Analysis

  • max time kernel
    104s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 23:13

General

  • Target

    f62a5b51b0c160e508c1bda47aad004387a0395f414675056111fbc71e5a2bb7.exe

  • Size

    3.0MB

  • MD5

    ac95cc073a0393a4899ae8820d1cd308

  • SHA1

    864d61de3b7f18232cfc69d4ae8c6fc793b52305

  • SHA256

    f62a5b51b0c160e508c1bda47aad004387a0395f414675056111fbc71e5a2bb7

  • SHA512

    a972497cea47029ca3323202028cd1895be7d48c92716d78ad778143ac998d03a314a7a49db4c891c96522c2786a6f8bad0e725cf2a88e002d238b103112732d

  • SSDEEP

    49152:zZ4rujE/CLlVl80CdSI3LdmLgWtAjkhAd86LqmQKzeFH/LNqAznwL01:z+ruj+CLflabdSgGhf6OFGUww

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 10 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 17 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:1008
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2612
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2624
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2956
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3428
                  • C:\Users\Admin\AppData\Local\Temp\f62a5b51b0c160e508c1bda47aad004387a0395f414675056111fbc71e5a2bb7.exe
                    "C:\Users\Admin\AppData\Local\Temp\f62a5b51b0c160e508c1bda47aad004387a0395f414675056111fbc71e5a2bb7.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:5228
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3540
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3740
                    • 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:3896
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3996
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4128
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:5468
                              • 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:5780
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:3420
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:1672

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • memory/5228-0-0x0000000000400000-0x000000000071C000-memory.dmp

                                      Filesize

                                      3.1MB

                                    • memory/5228-1-0x0000000002760000-0x000000000381A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5228-4-0x0000000002760000-0x000000000381A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5228-10-0x00000000026F0000-0x00000000026F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5228-8-0x0000000002760000-0x000000000381A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5228-17-0x00000000026F0000-0x00000000026F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5228-28-0x00000000026F0000-0x00000000026F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5228-16-0x0000000002760000-0x000000000381A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5228-9-0x0000000002760000-0x000000000381A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5228-5-0x0000000002760000-0x000000000381A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5228-3-0x0000000002760000-0x000000000381A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5228-7-0x0000000002740000-0x0000000002741000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/5228-6-0x00000000026F0000-0x00000000026F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5228-22-0x000000006E800000-0x000000006E810000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/5228-18-0x0000000002760000-0x000000000381A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5228-37-0x0000000000400000-0x000000000071C000-memory.dmp

                                      Filesize

                                      3.1MB

                                    • memory/5228-30-0x0000000002760000-0x000000000381A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5228-23-0x0000000002760000-0x000000000381A000-memory.dmp

                                      Filesize

                                      16.7MB