                                        120KB

                                      • memory/4020-147-0x0000000006910000-0x000000000692E000-memory.dmp

                                        Filesize

                                        120KB

                                      • memory/4020-153-0x00000000079B0000-0x00000000079CA000-memory.dmp

                                        Filesize

                                        104KB

                                      • memory/4020-146-0x00000000707A0000-0x00000000707EC000-memory.dmp

                                        Filesize

                                        304KB

                                      • memory/4020-141-0x0000000005500000-0x0000000005B28000-memory.dmp

                                        Filesize

                                        6.2MB

                                      • memory/4020-145-0x0000000007310000-0x0000000007342000-memory.dmp

                                        Filesize

                                        200KB

                                      • memory/4672-158-0x00000000707A0000-0x00000000707EC000-memory.dmp

                                        Filesize

                                        304KB

                                      • memory/4792-177-0x00000000707A0000-0x00000000707EC000-memory.dmp

                                        Filesize

                                        304KB