Analysis

  • max time kernel
    148s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    17-04-2024 16:52

General

  • Target

    f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe

  • Size

    644KB

  • MD5

    f63cc7f543052c50b779bad5dd2576b6

  • SHA1

    3c5bd82191290da5d00da2426ab649a47f1189d5

  • SHA256

    c2635df0fe0afb8a959a774b083cb7d23b977c9941a4d80f0cf61a3cfac88a88

  • SHA512

    d02df0d7135f04ce6569cdac9298708db504e1adc268d933a5ca58ea06fea28b360f7094f2510778aabb1a76ed182c96488d06eabe8e7bb73976e4d6b1b7603b

  • SSDEEP

    12288:3SjO5jIAkkyMnFRvS8O5zGVQZHluCWILdfZu60OXv/E+6hf:Ci5Hk9eR8zGVQZvWiZueE+6hf

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 8 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • 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 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Users\Admin\AppData\Local\Temp\f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe"
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Users\Admin\AppData\Local\Temp\f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe"
        3⤵
        • 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:2740
        • 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:2696
          • 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:2636
        • 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\f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2412
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\f63cc7f543052c50b779bad5dd2576b6_JaffaCakes118.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:2632
        • 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:2420
          • 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:1844
        • 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\updater\driver_32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\updater\driver_32.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2452
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\updater\driver_32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\updater\driver_32.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:1620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2600-28-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2600-4-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2600-6-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2600-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2600-12-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2600-14-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2600-17-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2600-2-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2740-42-0x0000000075690000-0x0000000075730000-memory.dmp

    Filesize

    640KB

  • memory/2740-46-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-26-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-20-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-37-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-39-0x0000000076CF0000-0x0000000076E00000-memory.dmp

    Filesize

    1.1MB

  • memory/2740-40-0x0000000075690000-0x0000000075730000-memory.dmp

    Filesize

    640KB

  • memory/2740-41-0x0000000077561000-0x0000000077562000-memory.dmp

    Filesize

    4KB

  • memory/2740-18-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-43-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-44-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-22-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-47-0x0000000076CF0000-0x0000000076E00000-memory.dmp

    Filesize

    1.1MB

  • memory/2740-48-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-49-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-51-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-52-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-53-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-55-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-56-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-57-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-59-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-60-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2740-61-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB