Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-02-2025 22:57

General

  • Target

    57b60aa316941f5b4f8bf593e72dd98b7b9674689a8c6baa6438f2ae6757d4f5.exe

  • Size

    516KB

  • MD5

    898a938d5a71835380475c7cf06f89c0

  • SHA1

    c11c48b4864ae093e380153de6b148d62e9bc633

  • SHA256

    57b60aa316941f5b4f8bf593e72dd98b7b9674689a8c6baa6438f2ae6757d4f5

  • SHA512

    e1d9839f42d93558502f042eb5c214fe9602d4e72df79eecdeefe4bf7e401b1dffec3603d8dbc2db5cc6a82acb7bab299300a2c3919f19f790de64e3d16f9695

  • SSDEEP

    6144:wxlZaFDLrItkluXRuBvusFjJemp8dqoOiEzfZipLvAlJROfm66wi8e6JTtCQr4NS:elQ8fXEBvuwjInnLEzRi1Al/P9QX

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 WinLogon for persistence 2 TTPs 1 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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 8 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

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

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

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2524
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2540
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2744
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3504
                  • C:\Users\Admin\AppData\Local\Temp\57b60aa316941f5b4f8bf593e72dd98b7b9674689a8c6baa6438f2ae6757d4f5.exe
                    "C:\Users\Admin\AppData\Local\Temp\57b60aa316941f5b4f8bf593e72dd98b7b9674689a8c6baa6438f2ae6757d4f5.exe"
                    2⤵
                    • Modifies WinLogon for persistence
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • Windows security modification
                    • Adds Run key to start application
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops file in System32 directory
                    • 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:3584
                    • C:\Windows\SysWOW64\netsh.exe
                      netsh firewall set opmode disable
                      3⤵
                      • Modifies Windows Firewall
                      • Event Triggered Execution: Netsh Helper DLL
                      • System Location Discovery: System Language Discovery
                      PID:3744
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /C AT /delete /yes
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2564
                      • C:\Windows\SysWOW64\at.exe
                        AT /delete /yes
                        4⤵
                        • System Location Discovery: System Language Discovery
                        PID:3692
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\blastclnnn.exe
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4728
                      • C:\Windows\SysWOW64\at.exe
                        AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\blastclnnn.exe
                        4⤵
                        • System Location Discovery: System Language Discovery
                        PID:4684
                    • C:\Windows\SysWOW64\NOTEPAD.EXE
                      "C:\Windows\system32\NOTEPAD.EXE"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:4176
                    • C:\Windows\SysWOW64\NOTEPAD.EXE
                      "C:\Windows\system32\NOTEPAD.EXE"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:2912
                    • C:\Windows\SysWOW64\NOTEPAD.EXE
                      "C:\Windows\system32\NOTEPAD.EXE"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:2424
                    • C:\Windows\SysWOW64\NOTEPAD.EXE
                      "C:\Windows\system32\NOTEPAD.EXE"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:1320
                    • C:\Windows\SysWOW64\NOTEPAD.EXE
                      "C:\Windows\system32\NOTEPAD.EXE"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:1608
                    • C:\Windows\SysWOW64\NOTEPAD.EXE
                      "C:\Windows\system32\NOTEPAD.EXE"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:4496
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3652
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3824
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3916
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3980
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4072
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4112
                            • 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:3516
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4272
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:2768
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:2388
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:1228
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:4656
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:2472

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • C:\Windows\SysWOW64\autorun.ini

                                            Filesize

                                            106B

                                            MD5

                                            461844e7b27354ffb9b1f5cafc529c64

                                            SHA1

                                            f3ee2f507999a91ad23366c65f06159d79ec5478

                                            SHA256

                                            e7deff408c17012d4a2ed9399301e10253dfb74db882ee557b09c319b7be86ba

                                            SHA512

                                            e2e3fe4962ee8a3bbbff1df45782ac2281ccd67cb7598c2d47fcc36ae1c5a667e1465afd138c1e491014348b381f31d75e1ccee739db81892217ada0380c0c57

                                          • C:\Windows\SysWOW64\setting.ini

                                            Filesize

                                            158KB

                                            MD5

                                            6456340d06517099fb578e442c055223

                                            SHA1

                                            49377639b90ced340710a7349818f1fda9388dc7

                                            SHA256

                                            8cb5278db957aa9263ff03bf84ca24f6a530edb417c220a14c72de63793ee3cb

                                            SHA512

                                            f61ce0e72388ce57618a8becc49057dcb534edc9a06569210e6ffb011c636e6be99131b5506a32881f7f2bc269198149b7e5e882aa6ef97d8571e8b62bbb0e82

                                          • C:\Windows\scvshosts.exe

                                            Filesize

                                            516KB

                                            MD5

                                            898a938d5a71835380475c7cf06f89c0

                                            SHA1

                                            c11c48b4864ae093e380153de6b148d62e9bc633

                                            SHA256

                                            57b60aa316941f5b4f8bf593e72dd98b7b9674689a8c6baa6438f2ae6757d4f5

                                            SHA512

                                            e1d9839f42d93558502f042eb5c214fe9602d4e72df79eecdeefe4bf7e401b1dffec3603d8dbc2db5cc6a82acb7bab299300a2c3919f19f790de64e3d16f9695

                                          • memory/3584-24-0x00000000034C0000-0x00000000044F3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/3584-8-0x0000000000940000-0x0000000000942000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3584-11-0x00000000034C0000-0x00000000044F3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/3584-10-0x0000000000940000-0x0000000000942000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3584-9-0x00000000009C0000-0x00000000009C1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/3584-6-0x00000000034C0000-0x00000000044F3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/3584-22-0x00000000034C0000-0x00000000044F3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/3584-0-0x0000000000400000-0x00000000004A7000-memory.dmp

                                            Filesize

                                            668KB

                                          • memory/3584-3-0x00000000034C0000-0x00000000044F3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/3584-14-0x0000000000940000-0x0000000000942000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3584-75-0x0000000000400000-0x00000000004A7000-memory.dmp

                                            Filesize

                                            668KB

                                          • memory/3584-81-0x0000000000940000-0x0000000000942000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3584-82-0x00000000034C0000-0x00000000044F3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/3584-87-0x00000000034C0000-0x00000000044F3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/3584-91-0x00000000034C0000-0x00000000044F3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/3584-101-0x00000000034C0000-0x00000000044F3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/3584-107-0x0000000000400000-0x00000000004A7000-memory.dmp

                                            Filesize

                                            668KB

                                          • memory/4176-122-0x0000000001070000-0x0000000001087000-memory.dmp

                                            Filesize

                                            92KB

                                          • memory/4176-123-0x0000000001070000-0x0000000001087000-memory.dmp

                                            Filesize

                                            92KB