Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10/10/2022, 16:02

General

  • Target

    d8aa340877029db39894ab14dc81b54603ce9819a62d3b46950a1a60526566e8.exe

  • Size

    734KB

  • MD5

    695f15397481e5f6a025ce31bb38eef5

  • SHA1

    571b97e9c638d38aebc0acfbbbe9fb5dd00c9b64

  • SHA256

    d8aa340877029db39894ab14dc81b54603ce9819a62d3b46950a1a60526566e8

  • SHA512

    0f8b82d7101b82fea13ab3e24abe79833c3f2d812f1d80089de678621986defbe084d941f5ebb8bea12163d481ece10f9576907d736600904bb7c88ee589d834

  • 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 3 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\d8aa340877029db39894ab14dc81b54603ce9819a62d3b46950a1a60526566e8.exe
    "C:\Users\Admin\AppData\Local\Temp\d8aa340877029db39894ab14dc81b54603ce9819a62d3b46950a1a60526566e8.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3520
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 1251 & powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2228
      • C:\Windows\SysWOW64\chcp.com
        chcp 1251
        3⤵
          PID:4324
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4972
        • 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:2948
      • 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:5080
        • 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:4788
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:2720
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
            PID:4472
          • 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:4576
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              4⤵
              • Creates scheduled task(s)
              PID:2116
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
              PID:4676
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              3⤵
                PID:468
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                  PID:4628
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  3⤵
                    PID:4836
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                      PID:680
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk807" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:1328
                      • C:\Windows\SysWOW64\schtasks.exe
                        SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk807" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        4⤵
                        • Creates scheduled task(s)
                        PID:5004
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk2144" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                        PID:1668
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk7152" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        3⤵
                          PID:4424
                        • C:\Windows\SysWOW64\cmd.exe
                          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk2240" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                          3⤵
                            PID:4448
                          • C:\Windows\SysWOW64\cmd.exe
                            "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                            3⤵
                            • Suspicious use of WriteProcessMemory
                            PID:4728
                            • C:\Windows\SysWOW64\chcp.com
                              chcp 1251
                              4⤵
                                PID:4700
                            • C:\Windows\SysWOW64\cmd.exe
                              "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                              3⤵
                                PID:1812
                                • C:\Windows\SysWOW64\chcp.com
                                  chcp 1251
                                  4⤵
                                    PID:252
                                • C:\Windows\SysWOW64\cmd.exe
                                  "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                                  3⤵
                                    PID:200
                                    • C:\Windows\SysWOW64\chcp.com
                                      chcp 1251
                                      4⤵
                                        PID:2300

                                Network

                                MITRE ATT&CK Enterprise v6

                                Replay Monitor

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                                Downloads

                                • C:\ProgramData\Dllhost\dllhost.exe

                                  Filesize

                                  965KB

                                  MD5

                                  dcc7357e395ab9782dfad31cd4e0e36f

                                  SHA1

                                  d5184e53ed7b13b0275106f74221c7828c575594

                                  SHA256

                                  5e6c874e6880d2dfe346ebb6c339f0e2fd5815f461a45197c22b499a87a68f7b

                                  SHA512

                                  5f62a64d74cd46ef97358a307e8c24fed7cff69c879730f435e0fe01f7d13baa8d1f50e5e63ce486c4a805dbb02bd307ce2ca7874b9fb2ec3a1ec411bdaa8b74

                                • C:\ProgramData\Dllhost\dllhost.exe

                                  Filesize

                                  965KB

                                  MD5

                                  dcc7357e395ab9782dfad31cd4e0e36f

                                  SHA1

                                  d5184e53ed7b13b0275106f74221c7828c575594

                                  SHA256

                                  5e6c874e6880d2dfe346ebb6c339f0e2fd5815f461a45197c22b499a87a68f7b

                                  SHA512

                                  5f62a64d74cd46ef97358a307e8c24fed7cff69c879730f435e0fe01f7d13baa8d1f50e5e63ce486c4a805dbb02bd307ce2ca7874b9fb2ec3a1ec411bdaa8b74

