Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 23:39

General

  • Target

    36756103c1e2f4cce287d0af98a116366817787f973a92e54e386b877f481ee2N.exe

  • Size

    97KB

  • MD5

    edba702d2c2d461ecad07e9833e8c300

  • SHA1

    753161dd1d12cbb236fdb77e1422243015a81242

  • SHA256

    36756103c1e2f4cce287d0af98a116366817787f973a92e54e386b877f481ee2

  • SHA512

    cf309a50c72980ae9c97c527a52be4b23f040d394e3324e2be1250ef8b8109c24386d7828fcefea9621a52169b4b2c728ffbad83e453344b467b6e4323268dc7

  • SSDEEP

    3072:8a3cheQ51u0lCD/WwgQ7fHUYb6YQjRPj2yf3EKD:FseQjPlCD/WmP6r6GUO

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 14 IoCs

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

  • UPX packed file 32 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 33 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2816
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:668
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3144
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3444
                  • C:\Users\Admin\AppData\Local\Temp\36756103c1e2f4cce287d0af98a116366817787f973a92e54e386b877f481ee2N.exe
                    "C:\Users\Admin\AppData\Local\Temp\36756103c1e2f4cce287d0af98a116366817787f973a92e54e386b877f481ee2N.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:4664
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3556
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3744
                    • 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:3904
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3992
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4156
                            • 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:2428
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3248
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:4508
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4180

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • memory/4664-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4664-6-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-7-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-15-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-8-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-17-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-21-0x0000000003B60000-0x0000000003B62000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4664-20-0x0000000003B60000-0x0000000003B62000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4664-19-0x00000000044B0000-0x00000000044B1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4664-18-0x0000000003B60000-0x0000000003B62000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4664-14-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-16-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-5-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-4-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-3-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-23-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-22-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-24-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-25-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-26-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-28-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-29-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-30-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-32-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-33-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-35-0x0000000003B60000-0x0000000003B62000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4664-36-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-37-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-40-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-42-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-46-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-47-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-49-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-50-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-51-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-53-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-54-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-75-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4664-60-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4664-62-0x0000000003B60000-0x0000000003B62000-memory.dmp

                                      Filesize

                                      8KB