Analysis

  • max time kernel
    93s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2024 00:11

General

  • Target

    5d456c429fb1fb51a8477d65b1bdb46d1073bf7c3f27ba2c3cbeae1e0aa41c79.dll

  • Size

    120KB

  • MD5

    9836410ecabad20fbe0bcfa357296d45

  • SHA1

    377351250153f99af100e0dcd12935e329bc05f4

  • SHA256

    5d456c429fb1fb51a8477d65b1bdb46d1073bf7c3f27ba2c3cbeae1e0aa41c79

  • SHA512

    29e12007da5dbefa34448069ad3e45d253e16d5ce7e0431ea05bdfd02dfec983b703a15c5c52dc311efa6a28bf95a2df524602fdb617dd31852a6e2cd0fe7c9a

  • SSDEEP

    3072:6kY/vnu2w8iLRPp0YHt8Lob+EBgyG3XMJvo:6b/vnpw8uRLHt8Lob9BgyG3XMJw

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 3 TTPs 3 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 10 IoCs

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

  • UPX packed file 26 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:768
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1012
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2516
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2548
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2672
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5d456c429fb1fb51a8477d65b1bdb46d1073bf7c3f27ba2c3cbeae1e0aa41c79.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1764
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5d456c429fb1fb51a8477d65b1bdb46d1073bf7c3f27ba2c3cbeae1e0aa41c79.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3496
                      • C:\Users\Admin\AppData\Local\Temp\e57a72d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a72d.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 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:3308
                      • C:\Users\Admin\AppData\Local\Temp\e57a865.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a865.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2232
                      • C:\Users\Admin\AppData\Local\Temp\e57cb6e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cb6e.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1756
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3672
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3864
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3964
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4052
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:660
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2100
                            • 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:1544
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2392

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57a72d.exe

                                  Filesize

                                  97KB

                                  MD5

                                  880af29cd839f62f1366304dfa8107fb

                                  SHA1

                                  65f619a5917dd7c7c3ef9254b37580bb0b257de8

                                  SHA256

                                  28e4d04322334419ee59496435774a4811b5d39b8d243e79d717457acade87b7

                                  SHA512

                                  ebf98b5289b37c9409137d0e2c6ae2c83a475c4860589bdb3cb6e3d2ee6ea15dc5714bebbeba0f1302de5d998cf3f7762fd722d859d863e54708e7c2f67a27ba

                                • memory/1756-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1756-49-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1756-105-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1756-77-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1756-56-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1756-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2232-101-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2232-55-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2232-52-0x0000000000570000-0x0000000000571000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2232-73-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2232-53-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2232-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3308-38-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-26-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-10-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3308-6-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-15-0x0000000000640000-0x0000000000641000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3308-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3308-8-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-35-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-37-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-36-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-87-0x0000000000510000-0x0000000000512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3308-39-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-40-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-22-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-11-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-17-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-34-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-58-0x0000000000510000-0x0000000000512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3308-80-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-18-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-27-0x0000000000510000-0x0000000000512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3308-60-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-61-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-63-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-65-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-67-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-68-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-70-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-33-0x0000000000510000-0x0000000000512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3308-74-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-76-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3308-9-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3496-19-0x0000000000C80000-0x0000000000C82000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3496-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3496-13-0x0000000003CF0000-0x0000000003CF1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3496-12-0x0000000000C80000-0x0000000000C82000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3496-23-0x0000000000C80000-0x0000000000C82000-memory.dmp

                                  Filesize

                                  8KB