Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2022, 06:50

General

  • Target

    c63f2b73f39dffa9e3699a34b3a105cc942cbd63a70765260212ad3559305166.exe

  • Size

    731KB

  • MD5

    c9e1efd548558bd1f366a988805f62a5

  • SHA1

    07b973b1b7805a8fc768fdbfa2adc1f2ee1e76ae

  • SHA256

    c63f2b73f39dffa9e3699a34b3a105cc942cbd63a70765260212ad3559305166

  • SHA512

    e834c880c6053f0f7729b0d12c480e86278d52dd9b0f009aaf9effed5018d9a0a0f9c340eac3d1f9371c4688013d729ae963dc29e9732e4a3f3ad581d7552d16

  • 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 12 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\c63f2b73f39dffa9e3699a34b3a105cc942cbd63a70765260212ad3559305166.exe
    "C:\Users\Admin\AppData\Local\Temp\c63f2b73f39dffa9e3699a34b3a105cc942cbd63a70765260212ad3559305166.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 1251 & powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2888
      • C:\Windows\SysWOW64\chcp.com
        chcp 1251
        3⤵
          PID:5024
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:5040
        • 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:2036
        • 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:3556
      • 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:4488
        • 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:4496
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:4956
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
            PID:3776
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              4⤵
              • Creates scheduled task(s)
              PID:856
          • 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:4200
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              4⤵
              • Creates scheduled task(s)
              PID:4180
          • 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:4492
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              4⤵
              • Creates scheduled task(s)
              PID:4412
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
              PID:956
              • C:\Windows\SysWOW64\schtasks.exe
                SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                4⤵
                • Creates scheduled task(s)
                PID:1664
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              3⤵
                PID:4852
                • C:\Windows\SysWOW64\schtasks.exe
                  SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  4⤵
                  • Creates scheduled task(s)
                  PID:2912
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                  PID:3844
                  • C:\Windows\SysWOW64\schtasks.exe
                    SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    4⤵
                    • Creates scheduled task(s)
                    PID:2276
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk404" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  3⤵
                    PID:4708
                    • C:\Windows\SysWOW64\schtasks.exe
                      SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk404" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      4⤵
                      • Creates scheduled task(s)
                      PID:3504
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                      PID:3288
                      • C:\Windows\SysWOW64\schtasks.exe
                        SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        4⤵
                        • Creates scheduled task(s)
                        PID:4088
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk9125" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:4740
                      • C:\Windows\SysWOW64\schtasks.exe
                        SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk9125" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        4⤵
                        • Creates scheduled task(s)
                        PID:4632
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk4442" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                        PID:4696
                        • C:\Windows\SysWOW64\schtasks.exe
                          SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk4442" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                          4⤵
                          • Creates scheduled task(s)
                          PID:2316
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk5151" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        3⤵
                          PID:3616
                          • C:\Windows\SysWOW64\schtasks.exe
                            SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk5151" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                            4⤵
                            • Creates scheduled task(s)
                            PID:668
                        • C:\Windows\SysWOW64\cmd.exe
                          "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                          3⤵
                            PID:1460
                            • C:\Windows\SysWOW64\chcp.com
                              chcp 1251
                              4⤵
                                PID:1348
                            • C:\Windows\SysWOW64\cmd.exe
                              "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                              3⤵
                                PID:4308
                                • C:\Windows\SysWOW64\chcp.com
                                  chcp 1251
                                  4⤵
                                    PID:2036
                                • C:\Windows\SysWOW64\cmd.exe
                                  "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                                  3⤵
                                    PID:2344
                                    • C:\Windows\SysWOW64\chcp.com
                                      chcp 1251
                                      4⤵
                                        PID:5016

                                Network

                                      MITRE ATT&CK Enterprise v6

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\ProgramData\Dllhost\dllhost.exe

                                        Filesize

                                        950KB

                                        MD5

                                        3309f46902a2adcd39aabed627e23e6b

                                        SHA1

                                        56340e9ed4e55eac4ae08190fed70640b99801c1

                                        SHA256

                                        94c71cbfa5128176a7bf2232e5db14acb60565357f09e2794a9e9f36c2a77ab3

                                        SHA512

                                        24f6ba480edd0af89e5369051de9d21b2ad3e68a522da8f92f7534f2929dfde6018e5eed721e7b30dbe29cbb3574459858a2769ae1bb5ce2154a08e3dcf710ef

                                      • C:\ProgramData\Dllhost\dllhost.exe

                                        Filesize

                                        950KB

                                        MD5

                                        3309f46902a2adcd39aabed627e23e6b

                                        SHA1

                                        56340e9ed4e55eac4ae08190fed70640b99801c1

                                        SHA256

                                        94c71cbfa5128176a7bf2232e5db14acb60565357f09e2794a9e9f36c2a77ab3

                                        SHA512

                                        24f6ba480edd0af89e5369051de9d21b2ad3e68a522da8f92f7534f2929dfde6018e5eed721e7b30dbe29cbb3574459858a2769ae1bb5ce2154a08e3dcf710ef

                                      • 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

                                        821c187c280bb51a4fcb05bd13ecb053

                                        SHA1

                                        8992272dbffb4745b71a851eb1ec7efe9faa6d2d

                                        SHA256

                                        8a2f558e8f09910596895ca35637fe78f0f7065dde4f1d9429187605ca164e3f

                                        SHA512

                                        7381aa476203ac49d2190ce942090f8ef69a7acc147245b00a07544c66dded2565435f712c2408e9ddc2323b5083295b48d02960a58134c34d612a9060c44154

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

                                        Filesize

                                        18KB

                                        MD5

                                        24fa91d1058711fc513e5b83ea2ed906

                                        SHA1

                                        097a868f1ef3a6c1dcfd5a28cd97b66344b7323c

                                        SHA256

                                        6a8eda69e13b32f9e3309a9e973ac4e39d6d7a04e80cad21c8c51225ae774bbb

                                        SHA512

                                        a5036720d7ead021e8be7c78be56dce5efb926ba202eba3b556a030814c91aaf574308198c56443255d24388bfd66e0f4baae55875129e2048a735af06c5f39d

                                      • memory/2036-158-0x0000000071090000-0x00000000710DC000-memory.dmp

                                        Filesize

                                        304KB

                                      • memory/2152-133-0x00000000059C0000-0x0000000005F64000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/2152-134-0x0000000005360000-0x00000000053F2000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/2152-135-0x0000000005420000-0x000000000542A000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/2152-136-0x00000000054F0000-0x0000000005556000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/2152-132-0x0000000000920000-0x00000000009C8000-memory.dmp

                                        Filesize

                                        672KB

                                      • memory/3556-161-0x0000000071090000-0x00000000710DC000-memory.dmp

                                        Filesize

                                        304KB

                                      • memory/4488-165-0x00000000002C0000-0x0000000000370000-memory.dmp

                                        Filesize

                                        704KB

                                      • memory/5040-149-0x0000000007400000-0x000000000741A000-memory.dmp

                                        Filesize

                                        104KB

                                      • memory/5040-145-0x0000000007080000-0x00000000070B2000-memory.dmp

                                        Filesize

                                        200KB

                                      • memory/5040-150-0x0000000007450000-0x000000000745A000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/5040-152-0x0000000007620000-0x000000000762E000-memory.dmp

                                        Filesize

                                        56KB

                                      • memory/5040-148-0x0000000007A60000-0x00000000080DA000-memory.dmp

                                        Filesize

                                        6.5MB

                                      • memory/5040-147-0x0000000006680000-0x000000000669E000-memory.dmp

                                        Filesize

                                        120KB

                                      • memory/5040-146-0x0000000071090000-0x00000000710DC000-memory.dmp

                                        Filesize

                                        304KB

                                      • memory/5040-151-0x0000000007680000-0x0000000007716000-memory.dmp

                                        Filesize

                                        600KB

                                      • memory/5040-144-0x00000000060C0000-0x00000000060DE000-memory.dmp

                                        Filesize

                                        120KB

                                      • memory/5040-143-0x0000000005960000-0x00000000059C6000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/5040-142-0x00000000058C0000-0x00000000058E2000-memory.dmp

                                        Filesize

                                        136KB

                                      • memory/5040-141-0x0000000005180000-0x00000000057A8000-memory.dmp

                                        Filesize

                                        6.2MB

                                      • memory/5040-140-0x0000000004A70000-0x0000000004AA6000-memory.dmp

                                        Filesize

                                        216KB

                                      • memory/5040-153-0x0000000007720000-0x000000000773A000-memory.dmp

                                        Filesize

                                        104KB

                                      • memory/5040-154-0x0000000007660000-0x0000000007668000-memory.dmp

                                        Filesize

                                        32KB