Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/07/2024, 11:33

General

  • Target

    73e104bb4777b263515cb29cf710fcea_JaffaCakes118.exe

  • Size

    144KB

  • MD5

    73e104bb4777b263515cb29cf710fcea

  • SHA1

    b75169b7cf85a436b694c7823c8484bb1aad1c70

  • SHA256

    d6fb7f44b80c842d2b615bd014e7462b340587f044a0f8dbb71a15f70e48b5e8

  • SHA512

    69409ed8c2b040427282a75870190d95ba069136d7a8dc789cd685a37b40f18bf95c296bb819ba0e48dc20caafff7640907ec2fad749a6cdae64b822b3f19bca

  • SSDEEP

    3072:cMCTOPydz6ikrKkQOB95UEWdxMpUv9AbHo1HH:kTOEOrV95pW4+v9Mop

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

  • Modifies WinLogon for persistence 2 TTPs 1 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 1 IoCs
  • Disables Task Manager via registry modification
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • UPX packed file 9 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 1 IoCs
  • 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 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:616
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        2⤵
          PID:796
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:392
        • C:\Windows\system32\fontdrvhost.exe
          "fontdrvhost.exe"
          1⤵
            PID:804
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2648
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
              1⤵
                PID:2676
              • C:\Windows\system32\taskhostw.exe
                taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                1⤵
                  PID:2788
                • C:\Windows\Explorer.EXE
                  C:\Windows\Explorer.EXE
                  1⤵
                    PID:3468
                    • C:\Users\Admin\AppData\Local\Temp\73e104bb4777b263515cb29cf710fcea_JaffaCakes118.exe
                      "C:\Users\Admin\AppData\Local\Temp\73e104bb4777b263515cb29cf710fcea_JaffaCakes118.exe"
                      2⤵
                      • Modifies WinLogon for persistence
                      • UAC bypass
                      • Windows security bypass
                      • Disables RegEdit via registry modification
                      • Windows security modification
                      • Checks whether UAC is enabled
                      • 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:2896
                      • 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:368
                      • C:\Windows\SysWOW64\NOTEPAD.EXE
                        "C:\Windows\system32\NOTEPAD.EXE"
                        3⤵
                        • System Location Discovery: System Language Discovery
                        PID:4948
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                    1⤵
                      PID:3640
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3816
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:3908
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:3976
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            1⤵
                              PID:4060
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2840
                              • 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:5032
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:2416
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                    1⤵
                                      PID:5012
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:2044
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:1648
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:4908
                                          • C:\Windows\system32\DllHost.exe
                                            C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
                                            1⤵
                                              PID:1584

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • memory/368-11-0x0000000000960000-0x0000000000961000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/368-18-0x0000000000950000-0x0000000000952000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/368-17-0x0000000000950000-0x0000000000952000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/368-16-0x0000000000950000-0x0000000000952000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2896-15-0x0000000003C70000-0x0000000003C72000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2896-24-0x0000000000400000-0x000000000042A000-memory.dmp

                                              Filesize

                                              168KB

                                            • memory/2896-14-0x0000000003C70000-0x0000000003C72000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2896-9-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/2896-8-0x0000000003C70000-0x0000000003C72000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2896-6-0x00000000021B0000-0x00000000031E3000-memory.dmp

                                              Filesize

                                              16.2MB

                                            • memory/2896-3-0x00000000021B0000-0x00000000031E3000-memory.dmp

                                              Filesize

                                              16.2MB

                                            • memory/2896-1-0x00000000021B0000-0x00000000031E3000-memory.dmp

                                              Filesize

                                              16.2MB

                                            • memory/2896-21-0x00000000021B0000-0x00000000031E3000-memory.dmp

                                              Filesize

                                              16.2MB

                                            • memory/2896-0-0x0000000000400000-0x000000000042A000-memory.dmp

                                              Filesize

                                              168KB

                                            • memory/2896-23-0x0000000004580000-0x0000000004591000-memory.dmp

                                              Filesize

                                              68KB

                                            • memory/2896-104-0x00000000021B0000-0x00000000031E3000-memory.dmp

                                              Filesize

                                              16.2MB

                                            • memory/2896-1226-0x00000000021B0000-0x00000000031E3000-memory.dmp

                                              Filesize

                                              16.2MB

                                            • memory/2896-1557-0x0000000000400000-0x000000000042A000-memory.dmp

                                              Filesize

                                              168KB

                                            • memory/2896-1546-0x00000000021B0000-0x00000000031E3000-memory.dmp

                                              Filesize

                                              16.2MB

                                            • memory/2896-1861-0x00000000021B0000-0x00000000031E3000-memory.dmp

                                              Filesize

                                              16.2MB

                                            • memory/2896-3062-0x0000000003C70000-0x0000000003C72000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2896-3655-0x00000000021B0000-0x00000000031E3000-memory.dmp

                                              Filesize

                                              16.2MB

                                            • memory/4948-3901-0x0000000000960000-0x0000000000977000-memory.dmp

                                              Filesize

                                              92KB