Analysis

  • max time kernel
    24s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    30/03/2025, 19:42

General

  • Target

    JaffaCakes118_990ed8777d4c5b1cca0e834e26064edc.exe

  • Size

    564KB

  • MD5

    990ed8777d4c5b1cca0e834e26064edc

  • SHA1

    40d55a6b59cb99671110d3bc207952bbe065ccca

  • SHA256

    40260b9b7a793597079cbfa0fb91b5df5977bfda86c4a9368533e704df398767

  • SHA512

    1bd39d2ecd057eeca97654fcdc661189f14bd838202348785bf2a73baa51693fcf465f81dc522761777f78cef2dc960f941ed5c9f376c606d1ae098747a5598d

  • SSDEEP

    6144:vEaKeYwk2YG7nZ+d+ppPa9btVTV0DiUsRT7yRgIWBdL/APsAOQ50LU6/6Tyruzm1:vEYjnZoy+xViK7yg/Aqu0d6OrnK9g

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 6 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 6 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 10 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 58 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 36 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_990ed8777d4c5b1cca0e834e26064edc.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_990ed8777d4c5b1cca0e834e26064edc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_990ed8777d4c5b1cca0e834e26064edc.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_990ed8777d4c5b1cca0e834e26064edc.exe"
      2⤵
      • 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:2696
      • 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:2840
        • 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:2904
      • 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_990ed8777d4c5b1cca0e834e26064edc.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_990ed8777d4c5b1cca0e834e26064edc.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2880
        • 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_990ed8777d4c5b1cca0e834e26064edc.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_990ed8777d4c5b1cca0e834e26064edc.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2380
      • 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:2724
        • 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:2196
      • 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\NJE3D3WHR0.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\NJE3D3WHR0.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2212
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\NJE3D3WHR0.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\NJE3D3WHR0.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2148
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2844
    • C:\Users\Admin\AppData\Roaming\NJE3D3WHR0.exe
      "C:\Users\Admin\AppData\Roaming\NJE3D3WHR0.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2888
      • C:\Users\Admin\AppData\Roaming\NJE3D3WHR0.exe
        "C:\Users\Admin\AppData\Roaming\NJE3D3WHR0.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:760
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\NJE3D3WHR0.exe

    Filesize

    564KB

    MD5

    990ed8777d4c5b1cca0e834e26064edc

    SHA1

    40d55a6b59cb99671110d3bc207952bbe065ccca

    SHA256

    40260b9b7a793597079cbfa0fb91b5df5977bfda86c4a9368533e704df398767

    SHA512

    1bd39d2ecd057eeca97654fcdc661189f14bd838202348785bf2a73baa51693fcf465f81dc522761777f78cef2dc960f941ed5c9f376c606d1ae098747a5598d

  • memory/760-31-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-0-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-8-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2696-4-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-3-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-36-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-35-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-39-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2844-37-0x0000000004720000-0x0000000004721000-memory.dmp

    Filesize

    4KB