Analysis

  • max time kernel
    147s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    26/02/2025, 11:28

General

  • Target

    JaffaCakes118_25a133384df1697c65b8203ccaaf292d.exe

  • Size

    768KB

  • MD5

    25a133384df1697c65b8203ccaaf292d

  • SHA1

    e1d300a44b2c6ee209cc296ee77ca253052f54df

  • SHA256

    2f001e8329c63d5bd04527f8c4c523d341b5a026e52ae1b396cf8e7e0bddfea3

  • SHA512

    c414d4250988c497b1095caaa14564a15f5b367d275c9137312eefead5d8b4fc2ee91a6e790b713d603d097c83b199ef857a691bb0d3963c86ba1f8ca555d8ff

  • SSDEEP

    12288:yHeqz+7uLv5bjN370QhPwkTVGRgKD1+pbyl3mmKvEs+MvTF7+mF:CJjlekTY9D1lWmKwMgmF

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 8 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
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of SetThreadContext 2 IoCs
  • 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 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25a133384df1697c65b8203ccaaf292d.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25a133384df1697c65b8203ccaaf292d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2544
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25a133384df1697c65b8203ccaaf292d.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25a133384df1697c65b8203ccaaf292d.exe"
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:704
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25a133384df1697c65b8203ccaaf292d.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25a133384df1697c65b8203ccaaf292d.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:2752
        • 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:2612
          • 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:2600
        • 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_25a133384df1697c65b8203ccaaf292d.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25a133384df1697c65b8203ccaaf292d.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2944
          • 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_25a133384df1697c65b8203ccaaf292d.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25a133384df1697c65b8203ccaaf292d.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2604
        • 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:2444
          • 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:2776
        • 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\Frsh.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Frsh.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • 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\Frsh.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Frsh.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/704-30-0x0000000000400000-0x0000000000498000-memory.dmp

    Filesize

    608KB

  • memory/704-4-0x0000000000400000-0x0000000000498000-memory.dmp

    Filesize

    608KB

  • memory/704-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/704-14-0x0000000000400000-0x0000000000498000-memory.dmp

    Filesize

    608KB

  • memory/704-12-0x0000000000400000-0x0000000000498000-memory.dmp

    Filesize

    608KB

  • memory/704-6-0x0000000000400000-0x0000000000498000-memory.dmp

    Filesize

    608KB

  • memory/704-2-0x0000000000400000-0x0000000000498000-memory.dmp

    Filesize

    608KB

  • memory/2752-35-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-43-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-31-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-20-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-36-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-21-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-37-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-40-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-41-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-17-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-45-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-46-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-47-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-48-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-51-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-55-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2752-56-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB