Analysis

  • max time kernel
    95s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2025 10:38

General

  • Target

    a78af2e308b9aed4dc1a924e3ba90c3f7e6fc55c56416a44dec87df8f70c573fN.exe

  • Size

    65KB

  • MD5

    294505568353014fbd10bfdb54cebff0

  • SHA1

    986bab21215d978fa9f7e34b222f91fd3c73f2e4

  • SHA256

    a78af2e308b9aed4dc1a924e3ba90c3f7e6fc55c56416a44dec87df8f70c573f

  • SHA512

    86864572a631512fc019f708411480c11bcfd420e7824bf0ca6b7c16c7d5bea3fe7125dbd2fb5bb45c94bad9b30e6f22082648cc057a5077fb878a15833468b0

  • SSDEEP

    1536:Cyo07aK8nHFGZzB1KLE7hOIobCm7Rv/Ar0LuoUm07Gynr5R:CB0EnHcHvcCmN/hLDUm071nr5R

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 7 IoCs

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

  • UPX packed file 23 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 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1016
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3000
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3020
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3156
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3460
                  • C:\Users\Admin\AppData\Local\Temp\a78af2e308b9aed4dc1a924e3ba90c3f7e6fc55c56416a44dec87df8f70c573fN.exe
                    "C:\Users\Admin\AppData\Local\Temp\a78af2e308b9aed4dc1a924e3ba90c3f7e6fc55c56416a44dec87df8f70c573fN.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 Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:5100
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3764
                    • 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:3964
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4044
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3552
                            • 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:4956
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1580
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:2548
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4500
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:1244
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:896
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:1944

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • memory/5100-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/5100-1-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-3-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-4-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-5-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-17-0x00000000007A0000-0x00000000007A2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/5100-7-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-10-0x0000000001BF0000-0x0000000001BF1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/5100-9-0x00000000007A0000-0x00000000007A2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/5100-19-0x00000000007A0000-0x00000000007A2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/5100-16-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-18-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-8-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-6-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-20-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-21-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-22-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-23-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-25-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-24-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-27-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-28-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-30-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-31-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-32-0x00000000007A0000-0x00000000007A2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/5100-33-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-35-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-36-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-38-0x00000000008B0000-0x000000000196A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/5100-58-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB