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Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/05/2024, 09:47

General

  • Target

    b32ab2de851bdaf8ea45c2b5e986cfa0_NeikiAnalytics.exe

  • Size

    5.7MB

  • MD5

    b32ab2de851bdaf8ea45c2b5e986cfa0

  • SHA1

    f7d851e4970758e5b8ea3efaab77795425e6a059

  • SHA256

    ff999f9bca7aa7fd1560a7155fa58c6e05a563c159819399980370327586929a

  • SHA512

    3dc011884a3cd521569e398420982a02d5aadee16c82ffe65acdf6bc285af8946dffd197e3a77732322ea2f6d0a101989747801f035b7a172dd993cf526892b9

  • SSDEEP

    98304:aJnPsinGJq1y7eYEP4o18frP3wbzWFimaI7dlZtWV:JinF4gbzWFimaI7dlzWV

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 5 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 22 IoCs
  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b32ab2de851bdaf8ea45c2b5e986cfa0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\b32ab2de851bdaf8ea45c2b5e986cfa0_NeikiAnalytics.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Adds Run key to start application
    • Enumerates connected drives
    • Installs/modifies Browser Helper Object
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1908
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
      2⤵
        PID:4076
      • C:\Windows\SysWOW64\regsvr32.exe
        "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
        2⤵
          PID:2276
        • C:\Windows\SysWOW64\regsvr32.exe
          "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMIECC64.dll"
          2⤵
            PID:4512
          • C:\Windows\SysWOW64\regsvr32.exe
            "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMGetAll64.dll"
            2⤵
              PID:3624
            • C:\Windows\SysWOW64\regsvr32.exe
              "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\downlWithIDM64.dll"
              2⤵
                PID:2220

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Program Files\Common Files\System\symsrv.dll

              Filesize

              67KB

              MD5

              7574cf2c64f35161ab1292e2f532aabf

              SHA1

              14ba3fa927a06224dfe587014299e834def4644f

              SHA256

              de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

              SHA512

              4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

            • C:\Program Files\Common Files\System\symsrv.dll.000

              Filesize

              175B

              MD5

              1130c911bf5db4b8f7cf9b6f4b457623

              SHA1

              48e734c4bc1a8b5399bff4954e54b268bde9d54c

              SHA256

              eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

              SHA512

              94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

            • memory/1908-4-0x0000000010000000-0x0000000010030000-memory.dmp

              Filesize

              192KB

            • memory/1908-15-0x0000000010000000-0x0000000010030000-memory.dmp

              Filesize

              192KB

            • memory/1908-14-0x00000000006C0000-0x0000000000C6B000-memory.dmp

              Filesize

              5.7MB

            • memory/1908-22-0x0000000010000000-0x0000000010030000-memory.dmp

              Filesize

              192KB

            • memory/1908-21-0x00000000006C0000-0x0000000000C6B000-memory.dmp

              Filesize

              5.7MB

            • memory/1908-26-0x0000000010000000-0x0000000010030000-memory.dmp

              Filesize

              192KB

            • memory/1908-25-0x00000000006C0000-0x0000000000C6B000-memory.dmp

              Filesize

              5.7MB

            • memory/1908-48-0x00000000006C0000-0x0000000000C6B000-memory.dmp

              Filesize

              5.7MB