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Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/07/2024, 02:05

General

  • Target

    2a9c2055eb3ae1f0c97059f30bef9a75_JaffaCakes118.exe

  • Size

    920KB

  • MD5

    2a9c2055eb3ae1f0c97059f30bef9a75

  • SHA1

    a0e8f260716e6fd0c5f60532fe1a7e9d244b22b8

  • SHA256

    5d05135b012e45809db6aac2495201c32f94e59bab6a66307e898c5dc9e9e2d1

  • SHA512

    816f22601219c9af41cfbbdedf8192e5b86a956fba1b653a6a7880cf96e48f4e2d470b4751bd10fce17d1d1a183ada8a4afa03cf3349409246b3e8eaa6fb5574

  • SSDEEP

    12288:5iu7xXNAZGLh1fd0MNWc7j3SRX1Xr41+HczP/e7gV/ngTCzc2W7zCf5tenIXkS/m:MutXdLCatt/e8SPrG

Score
10/10

Malware Config

Signatures

  • 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 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a9c2055eb3ae1f0c97059f30bef9a75_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2a9c2055eb3ae1f0c97059f30bef9a75_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1560
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
      • 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:1596
      • 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:3056
        • 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:440
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\SysWOW64\svchost.exe" /t REG_SZ /d "C:\Windows\SysWOW64\svchost.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3376
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\SysWOW64\svchost.exe" /t REG_SZ /d "C:\Windows\SysWOW64\svchost.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:1464
      • 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:1584
        • 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:3672
      • 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\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1244
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:2944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1560-0-0x0000000074BB2000-0x0000000074BB3000-memory.dmp

    Filesize

    4KB

  • memory/1560-1-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1560-2-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1560-8-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1560-7-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1560-9-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1596-3-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/1596-6-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/1596-13-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/1596-14-0x0000000000FD0000-0x0000000000FDE000-memory.dmp

    Filesize

    56KB

  • memory/1596-16-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB