Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/03/2025, 07:15

General

  • Target

    JaffaCakes118_98557c0d1b535086bec54d7149a4f3db.exe

  • Size

    245KB

  • MD5

    98557c0d1b535086bec54d7149a4f3db

  • SHA1

    2c2e6b26b64aa97e2b58646cf508757bd757e32e

  • SHA256

    3ce1eee52dc8fea528222d6bdd72ae63919cd33c373f1ec47583a7cab7dfc6c8

  • SHA512

    dfb54d7da09a035f0628f1fac1f3f39a7aeb4bb8938153441b7fb22a18d2a0439619b4b10241126da99857e4e7d838693cbfd43ce3b3bcf624fb21a8c013911b

  • SSDEEP

    6144:PLy4KzNoLvn/7fheYFmJBNwcuvJ5uBelDBdJFNkhzR0CW3oS:jyp8nz76H4h5u4lFnghWoS

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 1 IoCs
  • Modifies firewall policy service 3 TTPs 10 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 18 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 8 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98557c0d1b535086bec54d7149a4f3db.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98557c0d1b535086bec54d7149a4f3db.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BWJFQA.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3496
      • C:\Windows\SysWOW64\reg.exe
        REG ADD
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1460
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
        3⤵
        • UAC bypass
        • System Location Discovery: System Language Discovery
        PID:2964
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AyKhZ.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3944
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Microsoft" /t REG_SZ /d "C:\Windows\Microsoft\svchost.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1692
    • C:\Windows\Microsoft\svchost.exe
      "C:\Windows\Microsoft\svchost.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:5756
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\Microsoft\svchost.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2896
    • C:\Windows\Microsoft\svchost.exe
      C:\Windows\Microsoft\svchost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3980
      • C:\Windows\SysWOW64\svchost.exe
        False
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4600
        • 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:4908
          • 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:3488
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\SysWOW64\svchost.exe" /t REG_SZ /d "C:\Windows\SysWOW64\svchost.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5092
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\SysWOW64\svchost.exe" /t REG_SZ /d "C:\Windows\SysWOW64\svchost.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4896
        • 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:4772
          • 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:5024
        • 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\WinDefender.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinDefender.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4608
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\WinDefender.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinDefender.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4492
      • C:\Windows\Microsoft\svchost.exe
        False
        3⤵
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\AyKhZ.bat

    Filesize

    126B

    MD5

    2f5e2259fa1a5cfe1e238b5357df3ceb

    SHA1

    3921edd3d628da827905fd3a9e237dad5156c0e4

    SHA256

    92238bdf4aeaa08b3c254a6d689c0ad82fb4864f481e790017298d335bb0eb7a

    SHA512

    acec756d63e271abb0075c09fbfe4ff610cf933861330f22ae2c5b4187e496ce47eb826c4a3775aef18c77bda54f4f3a184c3771fe0b55fa10804cfa3b71aa2d

  • C:\Users\Admin\AppData\Local\Temp\BWJFQA.bat

    Filesize

    158B

    MD5

    27c0901dd0c2c867221ef0b9c9e02898

    SHA1

    909256eaf2866e610e8f1df8c015c613828cb16e

    SHA256

    087d9be6b18d52420e48f5a9c82417fdba3c01d5d5d3bddddd4ed89cf349716a

    SHA512

    d6131c9eac12393ac76e3c6e82966727244054cdd1e4342cfdbd9c0f0dc5985405be3cd15c8c4b103e4fd3d7b5b542c725a9162c980c0450f19f2bd4e9feef78

  • C:\Windows\Microsoft\svchost.exe

    Filesize

    245KB

    MD5

    98557c0d1b535086bec54d7149a4f3db

    SHA1

    2c2e6b26b64aa97e2b58646cf508757bd757e32e

    SHA256

    3ce1eee52dc8fea528222d6bdd72ae63919cd33c373f1ec47583a7cab7dfc6c8

    SHA512

    dfb54d7da09a035f0628f1fac1f3f39a7aeb4bb8938153441b7fb22a18d2a0439619b4b10241126da99857e4e7d838693cbfd43ce3b3bcf624fb21a8c013911b

  • memory/2316-0-0x0000000000400000-0x000000000068F000-memory.dmp

    Filesize

    2.6MB

  • memory/2316-29-0x0000000000400000-0x000000000068F000-memory.dmp

    Filesize

    2.6MB

  • memory/3980-47-0x0000000000400000-0x000000000068F000-memory.dmp

    Filesize

    2.6MB

  • memory/4600-31-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4600-30-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4600-32-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4744-41-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4744-33-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4744-36-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4744-48-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/5756-46-0x0000000000400000-0x000000000068F000-memory.dmp

    Filesize

    2.6MB

  • memory/5756-28-0x0000000000400000-0x000000000068F000-memory.dmp

    Filesize

    2.6MB