Analysis

  • max time kernel
    147s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/03/2025, 10:57

General

  • Target

    JaffaCakes118_38998ee668080f26fa2e9982085832ea.exe

  • Size

    150KB

  • MD5

    38998ee668080f26fa2e9982085832ea

  • SHA1

    4df72e8c5422916aef798f61917c534b1d36fcef

  • SHA256

    2f8c50b31cec77444791c45c6d4a880c283d47c31012985b81ecd4b1818fad6f

  • SHA512

    a6dfb7257cb1b574b473b7f53ec143f6914a56c846af3f5836d510d1e9b288545a8d4976a93a1f1d218e4cbf2d5dc9d91f6b37020b160a0c8fe97fcfdd9c597c

  • SSDEEP

    3072:ycQ7jmKvKmJHzPtLDITM/AtQvjU/m8ffAvlI/J65gJFklI0:ycQ3xtJHzqTM5w/m8fiaQ5gJFklI

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 14 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.

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 16 IoCs

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

  • Program crash 1 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 4 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38998ee668080f26fa2e9982085832ea.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38998ee668080f26fa2e9982085832ea.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:960
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38998ee668080f26fa2e9982085832ea.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38998ee668080f26fa2e9982085832ea.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1512
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38998ee668080f26fa2e9982085832ea.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38998ee668080f26fa2e9982085832ea.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:4824
        • 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:628
          • 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:2368
        • 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_38998ee668080f26fa2e9982085832ea.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38998ee668080f26fa2e9982085832ea.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1616
          • 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_38998ee668080f26fa2e9982085832ea.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38998ee668080f26fa2e9982085832ea.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:5044
        • 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:2516
          • 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:4428
        • 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\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svchost.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2864
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svchost.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1176
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 344
        3⤵
        • Program crash
        PID:4380
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1512 -ip 1512
    1⤵
      PID:4724

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\CkJgl67kNii1ci.txt

      Filesize

      2KB

      MD5

      d3c30b4b46c128973b652ba2d5c0bae2

      SHA1

      ed0d7f7b3faad8f68476bb7a5387d5c83fc0f478

      SHA256

      2c6f7ed67d112f61f3c6030675de24cc87baf357b2b5f7a37b048b83cf7e2e64

      SHA512

      202cec42497e9f59e5fd830e4eea38694578db5951aebac3e2229f3e86c8c72044214605eeab714ea8582ef7da8016e7dbff92b7ea3f0763184dcfb9755da5e8

    • memory/1512-6-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1512-8-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1512-22-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/4824-23-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-25-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-27-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-35-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-34-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-38-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-39-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-43-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-47-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-50-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-53-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-56-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-62-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-68-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-71-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4824-80-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB