Analysis

  • max time kernel
    148s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/07/2024, 10:47

General

  • Target

    3d0f8ee91696b396ff6df25707dd8db3_JaffaCakes118.exe

  • Size

    292KB

  • MD5

    3d0f8ee91696b396ff6df25707dd8db3

  • SHA1

    124442b4f4e372d9c46c02d51757e4ac16fb4ad4

  • SHA256

    7b1789fc6dbf64c86ed5e6c9d3d3aa35a9a75e0461449b6b35899ba19ab7aba9

  • SHA512

    3127487e5f73472578570b3e8b0664228af072a76c51b8b8e17d88198daebaef6f5021c13750291645bb63ef5584b0e94850e521c39439b99b6b6da876b9c792

  • SSDEEP

    6144:sh3ESgkN7AecZVaYCeKUbbuxb5NZySQAHe8fAIwgw4lAAx9BhmroAiH:A3HQnaYGUmxtlQAHe8fAIwgw4lAAx9BD

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.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 22 IoCs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d0f8ee91696b396ff6df25707dd8db3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3d0f8ee91696b396ff6df25707dd8db3_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2992
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
      • Adds policy Run key to start application
      • Boot or Logon Autostart Execution: Active Setup
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3436
      • 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:3504
        • 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:3836
      • 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⤵
        • Suspicious use of WriteProcessMemory
        PID:2856
        • 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
          • Modifies registry key
          PID:5056
      • 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:636
        • 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:1952
      • 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\WinDriver.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinDriver.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2652
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\WinDriver.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinDriver.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:4936
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
      • Loads dropped DLL
      PID:4580

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\xxx808A.tmp

          Filesize

          64KB

          MD5

          9d676b1d889ddcc7f6de81a8fdd12b01

          SHA1

          8a22d5a67cda44a18fd09fae1fbf793f572f3b5c

          SHA256

          d2dce86c57a8ce864370fcc9d80b6e70753773d04df73401aaf4979aaafc49da

          SHA512

          77e4b926f79282ac2f2aed287542dd346c76fc08fd107eb6ec7f5d22524084c3f27915bc418d3de84cf46953ad8466b3da1de1d900b93a5728a91aae9611775c

        • memory/2992-1-0x0000000074DD0000-0x0000000075381000-memory.dmp

          Filesize

          5.7MB

        • memory/2992-2-0x0000000074DD0000-0x0000000075381000-memory.dmp

          Filesize

          5.7MB

        • memory/2992-0-0x0000000074DD2000-0x0000000074DD3000-memory.dmp

          Filesize

          4KB

        • memory/2992-19-0x0000000074DD0000-0x0000000075381000-memory.dmp

          Filesize

          5.7MB

        • memory/3436-56-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-4-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-12-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-79-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-7-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-73-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-70-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-25-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-26-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-67-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-30-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-34-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-36-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-40-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-44-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-48-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/3436-60-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/4580-13-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/4580-65-0x0000000000420000-0x00000000004E9000-memory.dmp

          Filesize

          804KB

        • memory/4580-29-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/4580-5-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/4580-11-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/4580-10-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB