Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-05-2024 21:44

General

  • Target

    468bf72a1061d6158fac8ec69f55d795f91b6ba6a5554befc4d9088121ffedf9.exe

  • Size

    97KB

  • MD5

    4df846888498f6448922ff760f5f1ed6

  • SHA1

    7d247d1a7236a529d2fb592b32b7cce78db1e13d

  • SHA256

    468bf72a1061d6158fac8ec69f55d795f91b6ba6a5554befc4d9088121ffedf9

  • SHA512

    db3468a209ae982881e6d49c442895e8aa2ec7c1df683719cd6f9935d10e3b4b4dc1ab38e62980401f2543db877286a3cca8dbf7f001fd7d6fa4f72e826391e9

  • SSDEEP

    1536:5tFjGP/2PFArWORPLNX/AlF1X35yibpDsztRdSTvJg3rlqQD1QTndEXkQ:ljGX2PbOAP1n5yslsztrSTvJElvQzdA

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 2 TTPs 3 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 31 IoCs
  • UPX dump on OEP (original entry point) 32 IoCs
  • UPX packed file 31 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 14 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2480
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2496
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2632
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3500
                  • C:\Users\Admin\AppData\Local\Temp\468bf72a1061d6158fac8ec69f55d795f91b6ba6a5554befc4d9088121ffedf9.exe
                    "C:\Users\Admin\AppData\Local\Temp\468bf72a1061d6158fac8ec69f55d795f91b6ba6a5554befc4d9088121ffedf9.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 Program Files directory
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3256
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3636
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3852
                    • 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:4016
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:860
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3688
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:1952
                              • 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:4560
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:2908
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:708
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                      1⤵
                                        PID:1372
                                      • C:\Windows\system32\backgroundTaskHost.exe
                                        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                        1⤵
                                          PID:5036

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        • memory/3256-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3256-4-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-3-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-7-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-21-0x0000000003520000-0x0000000003522000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3256-14-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-19-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-18-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-20-0x0000000003520000-0x0000000003522000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3256-13-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-15-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-5-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-17-0x00000000040F0000-0x00000000040F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3256-16-0x0000000003520000-0x0000000003522000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3256-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-22-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-23-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-24-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-25-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-26-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-28-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-29-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-30-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-32-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-33-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-40-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-42-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-44-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-46-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-53-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-54-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-55-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-56-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-77-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3256-64-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3256-65-0x0000000003520000-0x0000000003522000-memory.dmp

                                          Filesize

                                          8KB