Analysis

  • max time kernel
    147s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    14/02/2025, 04:08

General

  • Target

    JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe

  • Size

    532KB

  • MD5

    f35f615e9ef3e6b149ca9231ba44f5a5

  • SHA1

    457d866a8e3c77068705d171cb278fc916709e86

  • SHA256

    009a051c04943e14465ace1e70616e72c19a29683283e25639e78fa32057d3ff

  • SHA512

    125b1f0665cd17afa77068676df08b0c76d571ba79c180fa5b97e89a6727d10673789be9513e292bb898f7ec96951a0662128e35cc6071c225d4ac74b49724d0

  • SSDEEP

    12288:gY4wb99Sp/gm8mDavN6f3kemnUrDMinPZEwtQ7Ui4686OhAD+0MOZk8JH2VkX:gm9IgmgvN6fUemnUPMixEw2Ac87GD+0X

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 12 IoCs
  • Modifies firewall policy service 3 TTPs 8 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.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 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 36 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Users\Admin\AppData\Roaming\csrss.exe
      C:\Users\Admin\AppData\Roaming\csrss.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2920
      • 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: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
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2540
      • 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\csrss.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrss.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2792
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\csrss.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrss.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:1336
      • 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:2884
        • 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:2824
        • 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:2192

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\SystmCore.dll

    Filesize

    14KB

    MD5

    9a52fa5c6808030bb7da38600efd120b

    SHA1

    7169d46e1ba6615049e4672218aad8df5d8dc51c

    SHA256

    49fd0e58f38e168384ab018ecee80306ac15232caec842e9f4554c8092593483

    SHA512

    7563fe497bc254f86460a3704b2c090b85b8c9b0926b8835301e6a09626c2b6492eb764771dcf56c4902d34789566756aa60369377d9c2a57d5fbb24e955127a

  • \Users\Admin\AppData\Roaming\csrss.exe

    Filesize

    16KB

    MD5

    d6d07e6938d8cf0181ebe5e26b2cd8cf

    SHA1

    534f2b8dacfc282abfa92469aa1209c6ab891a44

    SHA256

    bd0dcf9172a64c1252b6981fefce79c9453f4e78a8a70e0e68a73b31acdb2345

    SHA512

    5a1cd880b39a7919d56971a3a236283976e8b723c71bf520aedf468a6290db88dff8f85a6c83ca2522f04ea46e0ccea975512daa1de7b1926687b4db95918696

  • memory/2528-33-0x0000000074C50000-0x00000000751FB000-memory.dmp

    Filesize

    5.7MB

  • memory/2528-1-0x0000000074C50000-0x00000000751FB000-memory.dmp

    Filesize

    5.7MB

  • memory/2528-2-0x0000000074C50000-0x00000000751FB000-memory.dmp

    Filesize

    5.7MB

  • memory/2528-0-0x0000000074C51000-0x0000000074C52000-memory.dmp

    Filesize

    4KB

  • memory/2920-19-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-40-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-22-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-20-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-26-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-38-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-39-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2920-41-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-43-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-45-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-47-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-51-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-53-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2920-58-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB