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Analysis

  • max time kernel
    334s
  • max time network
    355s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2022, 10:40

General

  • Target

    b7a3050ee603440fdf8a865319342f65f6c93983e998ca700e6852d32f05270f.exe

  • Size

    1.0MB

  • MD5

    c1531d22af6f9310a33649b65c59e268

  • SHA1

    76e1a348db1020570d9bb2bc5b10c07a1b476080

  • SHA256

    b7a3050ee603440fdf8a865319342f65f6c93983e998ca700e6852d32f05270f

  • SHA512

    ee382b37bfc27474e3bb8853fd8092b8171f50e5037e67ee10fb20df6b59b4ad3aa1167a77c6740123f3e2d3644a884837076f4c0e8627d0c898aa2302ec8e95

  • SSDEEP

    12288:pb7RLI78pE/m4L9RnYJMP1cfQArt7k7TSEnozTYGbTB4NsM2PEaCxQoXjGblg+Ez:dk/mjuRu7yPo4iCz8Se6

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
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 4 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7a3050ee603440fdf8a865319342f65f6c93983e998ca700e6852d32f05270f.exe
    "C:\Users\Admin\AppData\Local\Temp\b7a3050ee603440fdf8a865319342f65f6c93983e998ca700e6852d32f05270f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3632
    • C:\Users\Admin\AppData\Local\Temp\b7a3050ee603440fdf8a865319342f65f6c93983e998ca700e6852d32f05270f.exe
      "C:\Users\Admin\AppData\Local\Temp\b7a3050ee603440fdf8a865319342f65f6c93983e998ca700e6852d32f05270f.exe"
      2⤵
      • Adds policy Run key to start application
      • Modifies Installed Components in the registry
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1668
      • 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:1088
        • 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:2400
      • 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\b7a3050ee603440fdf8a865319342f65f6c93983e998ca700e6852d32f05270f.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\b7a3050ee603440fdf8a865319342f65f6c93983e998ca700e6852d32f05270f.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1288
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\b7a3050ee603440fdf8a865319342f65f6c93983e998ca700e6852d32f05270f.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\b7a3050ee603440fdf8a865319342f65f6c93983e998ca700e6852d32f05270f.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:3120
      • 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\Louzz.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Louzz.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1364
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Louzz.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Louzz.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:1404
      • 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:3328
        • 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:3008

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/0-141-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1668-136-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1668-138-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1668-139-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1668-153-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/3632-132-0x0000000000400000-0x0000000000502000-memory.dmp

    Filesize

    1.0MB

  • memory/3632-152-0x0000000000400000-0x0000000000502000-memory.dmp

    Filesize

    1.0MB