Analysis

  • max time kernel
    148s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    23-08-2024 00:56

General

  • Target

    b9bd2307997676d402d93874629a4468_JaffaCakes118.exe

  • Size

    640KB

  • MD5

    b9bd2307997676d402d93874629a4468

  • SHA1

    a787d4aa7795a01f02c8cbf1167c52f801a4155b

  • SHA256

    69e7ff4781761ce4713c6fb86246dac868ef2d96d6a60cbba41dc1085d919cf9

  • SHA512

    596479b0d9c52ac3af3f35fb1cdc68a5b22192f28481be7115c8ca55d10478e0e27a1fe792640304db3d3c2e81b4be4bf90330d9362a2665f0172cd36ea2dc1d

  • SSDEEP

    12288:MGwmD7Q0et9sakUNPO2YBp3Cz1RGyXfOqv9auzS+ddJ1ct/7lP+zdanCoPfjOK77:M0D7BI0zqrdMj/ndJfth

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9bd2307997676d402d93874629a4468_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b9bd2307997676d402d93874629a4468_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2600
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2660
        • 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
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2732
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2152
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2644
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2652
        • 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
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2552
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2640
        • 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
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2560

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2292-0-0x00000000742D1000-0x00000000742D2000-memory.dmp

    Filesize

    4KB

  • memory/2292-2-0x00000000742D0000-0x000000007487B000-memory.dmp

    Filesize

    5.7MB

  • memory/2292-1-0x00000000742D0000-0x000000007487B000-memory.dmp

    Filesize

    5.7MB

  • memory/2292-20-0x00000000742D0000-0x000000007487B000-memory.dmp

    Filesize

    5.7MB

  • memory/2600-5-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-24-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2600-7-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-3-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-21-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-22-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-11-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-25-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-26-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-28-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-29-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-30-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-33-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2600-36-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB