Analysis

  • max time kernel
    152s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2022 01:31

General

  • Target

    96f711da81e3dfa05defcc7806849663907dc1fe978b5215af6fdd79d22512bc.exe

  • Size

    497KB

  • MD5

    b8cc28af488668c1937b3624ff63e3d5

  • SHA1

    87bbe47cad21b48c8eebdac3d5f6ebfb295b6736

  • SHA256

    96f711da81e3dfa05defcc7806849663907dc1fe978b5215af6fdd79d22512bc

  • SHA512

    8d6f5a75f971fd1182d58f7c8c6cd7ccce2eec741af3f75b15d5eae2e51821d0a35b7c9a9e483d561919501f42fa48b388748e7ce81c7354a22db936768b2799

  • SSDEEP

    12288:WEA5KSbBhHZ1mhX/piQR9QTuB33vVQEKoJvZWK:WEAXbBh5KYQQceZoJvl

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 6 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\96f711da81e3dfa05defcc7806849663907dc1fe978b5215af6fdd79d22512bc.exe
    "C:\Users\Admin\AppData\Local\Temp\96f711da81e3dfa05defcc7806849663907dc1fe978b5215af6fdd79d22512bc.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1072
      • 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
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1996
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies registry key
          PID:1076
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1448
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:1044
      • 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
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1020
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:1516
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\turmoilscape.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\turmoilscape.exe:*:Enabled:Windows Messanger" /f
        3⤵
          PID:472
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\turmoilscape.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\turmoilscape.exe:*:Enabled:Windows Messanger" /f
            4⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:1816
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\webengine.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\webengine.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2012
        • C:\Users\Admin\AppData\Local\Temp\MSBuild.exe
          "C:\Users\Admin\AppData\Local\Temp\MSBuild.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1540
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
            4⤵
            • Suspicious use of SetWindowsHookEx
            PID:784

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

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

      Filesize

      497KB

      MD5

      b8cc28af488668c1937b3624ff63e3d5

      SHA1

      87bbe47cad21b48c8eebdac3d5f6ebfb295b6736

      SHA256

      96f711da81e3dfa05defcc7806849663907dc1fe978b5215af6fdd79d22512bc

      SHA512

      8d6f5a75f971fd1182d58f7c8c6cd7ccce2eec741af3f75b15d5eae2e51821d0a35b7c9a9e483d561919501f42fa48b388748e7ce81c7354a22db936768b2799

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

      Filesize

      497KB

      MD5

      b8cc28af488668c1937b3624ff63e3d5

      SHA1

      87bbe47cad21b48c8eebdac3d5f6ebfb295b6736

      SHA256

      96f711da81e3dfa05defcc7806849663907dc1fe978b5215af6fdd79d22512bc

      SHA512

      8d6f5a75f971fd1182d58f7c8c6cd7ccce2eec741af3f75b15d5eae2e51821d0a35b7c9a9e483d561919501f42fa48b388748e7ce81c7354a22db936768b2799

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\webengine.exe

      Filesize

      8KB

      MD5

      8117d80b0e093b8a22808439e98f8438

      SHA1

      95e85605a119569be1171e738ab1933d72b4d4ac

      SHA256

      e1d07433984dc20260f212e464fcdd75e0cca098b4c40d9d940ad71995e74699

      SHA512

      bef89879f3b5e3b9a3cad130ef33ca6d9a6b55e0b47dd6c47fd94efb343bf9b5d904bdccc52e2416ac68d12a1077102a2015fd8c9f92defcb83514f0d10e06a3

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\webengine.exe

      Filesize

      8KB

      MD5

      8117d80b0e093b8a22808439e98f8438

      SHA1

      95e85605a119569be1171e738ab1933d72b4d4ac

      SHA256

      e1d07433984dc20260f212e464fcdd75e0cca098b4c40d9d940ad71995e74699

      SHA512

      bef89879f3b5e3b9a3cad130ef33ca6d9a6b55e0b47dd6c47fd94efb343bf9b5d904bdccc52e2416ac68d12a1077102a2015fd8c9f92defcb83514f0d10e06a3

    • \Users\Admin\AppData\Local\Temp\MSBuild.exe

      Filesize

      497KB

      MD5

      b8cc28af488668c1937b3624ff63e3d5

      SHA1

      87bbe47cad21b48c8eebdac3d5f6ebfb295b6736

      SHA256

      96f711da81e3dfa05defcc7806849663907dc1fe978b5215af6fdd79d22512bc

      SHA512

      8d6f5a75f971fd1182d58f7c8c6cd7ccce2eec741af3f75b15d5eae2e51821d0a35b7c9a9e483d561919501f42fa48b388748e7ce81c7354a22db936768b2799

    • \Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\webengine.exe

      Filesize

      8KB

      MD5

      8117d80b0e093b8a22808439e98f8438

      SHA1

      95e85605a119569be1171e738ab1933d72b4d4ac

      SHA256

      e1d07433984dc20260f212e464fcdd75e0cca098b4c40d9d940ad71995e74699

      SHA512

      bef89879f3b5e3b9a3cad130ef33ca6d9a6b55e0b47dd6c47fd94efb343bf9b5d904bdccc52e2416ac68d12a1077102a2015fd8c9f92defcb83514f0d10e06a3

    • memory/1072-60-0x0000000000400000-0x0000000000478000-memory.dmp

      Filesize

      480KB

    • memory/1072-59-0x0000000000400000-0x0000000000478000-memory.dmp

      Filesize

      480KB

    • memory/1072-57-0x0000000000400000-0x0000000000478000-memory.dmp

      Filesize

      480KB

    • memory/1072-56-0x0000000000400000-0x0000000000478000-memory.dmp

      Filesize

      480KB

    • memory/1072-94-0x0000000000401000-0x000000000046F000-memory.dmp

      Filesize

      440KB

    • memory/1208-109-0x0000000074A50000-0x0000000074FFB000-memory.dmp

      Filesize

      5.7MB

    • memory/1208-54-0x0000000075D01000-0x0000000075D03000-memory.dmp

      Filesize

      8KB

    • memory/1208-55-0x0000000074A50000-0x0000000074FFB000-memory.dmp

      Filesize

      5.7MB

    • memory/1540-100-0x0000000074A50000-0x0000000074FFB000-memory.dmp

      Filesize

      5.7MB

    • memory/1540-111-0x0000000074A50000-0x0000000074FFB000-memory.dmp

      Filesize

      5.7MB

    • memory/2012-97-0x0000000074A50000-0x0000000074FFB000-memory.dmp

      Filesize

      5.7MB

    • memory/2012-110-0x0000000074A50000-0x0000000074FFB000-memory.dmp

      Filesize

      5.7MB