Analysis

  • max time kernel
    147s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/02/2025, 01:04

General

  • Target
    JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe
  • Size 308KB
  • Sample250207-bfb7havlfk
  • SHA256 9fa9ea402acd9dbe2effc3024296f1329258fadbb957b847e80ce6a8ad3629d2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 19 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.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 21 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 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 5 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1536
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1044
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe
        C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe
        3⤵
        • Adds policy Run key to start application
        • Boot or Logon Autostart Execution: Active Setup
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4444
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1580
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3208
        • 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\JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2444
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b144fa6eea0fea2d26f28c668549683c.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2108
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3220
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4700
        • 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\javaplugin.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\javaplugin.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3100
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\javaplugin.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\javaplugin.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4060

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/1044-8-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/1044-4-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/1044-2-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/4444-31-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-37-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-10-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-19-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-21-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-20-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-22-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-23-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-27-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-7-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-34-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-12-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-41-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-44-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-47-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-51-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-54-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-57-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-61-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-64-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4444-67-0x0000000000400000-0x000000000045C000-memory.dmp