Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/06/2024, 06:35

General

  • Target
    03adf12eed0eaefaa1669651f43e400f_JaffaCakes118.exe
  • Size 365KB
  • Sample240620-hclebstgmb
  • SHA256 95bcde80b38be95a7475e0ac5cacf6c8d999363be396a28761beff98fbbac115
  • 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

  • http://www.klkjwre9fqwieluoi.info/

  • http://kukutrustnet777888.info/

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies firewall policy service 3 TTPs 3 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
  • UPX packed file 45 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 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 44 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 12 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2628
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2680
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2756
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3396
                  • C:\Users\Admin\AppData\Local\Temp\03adf12eed0eaefaa1669651f43e400f_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\03adf12eed0eaefaa1669651f43e400f_JaffaCakes118.exe"
                    2⤵
                    • Modifies WinLogon for persistence
                    • Modifies firewall policy service
                    • 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 autorun.inf file
                    • Drops file in System32 directory
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3552
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /C AT /delete /yes
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:4752
                      • C:\Windows\SysWOW64\at.exe
                        AT /delete /yes
                        4⤵
                          PID:3236
                      • 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\SSVICHOSST.exe
                        3⤵
                        • Suspicious use of WriteProcessMemory
                        PID:2896
                        • C:\Windows\SysWOW64\at.exe
                          AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\SSVICHOSST.exe
                          4⤵
                            PID:2080
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                      1⤵
                        PID:3544
                      • C:\Windows\system32\DllHost.exe
                        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                        1⤵
                          PID:3740
                        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                          1⤵
                            PID:3836
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3896
                            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                              1⤵
                                PID:4000
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2124
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:404
                                  • 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:3640
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:3632
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:748
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:1580

                                          Network

                                                MITRE ATT&CK Enterprise v15

                                                Replay Monitor

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                                                Downloads

                                                SSVICHOSST.exe

                                                • Path C:\Windows\SysWOW64\SSVICHOSST.exe
                                                • Size 365KB
                                                • SHA256 95bcde80b38be95a7475e0ac5cacf6c8d999363be396a28761beff98fbbac115
                                                • MD5 SHA1 SHA512 SSDEEP

                                                autorun.ini

                                                • Path C:\Windows\SysWOW64\autorun.ini
                                                • Size 109B
                                                • SHA256 de6a46a45c6fb7c6e3ef68bba4d706b2f398dc961fbdbd2b23a5067c5faff406
                                                • MD5 SHA1 SHA512

                                                jmlrg.pif

                                                • Path C:\jmlrg.pif
                                                • Size 100KB
                                                • SHA256 d3b6953d72a531a0bb9cddef2bb56fa7574f5da02195fe794aa999cc72e0627b
                                                • MD5 SHA1 SHA512 SSDEEP

                                                memory/3552-0-0x0000000000400000-0x00000000004A7000-memory.dmp

                                                memory/3552-3-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-12-0x00000000007F0000-0x00000000007F2000-memory.dmp

                                                memory/3552-11-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-7-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-5-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-9-0x0000000000B40000-0x0000000000B41000-memory.dmp

                                                memory/3552-10-0x00000000007F0000-0x00000000007F2000-memory.dmp

                                                memory/3552-6-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-8-0x00000000007F0000-0x00000000007F2000-memory.dmp

                                                memory/3552-1-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-25-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-26-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-27-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-28-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-29-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-30-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-31-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-32-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-34-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-35-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-37-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-38-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-39-0x0000000000400000-0x00000000004A7000-memory.dmp

                                                memory/3552-40-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-42-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-44-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-47-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-49-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-51-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-53-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-55-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-57-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-58-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-59-0x0000000000400000-0x00000000004A7000-memory.dmp

                                                memory/3552-60-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-61-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-67-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-69-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-73-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-75-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-77-0x00000000007F0000-0x00000000007F2000-memory.dmp

                                                memory/3552-78-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-79-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-81-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-84-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-85-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-89-0x0000000002300000-0x000000000338E000-memory.dmp

                                                memory/3552-90-0x0000000000400000-0x00000000004A7000-memory.dmp