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Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16/04/2024, 18:33

General

  • Target

    f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe

  • Size

    239KB

  • MD5

    f4137ccd87f9d193a1f2d6f1683c2057

  • SHA1

    9445ba18c9b33622be0c285731ea492121d9f529

  • SHA256

    3f18d5364005b7f3c512b79125755189ebd7577a37bc4752b083fdf4d2ecc0e7

  • SHA512

    7b1295a4ccf623876465d5893354e696e7843b991567876b4d22ef3de684ef67afae8a80f78f015e168654f322169bc14e8aa9cf15c7db21a135892955b27cc5

  • SSDEEP

    6144:0F4me0jJPGbx9u8/tRgKtxNOO0ZuUMXYgx8POFal5:oe0jJi28/bgWxUMDlFC5

Score
10/10

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
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 18 IoCs

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

  • 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 37 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\svchost.exe
      2⤵
      • Adds policy Run key to start application
      • Modifies Installed Components in the registry
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2272
      • 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:2528
        • 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:2452
      • 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\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\svchost.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2404
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\svchost.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:796
      • 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:2592
        • 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:2560
      • 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\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svchost.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2860
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svchost.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:2704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\svchost.exe

    Filesize

    31KB

    MD5

    ed797d8dc2c92401985d162e42ffa450

    SHA1

    0f02fc517c7facc4baefde4fe9467fb6488ebabe

    SHA256

    b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

    SHA512

    e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

  • memory/2272-35-0x0000000077011000-0x0000000077012000-memory.dmp

    Filesize

    4KB

  • memory/2272-43-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-55-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-53-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-52-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-10-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-12-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-13-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2272-16-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-19-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-21-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-23-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-33-0x00000000749F0000-0x0000000074B00000-memory.dmp

    Filesize

    1.1MB

  • memory/2272-51-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-49-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-38-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-48-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-46-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-39-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-40-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2272-41-0x00000000749F0000-0x0000000074B00000-memory.dmp

    Filesize

    1.1MB

  • memory/2272-34-0x0000000074CA0000-0x0000000074D40000-memory.dmp

    Filesize

    640KB

  • memory/2272-45-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2320-0-0x00000000740E0000-0x000000007468B000-memory.dmp

    Filesize

    5.7MB

  • memory/2320-37-0x0000000000350000-0x0000000000390000-memory.dmp

    Filesize

    256KB

  • memory/2320-36-0x00000000740E0000-0x000000007468B000-memory.dmp

    Filesize

    5.7MB

  • memory/2320-2-0x0000000000350000-0x0000000000390000-memory.dmp

    Filesize

    256KB

  • memory/2320-1-0x00000000740E0000-0x000000007468B000-memory.dmp

    Filesize

    5.7MB

  • memory/2320-5-0x0000000000350000-0x0000000000390000-memory.dmp

    Filesize

    256KB

  • memory/2320-3-0x0000000000350000-0x0000000000390000-memory.dmp

    Filesize

    256KB