Analysis

  • max time kernel
    96s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 14:48

General

  • Target

    84ef2e8cfff96f758d46e46ad90bd40fb39d54498d0f96fed7ae6e7658fde07d.exe

  • Size

    719KB

  • MD5

    efc3a6955b92ee3bde2346b874314a87

  • SHA1

    a3ac58dc9599dd630b6bd8ac685b5f6fea35bc31

  • SHA256

    84ef2e8cfff96f758d46e46ad90bd40fb39d54498d0f96fed7ae6e7658fde07d

  • SHA512

    55d83f3a4be6171555fa20a30e61b1b9a278ea1113663b4381d76c377676d8e7cc1f9a3a1bab3a0ec22f41771eb78e16f07027611cfb92b45dbf4ac91e1fd698

  • SSDEEP

    12288:YTl6AlE63dbar1eRpyJBtJeRoyjBBjWJ3sf1mLfNXKrEVmLoLPGeNW+JDT8bTHYU:wMAlEAd+heRpyztJeRoyjEsf1sfUoTGl

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
  • UPX packed file 11 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 WriteProcessMemory 16 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:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3052
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2692
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:776
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3344
                  • C:\Users\Admin\AppData\Local\Temp\84ef2e8cfff96f758d46e46ad90bd40fb39d54498d0f96fed7ae6e7658fde07d.exe
                    "C:\Users\Admin\AppData\Local\Temp\84ef2e8cfff96f758d46e46ad90bd40fb39d54498d0f96fed7ae6e7658fde07d.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • 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:3412
                • 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:3752
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3856
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3920
                        • 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:3664
                            • 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:2412
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2000
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:408

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • memory/3412-0-0x0000000000400000-0x00000000004B6000-memory.dmp

                                    Filesize

                                    728KB

                                  • memory/3412-1-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-4-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-5-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-3-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-15-0x0000000003C10000-0x0000000003C11000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3412-12-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-18-0x00000000024F0000-0x00000000024F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3412-13-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-17-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-6-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-19-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-20-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-24-0x00000000024F0000-0x00000000024F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3412-27-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-33-0x0000000000400000-0x00000000004B6000-memory.dmp

                                    Filesize

                                    728KB

                                  • memory/3412-14-0x00000000024F0000-0x00000000024F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3412-16-0x00000000024F0000-0x00000000024F2000-memory.dmp

                                    Filesize

                                    8KB