Analysis

  • max time kernel
    150s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/08/2024, 23:43

General

  • Target
    82335d4eeb36490bdb86308628aa4d48_JaffaCakes118.exe
  • Size 676KB
  • Sample240801-3qqlessgnl
  • SHA256 a5479d518825e70a86607fa9ea141f446b97c83c963fe1fc508bc87930b47be5
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • sality

C2
  • http://89.119.67.154/testo5/

  • http://kukutrustnet777.info/home.gif

  • http://kukutrustnet888.info/home.gif

  • http://kukutrustnet987.info/home.gif

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax main executable 1 IoCs
  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables RegEdit via registry modification 2 IoCs
  • Disables Task Manager via registry modification
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 10 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 15 IoCs
  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:812
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:820
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1016
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2988
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2760
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:696
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3464
                  • C:\Users\Admin\AppData\Local\Temp\82335d4eeb36490bdb86308628aa4d48_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\82335d4eeb36490bdb86308628aa4d48_JaffaCakes118.exe"
                    2⤵
                    • Modifies WinLogon for persistence
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • Windows security modification
                    • Adds Run key to start application
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops file in System32 directory
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:2860
                    • C:\Windows\SysWOW64\netsh.exe
                      netsh firewall set opmode disable
                      3⤵
                      • Modifies Windows Firewall
                      • Event Triggered Execution: Netsh Helper DLL
                      • System Location Discovery: System Language Discovery
                      PID:3412
                    • C:\Windows\SysWOW64\28463\svchost.exe
                      C:\Windows\system32\28463\svchost.exe
                      3⤵
                      • Executes dropped EXE
                      • Adds Run key to start application
                      • Drops file in System32 directory
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of SetWindowsHookEx
                      PID:3932
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /C AT /delete /yes
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1932
                      • C:\Windows\SysWOW64\at.exe
                        AT /delete /yes
                        4⤵
                        • System Location Discovery: System Language Discovery
                        PID:2056
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\svchost .exe
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4828
                      • C:\Windows\SysWOW64\at.exe
                        AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\svchost .exe
                        4⤵
                        • System Location Discovery: System Language Discovery
                        PID:4444
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3564
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3760
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3852
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3916
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4004
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3604
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                              1⤵
                                PID:4604
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:852
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:4640
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:3956
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:3548
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:1008
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:1308

                                          Network

                                                MITRE ATT&CK Enterprise v15

                                                Replay Monitor

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                                                Downloads

                                                svchost.001

                                                • Path C:\Windows\SysWOW64\28463\svchost.001
                                                • Size 2KB
                                                • SHA256 ee74d1ba7e74e916f57ac4134aa5aa6eb7f920e7dae3b4cdb75af9225da616c6
                                                • MD5 SHA1 SHA512

                                                svchost.exe

                                                • Path C:\Windows\SysWOW64\28463\svchost.exe
                                                • Size 513KB
                                                • SHA256 800bdf00e09f302a17e22d26dffbea037e3c077ef9f6d1d585c114f079397a9e
                                                • MD5 SHA1 SHA512 SSDEEP

                                                setting.ini

                                                • Path C:\Windows\SysWOW64\setting.ini
                                                • Size 2B
                                                • SHA256 565339bc4d33d72817b583024112eb7f5cdf3e5eef0252d6ec1b9c9a94e12bb3
                                                • MD5 SHA1 SHA512

                                                setup.ini

                                                • Path C:\Windows\SysWOW64\setup.ini
                                                • Size 96B
                                                • SHA256 69815d4932ddde240ce6b1353305d2fab58ca402e9c478452c8e37ce8a7b2ac9
                                                • MD5 SHA1 SHA512

                                                svchost .exe

                                                • Path C:\Windows\SysWOW64\svchost .exe
                                                • Size 676KB
                                                • SHA256 a5479d518825e70a86607fa9ea141f446b97c83c963fe1fc508bc87930b47be5
                                                • MD5 SHA1 SHA512 SSDEEP

                                                memory/2860-12-0x0000000001870000-0x0000000001872000-memory.dmp

                                                memory/2860-5-0x00000000033A0000-0x00000000043D3000-memory.dmp

                                                memory/2860-10-0x0000000002F80000-0x0000000002F81000-memory.dmp

                                                memory/2860-9-0x0000000001870000-0x0000000001872000-memory.dmp

                                                memory/2860-11-0x0000000001870000-0x0000000001872000-memory.dmp

                                                memory/2860-8-0x00000000033A0000-0x00000000043D3000-memory.dmp

                                                memory/2860-32-0x00000000033A0000-0x00000000043D3000-memory.dmp

                                                memory/2860-3-0x00000000033A0000-0x00000000043D3000-memory.dmp

                                                memory/2860-121-0x0000000001870000-0x0000000001872000-memory.dmp

                                                memory/2860-1-0x00000000033A0000-0x00000000043D3000-memory.dmp

                                                memory/2860-43-0x00000000033A0000-0x00000000043D3000-memory.dmp

                                                memory/2860-0-0x0000000000400000-0x000000000051A000-memory.dmp

                                                memory/2860-109-0x0000000000400000-0x000000000051A000-memory.dmp

                                                memory/2860-107-0x00000000033A0000-0x00000000043D3000-memory.dmp

                                                memory/2860-85-0x00000000033A0000-0x00000000043D3000-memory.dmp

                                                memory/2860-87-0x0000000000400000-0x000000000051A000-memory.dmp

                                                memory/2860-90-0x00000000033A0000-0x00000000043D3000-memory.dmp

                                                memory/2860-94-0x00000000033A0000-0x00000000043D3000-memory.dmp

                                                memory/3932-81-0x0000000002B50000-0x0000000002B52000-memory.dmp

                                                memory/3932-80-0x0000000002CD0000-0x0000000002CD1000-memory.dmp

                                                memory/3932-37-0x0000000002330000-0x0000000002331000-memory.dmp

                                                memory/3932-126-0x0000000002330000-0x0000000002331000-memory.dmp