Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/06/2024, 10:16

General

  • Target
    159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe
  • Size 600KB
  • Sample240627-marksawckc
  • SHA256 c825a1cac47c348f08ffbcb4f10c3d5a1f3505d1c97245c3b2808b4ff3ec0a7f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • latentbot

C2
  • nyandcompany.zapto.org

  • 1nyandcompany.zapto.org

  • 2nyandcompany.zapto.org

  • 3nyandcompany.zapto.org

  • 4nyandcompany.zapto.org

  • 5nyandcompany.zapto.org

  • 6nyandcompany.zapto.org

  • 7nyandcompany.zapto.org

  • 8nyandcompany.zapto.org

Signatures

  • LatentBot

    Modular trojan written in Delphi which has been in-the-wild since 2013.

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2260
    • C:\Users\Admin\AppData\Local\Temp\159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe"
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2440
      • C:\Users\Admin\AppData\Local\Temp\159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe"
        3⤵
        • Adds policy Run key to start application
        • Boot or Logon Autostart Execution: Active Setup
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1224
        • 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:1516
          • 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:1376
        • 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\159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3312
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\159f90d0509b218f3d15d1d5fb32385e_JaffaCakes118.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:3212
        • 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:3556
          • 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:3700
        • 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\A116.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\A116.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:532
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\A116.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\A116.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:2456

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        A116.exe

        • Path C:\Users\Admin\AppData\Roaming\A116.exe
        • Size 600KB
        • SHA256 c825a1cac47c348f08ffbcb4f10c3d5a1f3505d1c97245c3b2808b4ff3ec0a7f
        • MD5 SHA1 SHA512 SSDEEP

        memory/1224-25-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-30-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-57-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-12-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-54-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-23-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-24-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-51-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-8-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-26-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-29-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-33-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-39-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-45-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/1224-48-0x0000000000400000-0x0000000000470000-memory.dmp

        memory/2440-2-0x0000000000400000-0x0000000000475000-memory.dmp

        memory/2440-5-0x0000000000400000-0x0000000000475000-memory.dmp

        memory/2440-14-0x0000000000400000-0x0000000000475000-memory.dmp