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Analysis

  • max time kernel
    154s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2022, 18:00

General

  • Target

    a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe

  • Size

    202KB

  • MD5

    01e5e010bef7c10fe7dd883e699f4eac

  • SHA1

    2f419d25f05fdde66e34eb226bf7f5fb9a9bfeaa

  • SHA256

    a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26

  • SHA512

    fc5c2e90bb5964e4b6dd1632e5eedca831d17d1ed6a74a3d9858bded3f3cf6b6397a5652569c4463aec0cad92db62bb10ca687fe45f9d6d999d76fbe5b693520

  • SSDEEP

    6144:uJkgf0fCW3Nk+FF8VHsCIbRgS1m92wql+czAhr0+B:uJ+acNkyFoHs1Ns2v+wGr0+

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 10 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 1 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe
    "C:\Users\Admin\AppData\Local\Temp\a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4992
    • C:\Users\Admin\AppData\Local\Temp\a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe
      "C:\Users\Admin\AppData\Local\Temp\a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1996
      • C:\Users\Admin\AppData\Local\Temp\a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe
        "C:\Users\Admin\AppData\Local\Temp\a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe"
        3⤵
        • Adds policy Run key to start application
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4124
        • 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⤵
          • Suspicious use of WriteProcessMemory
          PID:3596
          • 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
            • Modifies registry key
            PID:2348
        • 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\a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3728
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\a075708e22f9516638363f162c5c13c15edc9ff228715b3f23eeec329806fa26.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:208
        • 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⤵
          • Suspicious use of WriteProcessMemory
          PID:628
          • 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
            • Modifies registry key
            PID:2804
        • 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\ZBS.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\ZBS.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1148
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\ZBS.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\ZBS.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:308
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 344
        3⤵
        • Program crash
        PID:228
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1996 -ip 1996
    1⤵
      PID:1300

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\M6cG8hfMDbj1.txt

      Filesize

      2KB

      MD5

      7d789ed47fe14ba828e907e46035499d

      SHA1

      7b5fe9025f5fffc1639c604b3784db333de2c459

      SHA256

      b286ea5967864bdd4188e60d22830ebd92cedb7ba1f5119b313eb03b2b174a19

      SHA512

      afc27bbc66b740d8dc8e82639ab1487d486e2fd002c21edfd78e791877569168906243048ee23e86a9cd1cd365579e279340221b9181d055b1334f90053d4541

    • memory/1996-136-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/1996-144-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/4124-145-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/4124-139-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/4124-154-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB