Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    21-09-2022 20:36

General

  • Target

    da113e78f4e2b4db5c3a9feab5a242bfb9acc4e65038149672a3bd2f17202d39.exe

  • Size

    723KB

  • MD5

    cf3a6aaadb68cd3c29696109eccc7c6a

  • SHA1

    323d33f26c4c73807d7cfe09db8bbe8980703a3a

  • SHA256

    da113e78f4e2b4db5c3a9feab5a242bfb9acc4e65038149672a3bd2f17202d39

  • SHA512

    38dc23f524ffdd7e8ef452fd7fee9ee028c318d417718540085340eec18e99085aad32c851e0b31a05ecef93f4a53b51e1fcc93683d3356b136f145b145ed57a

  • 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
  • Creates scheduled task(s) 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da113e78f4e2b4db5c3a9feab5a242bfb9acc4e65038149672a3bd2f17202d39.exe
    "C:\Users\Admin\AppData\Local\Temp\da113e78f4e2b4db5c3a9feab5a242bfb9acc4e65038149672a3bd2f17202d39.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 1251 & powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3920
      • C:\Windows\SysWOW64\chcp.com
        chcp 1251
        3⤵
          PID:4844
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4868
        • 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:2756
      • 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:1692
        • 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:4964
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:4560
        • 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:4152
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:880
        • 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:4396
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:32
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
            PID:772
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
              PID:4876
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              3⤵
                PID:2224
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk6404" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                  PID:5088
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk4177" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  3⤵
                    PID:4696
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk7532" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                      PID:4680
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk4302" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                        PID:4084
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        3⤵
                          PID:5096
                        • 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:4068
                          • C:\Windows\SysWOW64\schtasks.exe
                            SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                            4⤵
                            • Creates scheduled task(s)
                            PID:612
                        • C:\Windows\SysWOW64\cmd.exe
                          "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                          3⤵
                            PID:4788
                            • C:\Windows\SysWOW64\chcp.com
                              chcp 1251
                              4⤵
                                PID:3984
                            • C:\Windows\SysWOW64\cmd.exe
                              "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                              3⤵
                                PID:324
                                • C:\Windows\SysWOW64\chcp.com
                                  chcp 1251
                                  4⤵
                                    PID:2296

                            Network

                            MITRE ATT&CK Enterprise v6

                            Replay Monitor

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                            Downloads

                            • C:\ProgramData\Dllhost\dllhost.exe

                              Filesize

                              914KB

                              MD5

                              8867f3abb7e32a4292d90cb59c4a931e

                              SHA1

                              31ab9e0bb97d87c23281040477f32bc3ba6f2637

                              SHA256

                              5229a8509d320a6bbb75109cd86313debf606a36c7c6e39fc1b714567ceea1c8

                              SHA512

                              33047f49feacbecedac4fddc613879ae3e997fb640fe3ec72af8d2289c6e43ed65d43bacdcce692de71bb9d944983de80bca03b4f27578ae5b2a9d3882c59423

                            • C:\ProgramData\Dllhost\dllhost.exe

                              Filesize

                              914KB

                              MD5

                              8867f3abb7e32a4292d90cb59c4a931e

                              SHA1

                              31ab9e0bb97d87c23281040477f32bc3ba6f2637

                              SHA256

                              5229a8509d320a6bbb75109cd86313debf606a36c7c6e39fc1b714567ceea1c8

                              SHA512

                              33047f49feacbecedac4fddc613879ae3e997fb640fe3ec72af8d2289c6e43ed65d43bacdcce692de71bb9d944983de80bca03b4f27578ae5b2a9d3882c59423

                            • 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

                              db01a2c1c7e70b2b038edf8ad5ad9826

                              SHA1

                              540217c647a73bad8d8a79e3a0f3998b5abd199b

                              SHA256

                              413da361d77055dae7007f82b58b366c8783aa72e0b8fbe41519b940c253b38d

                              SHA512

                              c76ff57fcee5cdf9fdf3116d4e1dc0cf106867bf19ab474b763e242acf5dca9a7509cb837c35e130c3e056636b4e8a4e135512a978bcd3dd641e20f5bf76c3d6

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

                              Filesize

                              18KB

                              MD5

                              5acd23ded2780304e9b342c7c8347dbe

                              SHA1

                              e48aceebe870daaa4080fdba89377c423a4b2acd

                              SHA256

                              c4fa0b7c3c9143d904e418eae88da216818eddeb2bcd6044792227d73efb2991

                              SHA512

                              ec5ea28aef5585424233eb375d91c1d95d746b92f20266763919a7ee57aab6cb530605b9066c9c36f468d4290864ba4339c17a1f62b0013f2d449c0afa123539

                            • memory/1680-154-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-159-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-132-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-133-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-134-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-135-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-136-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-138-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-137-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-139-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-140-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-141-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-142-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-143-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-144-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-145-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-146-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-147-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-148-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-149-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-150-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-151-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-152-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-153-0x0000000000310000-0x00000000003B8000-memory.dmp

                              Filesize

                              672KB

                            • memory/1680-120-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-155-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-156-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-157-0x0000000005210000-0x000000000570E000-memory.dmp

                              Filesize

                              5.0MB

                            • memory/1680-158-0x0000000004C20000-0x0000000004CB2000-memory.dmp

                              Filesize

                              584KB

                            • memory/1680-131-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-160-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-161-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-162-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-163-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-164-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-165-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-166-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-167-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-168-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-169-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-170-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-171-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-172-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-173-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-174-0x0000000004BF0000-0x0000000004BFA000-memory.dmp

                              Filesize

                              40KB

                            • memory/1680-175-0x0000000004E40000-0x0000000004EA6000-memory.dmp

                              Filesize

                              408KB

                            • memory/1680-121-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-130-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-129-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-128-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-127-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-126-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-122-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-125-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-123-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1680-124-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/1692-647-0x0000000000260000-0x0000000000310000-memory.dmp

                              Filesize

                              704KB

                            • memory/2756-655-0x0000000008E30000-0x0000000008ED5000-memory.dmp

                              Filesize

                              660KB

                            • memory/2756-591-0x0000000007BA0000-0x0000000007BEB000-memory.dmp

                              Filesize

                              300KB

                            • memory/2756-587-0x0000000007440000-0x0000000007790000-memory.dmp

                              Filesize

                              3.3MB

                            • memory/3920-177-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/3920-178-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/3920-179-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/3920-180-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/3920-181-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/4844-188-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/4844-189-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/4844-187-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/4844-186-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/4844-185-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/4844-184-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/4844-183-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/4868-298-0x00000000090C0000-0x0000000009165000-memory.dmp

                              Filesize

                              660KB

                            • memory/4868-191-0x0000000077390000-0x000000007751E000-memory.dmp

                              Filesize

                              1.6MB

                            • memory/4868-226-0x0000000004480000-0x00000000044B6000-memory.dmp

                              Filesize

                              216KB

                            • memory/4868-510-0x0000000009300000-0x0000000009308000-memory.dmp

                              Filesize

                              32KB

                            • memory/4868-505-0x0000000009310000-0x000000000932A000-memory.dmp

                              Filesize

                              104KB

                            • memory/4868-302-0x0000000009360000-0x00000000093F4000-memory.dmp

                              Filesize

                              592KB

                            • memory/4868-231-0x0000000007080000-0x00000000076A8000-memory.dmp

                              Filesize

                              6.2MB

                            • memory/4868-255-0x0000000006EF0000-0x0000000006F12000-memory.dmp

                              Filesize

                              136KB

                            • memory/4868-258-0x0000000006F90000-0x0000000006FF6000-memory.dmp

                              Filesize

                              408KB

                            • memory/4868-289-0x0000000009040000-0x000000000905E000-memory.dmp

                              Filesize

                              120KB

                            • memory/4868-288-0x0000000009080000-0x00000000090B3000-memory.dmp

                              Filesize

                              204KB

                            • memory/4868-275-0x0000000008010000-0x0000000008086000-memory.dmp

                              Filesize

                              472KB

                            • memory/4868-271-0x0000000007CE0000-0x0000000007D2B000-memory.dmp

                              Filesize

                              300KB

                            • memory/4868-270-0x0000000007730000-0x000000000774C000-memory.dmp

                              Filesize

                              112KB

                            • memory/4868-266-0x0000000007910000-0x0000000007C60000-memory.dmp

                              Filesize

                              3.3MB