Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/06/2024, 22:30

General

  • Target
    69da6a3dfbc4553774a8a7d3074aa4b2f93ce574e560e96c9a4c244737a0da5a.exe
  • Size 151KB
  • Sample240615-2eybfs1dnn
  • SHA256 69da6a3dfbc4553774a8a7d3074aa4b2f93ce574e560e96c9a4c244737a0da5a
  • 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 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 12 IoCs
  • UPX dump on OEP (original entry point) 13 IoCs
  • UPX packed file 12 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
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 18 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:2920
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2996
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3116
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3500
                  • C:\Users\Admin\AppData\Local\Temp\69da6a3dfbc4553774a8a7d3074aa4b2f93ce574e560e96c9a4c244737a0da5a.exe
                    "C:\Users\Admin\AppData\Local\Temp\69da6a3dfbc4553774a8a7d3074aa4b2f93ce574e560e96c9a4c244737a0da5a.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3612
                    • C:\Windows\System32\Conhost.exe
                      \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                      3⤵
                        PID:984
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                    1⤵
                      PID:3668
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3860
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:3952
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:4020
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            1⤵
                              PID:752
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2344
                              • 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:1756
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:2928
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4568
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                      1⤵
                                        PID:1608

                                      Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            memory/3612-0-0x0000000001000000-0x0000000001026000-memory.dmp

                                            memory/3612-3-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-5-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-6-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-7-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-8-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-11-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-33-0x0000000001000000-0x0000000001026000-memory.dmp

                                            memory/3612-22-0x0000000000750000-0x0000000000752000-memory.dmp

                                            memory/3612-27-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-10-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-20-0x0000000000750000-0x0000000000752000-memory.dmp

                                            memory/3612-12-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-14-0x00000000009F0000-0x00000000009F1000-memory.dmp

                                            memory/3612-13-0x0000000000750000-0x0000000000752000-memory.dmp

                                            memory/3612-9-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-4-0x0000000002440000-0x00000000034FA000-memory.dmp

                                            memory/3612-1-0x0000000002440000-0x00000000034FA000-memory.dmp