Analysis

  • max time kernel
    34s
  • max time network
    123s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    29-06-2021 15:24

General

  • Target

    asdfa.exe

  • Size

    6.6MB

  • MD5

    84ff84125412cc31a157f9bde26ece4f

  • SHA1

    3696f153950863249b13ebf02c7059c3c3304530

  • SHA256

    d278c3aa58ec53e40450b6316a414cf4440c4de8000e810b1d5a96c1e332b1c6

  • SHA512

    d0dfcfa397f13e77e276e0d82f64513c9489a1fa776bcfd61f927b1433989832f03cb7597171a8c96f8d1fb4ebb564e3f773f75ec5a5b6f792e63bbaa5bc0072

Score
9/10

Malware Config

Signatures

  • Grants admin privileges 1 TTPs

    Uses net.exe to modify the user's privileges.

  • Loads dropped DLL 29 IoCs
  • Program crash 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\asdfa.exe
    "C:\Users\Admin\AppData\Local\Temp\asdfa.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Users\Admin\AppData\Local\Temp\asdfa.exe
      "C:\Users\Admin\AppData\Local\Temp\asdfa.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1876
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c wmic ntdomain get domainname
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1200
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic ntdomain get domainname
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2020
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c net localgroup administrators
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2456
        • C:\Windows\SysWOW64\net.exe
          net localgroup administrators
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3008
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 localgroup administrators
            5⤵
              PID:3736
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c net group "domain admins" /domain
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3844
          • C:\Windows\SysWOW64\net.exe
            net group "domain admins" /domain
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2884
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 group "domain admins" /domain
              5⤵
                PID:2812
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\SysNative\WindowsPowerShell\v1.0\powershell.exe -exec bypass "import-module C:\Users\Admin\AppData\Local\Temp\m2.ps1"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3308
            • C:\Windows\system32\WerFault.exe
              C:\Windows\system32\WerFault.exe -u -p 3308 -s 1896
              4⤵
              • Program crash
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2652

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/1876-169-0x0000000002740000-0x0000000002750000-memory.dmp

        Filesize

        64KB

      • memory/1876-127-0x0000000000A61000-0x0000000000A66000-memory.dmp

        Filesize

        20KB

      • memory/1876-173-0x0000000002750000-0x0000000002765000-memory.dmp

        Filesize

        84KB

      • memory/1876-131-0x0000000002DD0000-0x0000000002E85000-memory.dmp

        Filesize

        724KB

      • memory/1876-156-0x0000000000D00000-0x0000000000D10000-memory.dmp

        Filesize

        64KB

      • memory/1876-143-0x0000000002E90000-0x0000000002F0C000-memory.dmp

        Filesize

        496KB

      • memory/3308-188-0x0000017C25160000-0x0000017C25161000-memory.dmp

        Filesize

        4KB

      • memory/3308-189-0x0000017C3D410000-0x0000017C3D412000-memory.dmp

        Filesize

        8KB

      • memory/3308-190-0x0000017C3D413000-0x0000017C3D415000-memory.dmp

        Filesize

        8KB

      • memory/3308-195-0x0000017C3D350000-0x0000017C3D351000-memory.dmp

        Filesize

        4KB

      • memory/3308-208-0x0000017C3D416000-0x0000017C3D418000-memory.dmp

        Filesize

        8KB