Analysis

  • max time kernel
    106s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 21:17

General

  • Target

    05d0a79822dd1de231bdbd6555b0d53ac151e9e30c799dbbdfcdaa823aa5a5c2.exe

  • Size

    3.0MB

  • MD5

    6db7a5e9ed3c44dcd1db99dbd0779085

  • SHA1

    16240fd71f10389904585142737698bda0191fd2

  • SHA256

    05d0a79822dd1de231bdbd6555b0d53ac151e9e30c799dbbdfcdaa823aa5a5c2

  • SHA512

    4a93397e3913224fc29c66bf826340968a24fcb4b96fc713dc6f924e7b63db434f4f943fa8917e0de29b307f97f80b3e74f768e11f4acaf26cb5a165974aaf20

  • SSDEEP

    49152:MZ4rujE/CLlVl80CdSI3LdmLgWtAjkhAx86LqmQKzeFH/LNqAznwoZhO:M+ruj+CLflabdSgGhb6OFGUwoZhO

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
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • UPX packed file 10 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 17 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1016
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2652
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2864
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3060
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3484
                  • C:\Users\Admin\AppData\Local\Temp\05d0a79822dd1de231bdbd6555b0d53ac151e9e30c799dbbdfcdaa823aa5a5c2.exe
                    "C:\Users\Admin\AppData\Local\Temp\05d0a79822dd1de231bdbd6555b0d53ac151e9e30c799dbbdfcdaa823aa5a5c2.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Writes to the Master Boot Record (MBR)
                    • 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:5968
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3632
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3800
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3944
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4024
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3652
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4148
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:5192
                              • 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:3648
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:2992
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:5772

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • memory/5968-0-0x0000000000400000-0x000000000071E000-memory.dmp

                                      Filesize

                                      3.1MB

                                    • memory/5968-1-0x0000000002640000-0x00000000036FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5968-2-0x0000000002640000-0x00000000036FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5968-10-0x0000000003BD0000-0x0000000003BD1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/5968-9-0x0000000003BC0000-0x0000000003BC2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5968-5-0x0000000002640000-0x00000000036FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5968-16-0x0000000002640000-0x00000000036FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5968-17-0x0000000002640000-0x00000000036FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5968-34-0x0000000000400000-0x000000000071E000-memory.dmp

                                      Filesize

                                      3.1MB

                                    • memory/5968-15-0x0000000002640000-0x00000000036FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5968-29-0x0000000002640000-0x00000000036FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5968-14-0x0000000002640000-0x00000000036FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5968-25-0x0000000003BC0000-0x0000000003BC2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5968-23-0x0000000003BC0000-0x0000000003BC2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5968-11-0x0000000002640000-0x00000000036FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5968-12-0x000000006DE00000-0x000000006DE10000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/5968-4-0x0000000002640000-0x00000000036FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5968-13-0x0000000003BC0000-0x0000000003BC2000-memory.dmp

                                      Filesize

                                      8KB