                                • 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

                                  1c19c16e21c97ed42d5beabc93391fc5

                                  SHA1

                                  8ad83f8e0b3acf8dfbbf87931e41f0d664c4df68

                                  SHA256

                                  1bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05

                                  SHA512

                                  7d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c

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

                                  Filesize

                                  18KB

                                  MD5

                                  b09cbaf002cc9a741350b537bde062fd

                                  SHA1

                                  dfd645ce9208e24155050148ccb0e2f05cd0c461

                                  SHA256

                                  ba18ee9ca18130ce7617daf9b045e32694d0f8beb16cf573e8d0e41356f9098d

                                  SHA512

                                  57e2b34a406e8d4dfa504b9fd54c901dbfdd9444c6c2498f38dfcb91feb9f31a4b9e2ff9675224c291d918fed53e711d3e18409de1122e83b894992c44d58888

                                • memory/2228-178-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/2228-177-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/2228-176-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/2228-175-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/2228-174-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-145-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-166-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-141-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-142-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-143-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-144-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-117-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-146-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-147-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-148-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-149-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-150-0x0000000000D20000-0x0000000000DC8000-memory.dmp

                                  Filesize

                                  672KB

                                • memory/3520-151-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-152-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-153-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-154-0x0000000005A50000-0x0000000005F4E000-memory.dmp

                                  Filesize

                                  5.0MB

                                • memory/3520-155-0x0000000005630000-0x00000000056C2000-memory.dmp

                                  Filesize

                                  584KB

                                • memory/3520-156-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-157-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-158-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-159-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-160-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-161-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-162-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-163-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-164-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-165-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-133-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-167-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-168-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-169-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-170-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-171-0x0000000005600000-0x000000000560A000-memory.dmp

                                  Filesize

                                  40KB

                                • memory/3520-172-0x0000000005800000-0x0000000005866000-memory.dmp

                                  Filesize

                                  408KB

                                • memory/3520-139-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-138-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-137-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-136-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-135-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-134-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-118-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-119-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-120-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-121-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-122-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-123-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-124-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-140-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-125-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-126-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-127-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-128-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-129-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-130-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-131-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/3520-132-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/4324-186-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/4324-185-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/4324-180-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/4324-181-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/4324-182-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/4324-184-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/4324-183-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/4972-258-0x0000000007870000-0x0000000007BC0000-memory.dmp

                                  Filesize

                                  3.3MB

                                • memory/4972-267-0x0000000007840000-0x000000000785C000-memory.dmp

                                  Filesize

                                  112KB

                                • memory/4972-228-0x0000000006F80000-0x00000000075A8000-memory.dmp

                                  Filesize

                                  6.2MB

                                • memory/4972-285-0x0000000008FE0000-0x0000000009013000-memory.dmp

                                  Filesize

                                  204KB

                                • memory/4972-223-0x0000000004750000-0x0000000004786000-memory.dmp

                                  Filesize

                                  216KB

                                • memory/4972-188-0x0000000077B00000-0x0000000077C8E000-memory.dmp

                                  Filesize

                                  1.6MB

                                • memory/4972-253-0x0000000007620000-0x0000000007686000-memory.dmp

                                  Filesize

                                  408KB

                                • memory/4972-272-0x0000000007FB0000-0x0000000008026000-memory.dmp

                                  Filesize

                                  472KB

                                • memory/4972-286-0x0000000008FA0000-0x0000000008FBE000-memory.dmp

                                  Filesize

                                  120KB

                                • memory/4972-249-0x0000000006E40000-0x0000000006E62000-memory.dmp

                                  Filesize

                                  136KB

                                • memory/4972-295-0x0000000009020000-0x00000000090C5000-memory.dmp

                                  Filesize

                                  660KB

                                • memory/4972-268-0x0000000007C10000-0x0000000007C5B000-memory.dmp

                                  Filesize

                                  300KB

                                • memory/4972-507-0x0000000009240000-0x0000000009248000-memory.dmp

                                  Filesize

                                  32KB

                                • memory/4972-502-0x0000000009250000-0x000000000926A000-memory.dmp

                                  Filesize

                                  104KB

                                • memory/4972-299-0x00000000092B0000-0x0000000009344000-memory.dmp

                                  Filesize

                                  592KB

                                • memory/5080-722-0x00000000006A0000-0x0000000000750000-memory.dmp

                                  Filesize

                                  704KB