Analysis

  • max time kernel
    96s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2024, 20:23

General

  • Target

    995c32e2f14d6b4d3ef9efdde4a39bf4bdae85d300dc0c43421065f001d8b534.exe

  • Size

    2.5MB

  • MD5

    ed3d34385af834f7ecdccc8e836fe613

  • SHA1

    af3ccc6b87246e5f46d777e396484d5c2cf5e050

  • SHA256

    995c32e2f14d6b4d3ef9efdde4a39bf4bdae85d300dc0c43421065f001d8b534

  • SHA512

    a0cd657654af0db68f2ae6f5e663dbaf19008ebfe206d43ec79213e96519406fcd87b390641689d42e58947012843e031e3d4f214df5c96b853db8431f7edf84

  • SSDEEP

    49152:FYNtHBjBeXyf84ZXOJiBZoJ6+tQquJNOg4Sl8GQV5qU9WtPHXA0pTCxXHQ:FY7HVUiIibquJN3bl8GQvqdNXA0z

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 9 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 15 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:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2644
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2680
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2792
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3452
                  • C:\Users\Admin\AppData\Local\Temp\995c32e2f14d6b4d3ef9efdde4a39bf4bdae85d300dc0c43421065f001d8b534.exe
                    "C:\Users\Admin\AppData\Local\Temp\995c32e2f14d6b4d3ef9efdde4a39bf4bdae85d300dc0c43421065f001d8b534.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:3172
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3588
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3780
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3876
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3940
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4020
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2960
                            • 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:4396
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1624

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • memory/3172-0-0x0000000000400000-0x0000000000684000-memory.dmp

                                  Filesize

                                  2.5MB

                                • memory/3172-3-0x00000000026A0000-0x000000000375A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3172-4-0x00000000026A0000-0x000000000375A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3172-6-0x00000000026A0000-0x000000000375A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3172-15-0x00000000024D0000-0x00000000024D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3172-16-0x00000000026A0000-0x000000000375A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3172-17-0x00000000026A0000-0x000000000375A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3172-14-0x00000000026A0000-0x000000000375A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3172-18-0x00000000024D0000-0x00000000024D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3172-20-0x00000000026A0000-0x000000000375A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3172-33-0x0000000000400000-0x0000000000684000-memory.dmp

                                  Filesize

                                  2.5MB

                                • memory/3172-5-0x00000000026A0000-0x000000000375A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3172-8-0x0000000002630000-0x0000000002631000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3172-7-0x00000000024D0000-0x00000000024D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3172-1-0x00000000026A0000-0x000000000375A000-memory.dmp

                                  Filesize

                                  16.7MB