Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-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 10 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
  • 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 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a3c55f4be277fc538f894b8fdbead7e.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a3c55f4be277fc538f894b8fdbead7e.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5008
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AKJEp.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2008
      • 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:3928
    • 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:3512
      • 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:812
        • 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:1340
          • 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:4916
        • 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:3680
          • 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:2524
        • 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:3736
          • 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:4704
        • 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:2916
          • 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:2056
      • 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:3156

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    154B

    MD5

    673346b9ed6b77293a9ca891f1aff35e

    SHA1

    ae1841edadbac9e3512a8ecd354fa2c99647634e

    SHA256

    72d9b9238a7e62b56724f7d54069d2aea5d3cad1649f3782e17517bd405dbdfe

    SHA512

    13f8897f90c6a7caac3b8ad5b13287942f8616bdd2184f32804c3a82d72557a52dbef65b8a0883166a195e56f0fb0948759115660d2d6ca93ab3f8c149344ee0

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

    Filesize

    511KB

    MD5

    8a3c55f4be277fc538f894b8fdbead7e

    SHA1

    e02ef7865752a32516eb94b9c974ce45d9217d1c

    SHA256

    6381e9fab576582296cd4a74b0dfafb0e1be20e1887ba116f6415f16c44d8163

    SHA512

    35b238d14de3c1181260b6ae0345569409658cbf309d9b4bd905ce575b6b99eddf830e929eaee0dfeb377faf37f99c716c5a633b37411ffb49e7d2a70ec951dc

  • memory/812-70-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-95-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-46-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-28-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-100-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-91-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-87-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-26-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-23-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-83-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-78-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-74-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-104-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-48-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-65-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-52-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-57-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/812-61-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3156-36-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/3156-38-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/3156-33-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/3156-35-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/3156-47-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/3156-30-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/3512-20-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB

  • memory/3512-43-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB

  • memory/5008-0-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB

  • memory/5008-19-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB