Analysis

  • max time kernel
    148s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/03/2025, 07:27

General

  • Target

    JaffaCakes118_511e0af61a1c896ea2115ab4fa5c3dea.exe

  • Size

    314KB

  • MD5

    511e0af61a1c896ea2115ab4fa5c3dea

  • SHA1

    fd1de293e53fac4654f212d7e7f01901373bee02

  • SHA256

    66afe4b14673cadaa59a493238fc60a2d022fec32422ab92ce9fceb69519addb

  • SHA512

    40bfc246adf07a29907f5f1fdc6661e4ddc19d0e537a848f5894eaab614ff7087c4bb5996559d93e345a850b72a6844145d8e6fcd5b45f1bf43817d5a5bad89a

  • SSDEEP

    6144:EgI+tkEwvyO0IxvzCMhv+cWtc4tkKr95nnA2CaboJPnSP:ESkEwvoIxvzCMKtc4tk6nA2Ca01SP

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 15 IoCs
  • 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.

  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 17 IoCs

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

  • Drops file in Windows directory 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 36 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_511e0af61a1c896ea2115ab4fa5c3dea.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_511e0af61a1c896ea2115ab4fa5c3dea.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3508
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
        PID:4036
      • 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
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1376
        • 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:4220
          • 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:4516
        • 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:4728
          • 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:1508
        • 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:3680
          • 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:540
        • 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\WinDefender.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinDefender.exe:*:Enabled:Windows Messanger" /f
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4920
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\WinDefender.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinDefender.exe:*:Enabled:Windows Messanger" /f
            4⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1128

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1376-20-0x0000000075830000-0x0000000075920000-memory.dmp

      Filesize

      960KB

    • memory/1376-38-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-62-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-3-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-6-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-8-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-7-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-59-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-16-0x0000000075851000-0x0000000075852000-memory.dmp

      Filesize

      4KB

    • memory/1376-18-0x0000000075830000-0x0000000075920000-memory.dmp

      Filesize

      960KB

    • memory/1376-17-0x0000000075830000-0x0000000075920000-memory.dmp

      Filesize

      960KB

    • memory/1376-19-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-56-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-53-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-35-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-25-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-29-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-32-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-24-0x0000000075830000-0x0000000075920000-memory.dmp

      Filesize

      960KB

    • memory/1376-21-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-41-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/1376-44-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/3508-0-0x00000000747E2000-0x00000000747E3000-memory.dmp

      Filesize

      4KB

    • memory/3508-1-0x00000000747E0000-0x0000000074D91000-memory.dmp

      Filesize

      5.7MB

    • memory/3508-12-0x00000000747E0000-0x0000000074D91000-memory.dmp

      Filesize

      5.7MB

    • memory/3508-2-0x00000000747E0000-0x0000000074D91000-memory.dmp

      Filesize

      5.7MB