Analysis

  • max time kernel
    119s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2024, 13:27

General

  • Target
    2025c3cc4285795c168876c48bae9c9693ba5fc0520c78318973bad73ef98837N.exe
  • Size 2.4MB
  • Sample241109-qqbfaaxrer
  • SHA256 2025c3cc4285795c168876c48bae9c9693ba5fc0520c78318973bad73ef98837
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 22 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025c3cc4285795c168876c48bae9c9693ba5fc0520c78318973bad73ef98837N.exe
    "C:\Users\Admin\AppData\Local\Temp\2025c3cc4285795c168876c48bae9c9693ba5fc0520c78318973bad73ef98837N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2160
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\suyqZ.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1096
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java(TM) Platform SE Auto Updator 2.1" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1780
    • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
      "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1260
      • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2988
        • 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⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4224
          • 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
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2136
        • 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\Java\uninstall.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3280
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1092
        • 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⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1692
          • 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
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4856
        • 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\Falaheye.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Falaheye.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1416
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Falaheye.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Falaheye.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4652
      • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:400

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        suyqZ.txt

        • Path C:\Users\Admin\AppData\Local\Temp\suyqZ.txt
        • Size 173B
        • SHA256 79747cbd0b884c6870d0ab8b90e4b64af598f1c1c97b2eb31c1fc1a1d6128189
        • MD5 SHA1 SHA512

        uninstall.txt

        • Path C:\Users\Admin\AppData\Roaming\Java\uninstall.txt
        • Size 2.4MB
        • SHA256 5ac01b50734469febe084b189358db3abf2fd2073d1899e06b42db3d17c60226
        • MD5 SHA1 SHA512 SSDEEP

        memory/400-46-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/400-53-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/400-44-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/400-41-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/1260-28-0x0000000000400000-0x000000000065F000-memory.dmp

        memory/1260-51-0x0000000000400000-0x000000000065F000-memory.dmp

        memory/2160-31-0x0000000000400000-0x000000000065F000-memory.dmp

        memory/2160-0-0x0000000000400000-0x000000000065F000-memory.dmp

        memory/2988-35-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-32-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-52-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-37-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-54-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-56-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-59-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-61-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-63-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-66-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-68-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-70-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2988-75-0x0000000000400000-0x000000000045C000-memory.dmp