Analysis

  • max time kernel
    92s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/11/2024, 01:37

General

  • Target
    92599ce4c015eaec723bd9a2e6e0067d74aa02caae7fe0d617d0eca37394badf.dll
  • Size 120KB
  • Sample241108-b17txa1pc1
  • SHA256 92599ce4c015eaec723bd9a2e6e0067d74aa02caae7fe0d617d0eca37394badf
  • 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 3 TTPs 6 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 15 IoCs

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

  • UPX packed file 35 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 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 55 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:392
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:688
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3076
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3132
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3432
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\92599ce4c015eaec723bd9a2e6e0067d74aa02caae7fe0d617d0eca37394badf.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:552
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\92599ce4c015eaec723bd9a2e6e0067d74aa02caae7fe0d617d0eca37394badf.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4508
                      • C:\Users\Admin\AppData\Local\Temp\e578405.exe
                        C:\Users\Admin\AppData\Local\Temp\e578405.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:1476
                      • C:\Users\Admin\AppData\Local\Temp\e57855c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57855c.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • System policy modification
                        PID:3604
                      • C:\Users\Admin\AppData\Local\Temp\e579f7c.exe
                        C:\Users\Admin\AppData\Local\Temp\e579f7c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3544
                      • C:\Users\Admin\AppData\Local\Temp\e579f8c.exe
                        C:\Users\Admin\AppData\Local\Temp\e579f8c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2624
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3580
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3756
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3852
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3920
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3996
                          • 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:4680
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4320
                              • C:\Windows\system32\backgroundTaskHost.exe
                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                1⤵
                                  PID:3448
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:1020
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:208

                                    Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          e578405.exe

                                          • Path C:\Users\Admin\AppData\Local\Temp\e578405.exe
                                          • Size 97KB
                                          • SHA256 963b5b5a6dbef5f602101be87526597b8c67707d5069232ead802be005de8050
                                          • MD5 SHA1 SHA512 SSDEEP

                                          SYSTEM.INI

                                          • Path C:\Windows\SYSTEM.INI
                                          • Size 257B
                                          • SHA256 7d3fb0830d9ab8f6e274e887a6052c197b40e43726b0e38a18fd8e280f64f21d
                                          • MD5 SHA1 SHA512

                                          memory/1476-83-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-89-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-11-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                          memory/1476-31-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-23-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                          memory/1476-29-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                          memory/1476-12-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-22-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-24-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-10-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-9-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-101-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-16-0x0000000001A40000-0x0000000001A41000-memory.dmp

                                          memory/1476-25-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                          memory/1476-98-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-95-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-6-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-34-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-36-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-37-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-38-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-39-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-40-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-42-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-43-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-94-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-58-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                          memory/1476-91-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-86-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-55-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-8-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-62-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-61-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-85-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-82-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-78-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/1476-77-0x0000000000790000-0x000000000184A000-memory.dmp

                                          memory/2624-75-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                          memory/2624-148-0x0000000000400000-0x0000000000412000-memory.dmp

                                          memory/2624-57-0x0000000000400000-0x0000000000412000-memory.dmp

                                          memory/2624-73-0x00000000004A0000-0x00000000004A1000-memory.dmp

                                          memory/2624-97-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                          memory/2624-74-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                          memory/3544-144-0x0000000000400000-0x0000000000412000-memory.dmp

                                          memory/3544-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          memory/3544-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          memory/3544-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                          memory/3544-92-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          memory/3544-69-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          memory/3604-139-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                          memory/3604-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                          memory/3604-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          memory/3604-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          memory/3604-87-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          memory/3604-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          memory/3604-140-0x0000000000400000-0x0000000000412000-memory.dmp

                                          memory/3604-137-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                          memory/4508-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                          memory/4508-30-0x0000000000B90000-0x0000000000B92000-memory.dmp

                                          memory/4508-26-0x0000000000B90000-0x0000000000B92000-memory.dmp

                                          memory/4508-14-0x0000000000C70000-0x0000000000C71000-memory.dmp

                                          memory/4508-13-0x0000000000B90000-0x0000000000B92000-memory.dmp

                                          memory/4508-50-0x0000000000B90000-0x0000000000B92000-memory.dmp