Analysis

  • max time kernel
    91s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/02/2024, 16:33

General

  • Target
    7cba69a1e9801e9c4024f08237ffd7fc6d0f2fcb015e869d5bc5310390c78b5a.exe
  • Size 2.7MB
  • Sample240218-t2tmsacf82
  • SHA256 7cba69a1e9801e9c4024f08237ffd7fc6d0f2fcb015e869d5bc5310390c78b5a
  • 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

  • Modifies firewall policy service 2 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
  • UPX packed file 10 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\dwm.exe
    "dwm.exe"
    1⤵
      PID:336
    • C:\Windows\System32\RuntimeBroker.exe
      C:\Windows\System32\RuntimeBroker.exe -Embedding
      1⤵
        PID:4072
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:2152
        • 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:4424
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
              PID:4136
            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
              1⤵
                PID:1452
              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                1⤵
                  PID:4004
                • C:\Windows\system32\DllHost.exe
                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                  1⤵
                    PID:3868
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                    1⤵
                      PID:3680
                    • C:\Windows\Explorer.EXE
                      C:\Windows\Explorer.EXE
                      1⤵
                        PID:3488
                        • C:\Users\Admin\AppData\Local\Temp\7cba69a1e9801e9c4024f08237ffd7fc6d0f2fcb015e869d5bc5310390c78b5a.exe
                          "C:\Users\Admin\AppData\Local\Temp\7cba69a1e9801e9c4024f08237ffd7fc6d0f2fcb015e869d5bc5310390c78b5a.exe"
                          2⤵
                          • Modifies firewall policy service
                          • UAC bypass
                          • Windows security bypass
                          • Windows security modification
                          • Checks whether UAC is enabled
                          • 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:4604
                      • C:\Windows\system32\taskhostw.exe
                        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                        1⤵
                          PID:2688
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                          1⤵
                            PID:2536
                          • C:\Windows\system32\sihost.exe
                            sihost.exe
                            1⤵
                              PID:2516
                            • C:\Windows\system32\fontdrvhost.exe
                              "fontdrvhost.exe"
                              1⤵
                                PID:800
                              • C:\Windows\system32\fontdrvhost.exe
                                "fontdrvhost.exe"
                                1⤵
                                  PID:792

                                Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      memory/4604-0-0x0000000000400000-0x000000000059C000-memory.dmp

                                      memory/4604-2-0x0000000002340000-0x00000000033FA000-memory.dmp

                                      memory/4604-4-0x0000000002340000-0x00000000033FA000-memory.dmp

                                      memory/4604-5-0x0000000002340000-0x00000000033FA000-memory.dmp

                                      memory/4604-6-0x0000000002340000-0x00000000033FA000-memory.dmp

                                      memory/4604-15-0x0000000003650000-0x0000000003651000-memory.dmp

                                      memory/4604-11-0x0000000003640000-0x0000000003642000-memory.dmp

                                      memory/4604-21-0x0000000003640000-0x0000000003642000-memory.dmp

                                      memory/4604-19-0x0000000002340000-0x00000000033FA000-memory.dmp

                                      memory/4604-34-0x0000000002340000-0x00000000033FA000-memory.dmp

                                      memory/4604-88-0x0000000002340000-0x00000000033FA000-memory.dmp

                                      memory/4604-98-0x0000000002340000-0x00000000033FA000-memory.dmp

                                      memory/4604-109-0x0000000002340000-0x00000000033FA000-memory.dmp

                                      memory/4604-120-0x0000000002340000-0x00000000033FA000-memory.dmp

                                      memory/4604-233-0x0000000003640000-0x0000000003642000-memory.dmp

                                      memory/4604-242-0x0000000000400000-0x000000000059C000-memory.dmp