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
    15/12/2024, 22:46

General

  • Target

    ee0aa33fea587aee4154bae09b8a708d56893db35ad3fdafe5e2036f220a66deN.dll

  • Size

    120KB

  • MD5

    77c9f522fff9630db9cbf5670bad6650

  • SHA1

    1980317c89bb2122adbb4b4c9bd72dd12089cbac

  • SHA256

    ee0aa33fea587aee4154bae09b8a708d56893db35ad3fdafe5e2036f220a66de

  • SHA512

    b855f784159e73c54e03044038e147519b6fbe92b5b585aa20ad9f625d069f702214b85b91853657b4a61878cf2c1b644aeec5f30d8fd2e0d1828ce19fd56c10

  • SSDEEP

    3072:zVot+NpFP5PQI16gSg8EJGYNmS6oPGlzu2rsTM84:5+cpFP5QIkE9mS+lD

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 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 13 IoCs

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

  • UPX packed file 28 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 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:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2588
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2632
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2800
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3544
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee0aa33fea587aee4154bae09b8a708d56893db35ad3fdafe5e2036f220a66deN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4792
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee0aa33fea587aee4154bae09b8a708d56893db35ad3fdafe5e2036f220a66deN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3004
                      • C:\Users\Admin\AppData\Local\Temp\e57857c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57857c.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • 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:3696
                      • C:\Users\Admin\AppData\Local\Temp\e578722.exe
                        C:\Users\Admin\AppData\Local\Temp\e578722.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:468
                      • C:\Users\Admin\AppData\Local\Temp\e57a96f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a96f.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • 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 WriteProcessMemory
                        • System policy modification
                        PID:3136
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3648
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3824
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3912
                      • 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:4112
                            • 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:1624
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1772
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2040

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\e57857c.exe

                                          Filesize

                                          97KB

                                          MD5

                                          ed0771bb6cf7e11fdb31d857b1083ece

                                          SHA1

                                          1b6a3b579e8590fdf46a383f9285a285630ca505

                                          SHA256

                                          fe7664bcff7a1b1f703d838b58f17340ca1961b0af9c90c7a09bda5d508b4ae9

                                          SHA512

                                          d5765a580b685aa3668d02139f8388d55c5e27824f0ac81778b55e268c99da06d6cc108cad04e470ff47ebad59db21a38838fe50582ce93b2c060885daa544f7

                                        • C:\Windows\SYSTEM.INI

                                          Filesize

                                          257B

                                          MD5

                                          cd7ca0d4f38a83c6d98894c632838571

                                          SHA1

                                          32664419394eb91615373f951d14b4a5cfda0555

                                          SHA256

                                          cad6f023586af0a8ddee3f3d068244cf17b28db8425b9528d9dfaad84e5262a9

                                          SHA512

                                          57211286d1a5bf42a4fa6d040ab7bf2e1f2525335284e048cebce8058f3df4b7f50e3884997f9bda217091eddfd424dd80ef4e967921663c6016c1a6b99f3b68

                                        • memory/468-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/468-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/468-52-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/468-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3004-19-0x00000000008C0000-0x00000000008C2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3004-20-0x00000000008C0000-0x00000000008C2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3004-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/3004-27-0x00000000008C0000-0x00000000008C2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3004-28-0x0000000000F40000-0x0000000000F41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3136-115-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3136-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3136-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3136-54-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3136-98-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3136-146-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3136-45-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3136-147-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-38-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-62-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3696-35-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-37-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-8-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-39-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-11-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-49-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-55-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-29-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3696-33-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3696-31-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-32-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-26-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-14-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-36-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-60-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-63-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-64-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-66-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-67-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-69-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-73-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-74-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3696-76-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-24-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3696-13-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-9-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-10-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-6-0x0000000000820000-0x00000000018DA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3696-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB