Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    03-02-2025 15:59

General

  • Target

    JaffaCakes118_8a3c55f4be277fc538f894b8fdbead7e.exe

  • Size

    511KB

  • MD5

    8a3c55f4be277fc538f894b8fdbead7e

  • SHA1

    e02ef7865752a32516eb94b9c974ce45d9217d1c

  • SHA256

    6381e9fab576582296cd4a74b0dfafb0e1be20e1887ba116f6415f16c44d8163

  • SHA512

    35b238d14de3c1181260b6ae0345569409658cbf309d9b4bd905ce575b6b99eddf830e929eaee0dfeb377faf37f99c716c5a633b37411ffb49e7d2a70ec951dc

  • SSDEEP

    12288:M98hLYTRnv6do9zjedo+Uwv2q0nui2NpMgjGLoS:M98WRye9zidUU7yui2NNj

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 16 IoCs
  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 23 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 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 37 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a3c55f4be277fc538f894b8fdbead7e.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a3c55f4be277fc538f894b8fdbead7e.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\uLjhF.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1044
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "WinUntilities" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows\WinUntilities.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2980
    • C:\Users\Admin\AppData\Roaming\Windows\WinUntilities.exe
      "C:\Users\Admin\AppData\Roaming\Windows\WinUntilities.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Users\Admin\AppData\Roaming\Windows\WinUntilities.exe
        C:\Users\Admin\AppData\Roaming\Windows\WinUntilities.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2996
        • 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:2196
          • 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:2808
        • 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\Windows\WinUntilities.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows\WinUntilities.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2696
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows\WinUntilities.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows\WinUntilities.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2416
        • 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:2780
          • 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:2092
        • 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\DE.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\DE.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1172
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\DE.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\DE.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1844
      • C:\Users\Admin\AppData\Roaming\Windows\WinUntilities.exe
        C:\Users\Admin\AppData\Roaming\Windows\WinUntilities.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    154B

    MD5

    673346b9ed6b77293a9ca891f1aff35e

    SHA1

    ae1841edadbac9e3512a8ecd354fa2c99647634e

    SHA256

    72d9b9238a7e62b56724f7d54069d2aea5d3cad1649f3782e17517bd405dbdfe

    SHA512

    13f8897f90c6a7caac3b8ad5b13287942f8616bdd2184f32804c3a82d72557a52dbef65b8a0883166a195e56f0fb0948759115660d2d6ca93ab3f8c149344ee0

  • \Users\Admin\AppData\Roaming\Windows\WinUntilities.exe

    Filesize

    511KB

    MD5

    8a3c55f4be277fc538f894b8fdbead7e

    SHA1

    e02ef7865752a32516eb94b9c974ce45d9217d1c

    SHA256

    6381e9fab576582296cd4a74b0dfafb0e1be20e1887ba116f6415f16c44d8163

    SHA512

    35b238d14de3c1181260b6ae0345569409658cbf309d9b4bd905ce575b6b99eddf830e929eaee0dfeb377faf37f99c716c5a633b37411ffb49e7d2a70ec951dc

  • memory/2724-57-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/2724-63-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/2724-50-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/2724-53-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/2724-56-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/2792-39-0x0000000003880000-0x0000000003E35000-memory.dmp

    Filesize

    5.7MB

  • memory/2792-35-0x0000000003880000-0x0000000003E35000-memory.dmp

    Filesize

    5.7MB

  • memory/2792-0-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB

  • memory/2792-43-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB

  • memory/2792-36-0x0000000003880000-0x0000000003E35000-memory.dmp

    Filesize

    5.7MB

  • memory/2792-37-0x0000000003880000-0x0000000003E35000-memory.dmp

    Filesize

    5.7MB

  • memory/2864-38-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB

  • memory/2864-52-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB

  • memory/2996-66-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-76-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-62-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-61-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-48-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-45-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-69-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-72-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-74-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-49-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-79-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-81-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-83-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-85-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-88-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-90-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-93-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2996-97-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB