Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 03:49

General

  • Target

    5259f0e2146e8d99d8db2f71135c8fa34fd3809b179311f0f5aa76f0d0731087N.exe

  • Size

    376KB

  • MD5

    7409ba64666e33f3f6596dc0972acb40

  • SHA1

    64fe75044bd34bbc94011c79d78952bccdf63f1d

  • SHA256

    5259f0e2146e8d99d8db2f71135c8fa34fd3809b179311f0f5aa76f0d0731087

  • SHA512

    c8090aa32c05f92a5a9e4e31f037b1e28a5bc13162a9aa343e08778559599282369582c302b209d2a84d96b6bbff47087a00cd09a096a8245a1fac9de6b40c99

  • SSDEEP

    6144:vMtCtxFMgHGDU7+20GW9xzQDa4jHccU9zoJ9W4C23CJUh9QmlneTSTQ5pA5Zrs5D:vGCtxoDe+cW3zQDj765pA5ZrsBGxyZ

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
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • UPX packed file 18 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2940
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3004
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2492
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3448
                  • C:\Users\Admin\AppData\Local\Temp\5259f0e2146e8d99d8db2f71135c8fa34fd3809b179311f0f5aa76f0d0731087N.exe
                    "C:\Users\Admin\AppData\Local\Temp\5259f0e2146e8d99d8db2f71135c8fa34fd3809b179311f0f5aa76f0d0731087N.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4708
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3564
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3848
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3912
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4000
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3844
                            • 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:3040
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2968
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:2468
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:3344

                                    Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • memory/4708-0-0x0000000000400000-0x0000000000464000-memory.dmp

                                            Filesize

                                            400KB

                                          • memory/4708-1-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-11-0x0000000004120000-0x0000000004122000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4708-4-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-5-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-14-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-16-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-22-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-13-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-12-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-15-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-23-0x0000000004120000-0x0000000004122000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4708-10-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-9-0x0000000004130000-0x0000000004131000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/4708-8-0x0000000004120000-0x0000000004122000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4708-3-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-24-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-25-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-26-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-28-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-27-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-30-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4708-48-0x0000000000400000-0x0000000000464000-memory.dmp

                                            Filesize

                                            400KB

                                          • memory/4708-34-0x0000000002CF0000-0x0000000003DAA000-memory.dmp

                                            Filesize

                                            16.7MB