Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/06/2024, 18:59

General

  • Target
    1576ed17d3c7dbcfc9c3b3a871b087c528761a5d7cc886d6e4ead0941f4192cd.dll
  • Size 120KB
  • Sample240621-xm2avsteml
  • SHA256 1576ed17d3c7dbcfc9c3b3a871b087c528761a5d7cc886d6e4ead0941f4192cd
  • 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 9 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 4 IoCs
  • UPX packed file 32 IoCs

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

  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 12 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2720
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2728
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2960
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1576ed17d3c7dbcfc9c3b3a871b087c528761a5d7cc886d6e4ead0941f4192cd.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4104
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1576ed17d3c7dbcfc9c3b3a871b087c528761a5d7cc886d6e4ead0941f4192cd.dll,#1
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:4712
                      • C:\Users\Admin\AppData\Local\Temp\e5763da.exe
                        C:\Users\Admin\AppData\Local\Temp\e5763da.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2108
                      • C:\Users\Admin\AppData\Local\Temp\e576580.exe
                        C:\Users\Admin\AppData\Local\Temp\e576580.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4244
                      • C:\Users\Admin\AppData\Local\Temp\e578201.exe
                        C:\Users\Admin\AppData\Local\Temp\e578201.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
                        • Suspicious behavior: EnumeratesProcesses
                        • System policy modification
                        PID:1080
                      • C:\Users\Admin\AppData\Local\Temp\e578220.exe
                        C:\Users\Admin\AppData\Local\Temp\e578220.exe
                        4⤵
                        • Executes dropped EXE
                        PID:4652
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3644
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3840
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:4012
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4072
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3872
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4124
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:392
                              • 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:2292

                                Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      e5763da.exe

                                      • Path C:\Users\Admin\AppData\Local\Temp\e5763da.exe
                                      • Size 97KB
                                      • SHA256 30b84772d8500c0a29c02aa541710e413fcc5b57cde11c11ff51d906836bae46
                                      • MD5 SHA1 SHA512 SSDEEP

                                      SYSTEM.INI

                                      • Path C:\Windows\SYSTEM.INI
                                      • Size 257B
                                      • SHA256 e1bcfd131a5a28631b6a084b64cbaa4a4f95a819b116983aaf4321ae41a8b57e
                                      • MD5 SHA1 SHA512

                                      memory/1080-47-0x0000000000400000-0x0000000000412000-memory.dmp

                                      memory/1080-177-0x0000000000400000-0x0000000000412000-memory.dmp

                                      memory/1080-63-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      memory/1080-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      memory/2108-54-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-30-0x0000000001C80000-0x0000000001C82000-memory.dmp

                                      memory/2108-29-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                      memory/2108-13-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-18-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                      memory/2108-97-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-112-0x0000000000400000-0x0000000000412000-memory.dmp

                                      memory/2108-93-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-27-0x0000000001C80000-0x0000000001C82000-memory.dmp

                                      memory/2108-90-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-33-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-39-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-84-0x0000000001C80000-0x0000000001C82000-memory.dmp

                                      memory/2108-83-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-82-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-14-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-55-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-56-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-81-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-24-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-23-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-79-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-78-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-75-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-70-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-71-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/2108-73-0x0000000000760000-0x000000000181A000-memory.dmp

                                      memory/4244-59-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      memory/4244-60-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      memory/4244-148-0x0000000000B90000-0x0000000001C4A000-memory.dmp

                                      memory/4244-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                      memory/4244-124-0x0000000000B90000-0x0000000001C4A000-memory.dmp

                                      memory/4244-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      memory/4652-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      memory/4652-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                      memory/4652-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      memory/4652-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      memory/4652-181-0x0000000000400000-0x0000000000412000-memory.dmp

                                      memory/4712-31-0x0000000003CB0000-0x0000000003CB2000-memory.dmp

                                      memory/4712-16-0x0000000003D40000-0x0000000003D41000-memory.dmp

                                      memory/4712-25-0x0000000003CB0000-0x0000000003CB2000-memory.dmp

                                      memory/4712-49-0x0000000003CB0000-0x0000000003CB2000-memory.dmp

                                      memory/4712-15-0x0000000003CB0000-0x0000000003CB2000-memory.dmp

                                      memory/4712-1-0x0000000010000000-0x0000000010020000-memory.dmp