Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2024 05:13

General

  • Target

    eb4632bcaf56a47ec25919767657f725cc0e9688c30478b81f49498b4125a5f6.exe

  • Size

    1.7MB

  • MD5

    6f7b8480a4cb654f4f7c752711d47ffd

  • SHA1

    0d2c246bbbd8cb7d838a9d1bd77bd0c4ad0b9728

  • SHA256

    eb4632bcaf56a47ec25919767657f725cc0e9688c30478b81f49498b4125a5f6

  • SHA512

    0ec8a0b4339a42284c9e17258982033f1673697005d98a888eb5fdd2bd269a16c980d49063bb0814579f6205fe1fd14206d3025e66fef1c528a5a9dd01393146

  • SSDEEP

    12288:Y6sg9q8utL6R91NNaUfViptH0D9wvT1xkZTWbq6Pknm2N5kv7Z62J5ugQ8cY47OO:YyG6RGjv7biFpVUu

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 22 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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.

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb4632bcaf56a47ec25919767657f725cc0e9688c30478b81f49498b4125a5f6.exe
    "C:\Users\Admin\AppData\Local\Temp\eb4632bcaf56a47ec25919767657f725cc0e9688c30478b81f49498b4125a5f6.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\uxqZE.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3748
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "WinUpdt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3612
    • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe
      "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1096
      • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe
        "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1344
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2112
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3032
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4048
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1820
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2088
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3472
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2640
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4076
      • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe
        "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3556

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\uxqZE.txt

    Filesize

    152B

    MD5

    deba559edd7e3c8dcc3e27362ac41cde

    SHA1

    a5688d69bc779c836262874f344de154ae7e7219

    SHA256

    49f5709cc8357f7e406ae904f54d82d476094e2e93dc93308147d8ed9a175a90

    SHA512

    9296532fd85f48b49802be12a8581453f84274cada2433d082d5901bd86c57c86bdcc4bd4420d2f6014d1e964f0b1234eb0d34bd23ffad22c9ae02f615847fbd

  • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt3.txt

    Filesize

    1.7MB

    MD5

    b1b540f076dee2346d8d629b2fe64c07

    SHA1

    44a9f3096501644cb8525ee5c75c9b0e3252951d

    SHA256

    6009302ae8841d7f55000a980720e40f390afb84c6ca15e61e0d29544df9f1c3

    SHA512

    a39ff73e5add7659c964f53627a761cb82cdf4b95b1e4fa5765776229f3562c2a4828f78ba1df18fc5db0a37def7a43c9fe56e19499be446ad8f5cc92b819352

  • memory/1096-50-0x0000000000400000-0x00000000005B6000-memory.dmp

    Filesize

    1.7MB

  • memory/1344-36-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-53-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-65-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-34-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-81-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-31-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-76-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-62-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-51-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-74-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-67-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-55-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-58-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1344-60-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3492-28-0x0000000000400000-0x00000000005B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3492-0-0x0000000000400000-0x00000000005B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3556-47-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3556-52-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3556-45-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3556-42-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB