Analysis

  • max time kernel
    96s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/05/2024, 21:34

General

  • Target
    8ece6946a2bbb01e5831e3df8b911017ee79b5ac745f76cca00b0716419718af.dll
  • Size 120KB
  • Sample240523-1e3eqshe74
  • SHA256 8ece6946a2bbb01e5831e3df8b911017ee79b5ac745f76cca00b0716419718af
  • 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 6 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • UPX packed file 29 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 10 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 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:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2712
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2756
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2988
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3408
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ece6946a2bbb01e5831e3df8b911017ee79b5ac745f76cca00b0716419718af.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1408
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ece6946a2bbb01e5831e3df8b911017ee79b5ac745f76cca00b0716419718af.dll,#1
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:116
                      • C:\Users\Admin\AppData\Local\Temp\e574844.exe
                        C:\Users\Admin\AppData\Local\Temp\e574844.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • Drops file in Windows directory
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4296
                      • C:\Users\Admin\AppData\Local\Temp\e5749ca.exe
                        C:\Users\Admin\AppData\Local\Temp\e5749ca.exe
                        4⤵
                        • Executes dropped EXE
                        PID:468
                      • C:\Users\Admin\AppData\Local\Temp\e577b4a.exe
                        C:\Users\Admin\AppData\Local\Temp\e577b4a.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • Drops file in Windows directory
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4340
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3628
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3812
                    • 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:4064
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3940
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:388
                              • 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:3404
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:2000

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        e574844.exe

                                        • Path C:\Users\Admin\AppData\Local\Temp\e574844.exe
                                        • Size 97KB
                                        • SHA256 07d7fb3d7365ef546f3a92275119e33513225dec2690b788a9d4aa1c2064c08b
                                        • MD5 SHA1 SHA512 SSDEEP

                                        SYSTEM.INI

                                        • Path C:\Windows\SYSTEM.INI
                                        • Size 257B
                                        • SHA256 9dbeb4b52b967d2bc9e2d56188dd6b0916977a7ee73e82950bee117abd2822be
                                        • MD5 SHA1 SHA512

                                        memory/116-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                        memory/116-20-0x0000000003EA0000-0x0000000003EA2000-memory.dmp

                                        memory/116-19-0x0000000003F30000-0x0000000003F31000-memory.dmp

                                        memory/116-48-0x0000000003EA0000-0x0000000003EA2000-memory.dmp

                                        memory/116-24-0x0000000003EA0000-0x0000000003EA2000-memory.dmp

                                        memory/116-18-0x0000000003EA0000-0x0000000003EA2000-memory.dmp

                                        memory/468-33-0x0000000000400000-0x0000000000412000-memory.dmp

                                        memory/468-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        memory/468-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        memory/468-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        memory/468-86-0x0000000000400000-0x0000000000412000-memory.dmp

                                        memory/468-83-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        memory/4296-38-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-56-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-23-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-29-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                        memory/4296-11-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-27-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-10-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-36-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-37-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-34-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-39-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-35-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-28-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-32-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                        memory/4296-40-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-26-0x0000000001B40000-0x0000000001B41000-memory.dmp

                                        memory/4296-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                        memory/4296-54-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-55-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-17-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-57-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-59-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-61-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-78-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-72-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                        memory/4296-82-0x0000000000400000-0x0000000000412000-memory.dmp

                                        memory/4296-9-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4296-6-0x00000000007E0000-0x000000000189A000-memory.dmp

                                        memory/4340-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                        memory/4340-87-0x00000000007B0000-0x000000000186A000-memory.dmp

                                        memory/4340-94-0x00000000007B0000-0x000000000186A000-memory.dmp

                                        memory/4340-93-0x00000000007B0000-0x000000000186A000-memory.dmp

                                        memory/4340-103-0x00000000007B0000-0x000000000186A000-memory.dmp

                                        memory/4340-90-0x00000000007B0000-0x000000000186A000-memory.dmp

                                        memory/4340-89-0x00000000007B0000-0x000000000186A000-memory.dmp

                                        memory/4340-137-0x0000000000400000-0x0000000000412000-memory.dmp

                                        memory/4340-138-0x00000000007B0000-0x000000000186A000-memory.dmp