Analysis

  • max time kernel
    149s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/05/2024, 01:57

General

  • Target
    b6fc0d48d38793e38b1eecfdff072f056c2e065e3f5824a98330c3b5fc021241.exe
  • Size 285KB
  • Sample240520-cdr1lsec88
  • SHA256 b6fc0d48d38793e38b1eecfdff072f056c2e065e3f5824a98330c3b5fc021241
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 10 IoCs
  • UPX dump on OEP (original entry point) 22 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • UPX packed file 22 IoCs

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

  • 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).

  • 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\b6fc0d48d38793e38b1eecfdff072f056c2e065e3f5824a98330c3b5fc021241.exe
    "C:\Users\Admin\AppData\Local\Temp\b6fc0d48d38793e38b1eecfdff072f056c2e065e3f5824a98330c3b5fc021241.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\gpSNe.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3672
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java Machine" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe" /f
        3⤵
        • Adds Run key to start application
        PID:944
    • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
      "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1176
      • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3504
        • 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:1268
          • 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:4116
        • 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\JavaWeb\jusched.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2888
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:2712
        • 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:2272
          • 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:5056
        • 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\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3944
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:4404
      • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2756
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4124,i,5711962389779687290,1245653010537220991,262144 --variations-seed-version --mojo-platform-channel-handle=4040 /prefetch:8
    1⤵
      PID:3588

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          gpSNe.txt

          • Path C:\Users\Admin\AppData\Local\Temp\gpSNe.txt
          • Size 149B
          • SHA256 2b77cf051bb584aada8b9e5e07cba06e2077b42f009c33d10e31994ceec10384
          • MD5 SHA1 SHA512

          jusched.txt

          • Path C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.txt
          • Size 285KB
          • SHA256 e11194f3c4d7fa04b787a47072acd584dd31670197b7c3ef24a6744ae227e777
          • MD5 SHA1 SHA512 SSDEEP

          memory/1176-28-0x0000000000400000-0x00000000005A8000-memory.dmp

          memory/1176-52-0x0000000000400000-0x00000000005A8000-memory.dmp

          memory/1688-30-0x0000000000400000-0x00000000005A8000-memory.dmp

          memory/1688-0-0x0000000000400000-0x00000000005A8000-memory.dmp

          memory/2756-47-0x0000000000400000-0x0000000000409000-memory.dmp

          memory/2756-56-0x0000000000400000-0x0000000000409000-memory.dmp

          memory/2756-41-0x0000000000400000-0x0000000000409000-memory.dmp

          memory/2756-48-0x0000000000400000-0x0000000000409000-memory.dmp

          memory/3504-33-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-38-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-55-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-36-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-57-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-58-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-63-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-65-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-68-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-70-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-75-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-77-0x0000000000400000-0x000000000045C000-memory.dmp

          memory/3504-84-0x0000000000400000-0x000000000045C000-memory.dmp