Analysis

  • max time kernel
    102s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 11:55

General

  • Target

    4c8b0224515f136dd4c1d4a622d69276070425f669637c6a8ad26b0b5aa92ff6N.exe

  • Size

    65KB

  • MD5

    281dbb01e681af67d43112beb0c38150

  • SHA1

    ea0fd95703e965650e5384edad6a4380a46ce964

  • SHA256

    4c8b0224515f136dd4c1d4a622d69276070425f669637c6a8ad26b0b5aa92ff6

  • SHA512

    2bec97c7e0599c1cf56ef41a1fa0978129b9c0f65b5081a4fbffbb31a8a40d2b6a7ecd542af2f50a54d5e3c50cbd7524a731f50e06557568e4a874e61bb06b26

  • SSDEEP

    1536:HQC0bSiuH2koxS9SCTMQg0ydxWonHbqOrvk0OIEUVQDoKj6vx:Hv02PWks+MhrxWoRrvkXIEJ8K+vx

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 15 IoCs

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

  • UPX packed file 31 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • 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 31 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:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2932
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2948
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:392
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3392
                  • C:\Users\Admin\AppData\Local\Temp\4c8b0224515f136dd4c1d4a622d69276070425f669637c6a8ad26b0b5aa92ff6N.exe
                    "C:\Users\Admin\AppData\Local\Temp\4c8b0224515f136dd4c1d4a622d69276070425f669637c6a8ad26b0b5aa92ff6N.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
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4684
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3532
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3732
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3836
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3900
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3984
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3816
                            • 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:592
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4532
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4660

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • memory/4684-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4684-6-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-14-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-12-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-20-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4684-21-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4684-19-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-16-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-15-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-18-0x0000000004370000-0x0000000004371000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4684-17-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4684-5-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-3-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-13-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-4-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-22-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-23-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-24-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-25-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-26-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-28-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-29-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-30-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-32-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-33-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4684-34-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-36-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-37-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-41-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-43-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-46-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-47-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-49-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-56-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-58-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-68-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4684-60-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-64-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4684-80-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB