Analysis

  • max time kernel
    92s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-12-2024 19:55

General

  • Target

    566af5806f74b6031f2aaeab370d536838b0e9369d9df77f903bb2d8bae6357b.exe

  • Size

    848KB

  • MD5

    1059c99fb7a0e223b13b9c8250957bca

  • SHA1

    5247cddfbfea647592fbabc29923e721e9b91cc5

  • SHA256

    566af5806f74b6031f2aaeab370d536838b0e9369d9df77f903bb2d8bae6357b

  • SHA512

    4b9de9f731880016907f62376fcaac971984b92339a313a4b0bc3f3b1a47287bd1712b32e44a273bea1f15e286071c63390cd2ee8daea391955ff0d0e95a717d

  • SSDEEP

    24576:j37dJeBeU4UFPEP5/FkI7TqThAMceJEPoHfdt:rUFPEP5/FJ6T6MHJ8oHfdt

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 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 41 IoCs

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

  • Drops file in Program Files directory 11 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.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:332
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2596
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2608
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2748
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3516
                  • C:\Users\Admin\AppData\Local\Temp\566af5806f74b6031f2aaeab370d536838b0e9369d9df77f903bb2d8bae6357b.exe
                    "C:\Users\Admin\AppData\Local\Temp\566af5806f74b6031f2aaeab370d536838b0e9369d9df77f903bb2d8bae6357b.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Writes to the Master Boot Record (MBR)
                    • Drops autorun.inf file
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Modifies Internet Explorer settings
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:1404
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3628
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3816
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3904
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3972
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4056
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4120
                            • 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:216
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4712
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4816

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • F:\dysn.exe

                                    Filesize

                                    97KB

                                    MD5

                                    c0a8e8282396653d8aaeaa200a689ce7

                                    SHA1

                                    53b1b0883e069a82f89e4e64ad7e9fc941f563f0

                                    SHA256

                                    fa74fee6cc89d48c0259f49e9bc8b91950f35f80821291b2e52b57b228994a0b

                                    SHA512

                                    a7d69642b4507e01dfa475089c87564523c556ea8f9c637837c71e1b348cfb3af6f680a8868d0e30f82fb6ce503938d92a983bfb57099de436419ae5c027bc33

                                  • memory/1404-32-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-72-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-7-0x00000000035B0000-0x00000000035B1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1404-9-0x0000000000C30000-0x0000000000C32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1404-10-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-17-0x0000000000C30000-0x0000000000C32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1404-8-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-16-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-18-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-19-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-20-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-21-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-5-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-4-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-30-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-23-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-22-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-24-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-25-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-26-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-28-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-29-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-6-0x0000000000C30000-0x0000000000C32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1404-3-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-52-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-35-0x0000000000C30000-0x0000000000C32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1404-36-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-37-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-39-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-47-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-48-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-50-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-33-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-54-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-56-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-57-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-59-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-61-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-64-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-65-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-68-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-70-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-0-0x0000000000400000-0x00000000004D7000-memory.dmp

                                    Filesize

                                    860KB

                                  • memory/1404-73-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-78-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-1-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-90-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1404-103-0x0000000000400000-0x00000000004D7000-memory.dmp

                                    Filesize

                                    860KB