Analysis

  • max time kernel
    109s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 23:55

General

  • Target

    d543359dd622e82892a9ba6225d84707a56e723f4f093bdf0c95e27efdccf98dN.exe

  • Size

    293KB

  • MD5

    8c3b257c8eeb716f031d139d0cb7e0f0

  • SHA1

    c7830338effc41014091fabf61cf31e43833eee4

  • SHA256

    d543359dd622e82892a9ba6225d84707a56e723f4f093bdf0c95e27efdccf98d

  • SHA512

    f1680c394e87ad690528cca691dc3522762353bc3958938828764aae65ae1d206b14bb858323740f70acca94ebd3aa46950412a32c90a5e45c263f839ec6a58d

  • SSDEEP

    3072:ut9VrYlEYNE+pYO/PZXgNtwVJiyQ2/YO/PZXgNtwVJiyQ2Prlsodwpx:ut9V82Y2yP9UOVJiyv1P9UOVJiyvLm

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 6 IoCs
  • UAC bypass 3 TTPs 3 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
  • Adds policy Run key to start application 2 TTPs 6 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 7 IoCs
  • Modifies WinLogon 2 TTPs 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies registry key 1 TTPs 3 IoCs
  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d543359dd622e82892a9ba6225d84707a56e723f4f093bdf0c95e27efdccf98dN.exe
    "C:\Users\Admin\AppData\Local\Temp\d543359dd622e82892a9ba6225d84707a56e723f4f093bdf0c95e27efdccf98dN.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2956
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\misrosoft.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4180
    • C:\Users\Admin\AppData\Local\Temp\misrosoft.exe
      "C:\Users\Admin\AppData\Local\Temp\misrosoft.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Adds policy Run key to start application
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • Modifies WinLogon
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1692
      • C:\Windows\SysWOW64\cmd.exe
        /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:776
        • C:\Windows\SysWOW64\reg.exe
          C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
          4⤵
          • UAC bypass
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4568
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\install.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4348
        • C:\Windows\SysWOW64\PING.EXE
          PING 127.0.0.1 -n 2
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:452
        • C:\Users\Admin\AppData\Roaming\defender\microsoft.exe
          "C:\Users\Admin\AppData\Roaming\defender\microsoft.exe"
          4⤵
          • Modifies WinLogon for persistence
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Adds policy Run key to start application
          • Executes dropped EXE
          • Adds Run key to start application
          • Modifies WinLogon
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2276
          • C:\Windows\SysWOW64\cmd.exe
            /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2260
            • C:\Windows\SysWOW64\reg.exe
              C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
              6⤵
              • UAC bypass
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:468
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\defender (2).exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1624
    • C:\Users\Admin\AppData\Local\Temp\defender (2).exe
      "C:\Users\Admin\AppData\Local\Temp\defender (2).exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1072
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\defender.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1780
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\defender.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\defender.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Adds policy Run key to start application
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • Modifies WinLogon
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4408
      • C:\Windows\SysWOW64\cmd.exe
        /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2268
        • C:\Windows\SysWOW64\reg.exe
          C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
          4⤵
          • UAC bypass
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:3600
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\install.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2696
        • C:\Windows\SysWOW64\PING.EXE
          PING 127.0.0.1 -n 2
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:4716

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

    Filesize

    944B

    MD5

    6d42b6da621e8df5674e26b799c8e2aa

    SHA1

    ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

    SHA256

    5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

    SHA512

    53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

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

    Filesize

    944B

    MD5

    22310ad6749d8cc38284aa616efcd100

    SHA1

    440ef4a0a53bfa7c83fe84326a1dff4326dcb515

    SHA256

    55b1d8021c4eb4c3c0d75e3ed7a4eb30cd0123e3d69f32eeb596fe4ffec05abf

    SHA512

    2ef08e2ee15bb86695fe0c10533014ffed76ececc6e579d299d3365fafb7627f53e32e600bb6d872b9f58aca94f8cb7e1e94cdfd14777527f7f0aa019d9c6def

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_54pepa4h.vne.psm1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\defender (2).exe

    Filesize

    92KB

    MD5

    018087124a68d932b08441955984e5a4

    SHA1

    4ce20358d6c440c9814ca7b892930f499913401c

    SHA256

    df3917c693593e978512e4fdb0c3f0dc892393c88c1a1b09a2d6afa75e3240ec

    SHA512

    66506ecb809019be202401021d8aae3bd3429b858832d9fc8ae9a90d3d293eeacc802d540c064d6b4a590a5c280317f66214be07a1b965ccf77eaa8d52efcd57

  • C:\Users\Admin\AppData\Local\Temp\install.bat

    Filesize

    159B

    MD5

    91a2507abed09c48bac27a9204b9f7e2

    SHA1

    d34be7add1f08c7a3c0e6dc4a6251fcbb3620176

    SHA256

    65cdf9c336984b99b79f4d22001adce5527c2bf96d5145f2b30389d07bed18f4

    SHA512

    5f8e0420fa9edb57c980fcd94f350c3d68cf0e92eb00423b33e21f5023cc39f1229d8e7ffcd2ef098bc187fa3eda4652f88aa8871c8695783d360559470dc47a

  • C:\Users\Admin\AppData\Local\Temp\install.bat

    Filesize

    201B

    MD5

    fe1703cfb0217733080dace7a21c86e3

    SHA1

    afd0b0c55a06ab80f01ff49b890faf9da676c15b

    SHA256

    5e923f2f31cfb11dc2a824a10b0d7e9972e52f54f9e4eec5fe10fa509f1bd233

    SHA512

    a30282dbebd07d986c3d501dfe8ade4e25f5ed8b6a1148356836db38deb12cee3c9679797c7a43e20f1616ba1d41b8b45e168dd2017a17d181636e83f6865488

  • C:\Users\Admin\AppData\Local\Temp\misrosoft.exe

    Filesize

    92KB

    MD5

    cb70f204cff86929460417f9f9d2006a

    SHA1

    0f961fa8ea5c3732fddd7a920840940c5d9ebf36

    SHA256

    199babe8f13c8a6a08754c697bf04df6b6f06c45de3c7ba7b55666f406baf912

    SHA512

    03c2e62316ce6acd3e8c85cba20cb63bbb39a2ef7947a669e0feb45e911d5fe9a6fa87003eb00a9235749a74ed1f8d5e530ae1ed183f0d2f72d038882681d5c8

  • memory/2956-0-0x00007FFEFDC73000-0x00007FFEFDC75000-memory.dmp

    Filesize

    8KB

  • memory/2956-23-0x00007FFEFDC70000-0x00007FFEFE731000-memory.dmp

    Filesize

    10.8MB

  • memory/2956-75-0x00007FFEFDC70000-0x00007FFEFE731000-memory.dmp

    Filesize

    10.8MB

  • memory/2956-1-0x0000000000F00000-0x0000000000F4E000-memory.dmp

    Filesize

    312KB

  • memory/4180-17-0x00007FFEFDC70000-0x00007FFEFE731000-memory.dmp

    Filesize

    10.8MB

  • memory/4180-14-0x00007FFEFDC70000-0x00007FFEFE731000-memory.dmp

    Filesize

    10.8MB

  • memory/4180-13-0x00007FFEFDC70000-0x00007FFEFE731000-memory.dmp

    Filesize

    10.8MB

  • memory/4180-12-0x00007FFEFDC70000-0x00007FFEFE731000-memory.dmp

    Filesize

    10.8MB

  • memory/4180-11-0x000001D5FA170000-0x000001D5FA192000-memory.dmp

    Filesize

    136KB