Analysis

  • max time kernel
    97s
  • 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
    30-12-2024 16:57

General

  • Target

    8dd7421e4132520ea7a5055e0ccfb7050e1255e2f117ac393242804eb0685d9aN.dll

  • Size

    120KB

  • MD5

    481003003903f4847cf68640eefb9af0

  • SHA1

    f1fa71b857aadef84cda592d75ad719e34b355d3

  • SHA256

    8dd7421e4132520ea7a5055e0ccfb7050e1255e2f117ac393242804eb0685d9a

  • SHA512

    13066331883d1a83a14c69941c82fb8199c3774632728549f2add92bfad9d86590905f3cf4698c5a8bbfd8d9330189b026ce8aab7fa2a2033d604584029d4595

  • SSDEEP

    3072:IhnMttJyxvM2+7Haak5XpaTcs423ox3ppB:IWfJyxvML7HwHkcA3MB

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 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 14 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 5 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:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:420
        • 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:2644
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2808
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8dd7421e4132520ea7a5055e0ccfb7050e1255e2f117ac393242804eb0685d9aN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1736
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8dd7421e4132520ea7a5055e0ccfb7050e1255e2f117ac393242804eb0685d9aN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3604
                      • C:\Users\Admin\AppData\Local\Temp\e57c8be.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c8be.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:1616
                      • C:\Users\Admin\AppData\Local\Temp\e57c9c8.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c9c8.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:516
                      • C:\Users\Admin\AppData\Local\Temp\e57f04b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f04b.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2588
                      • C:\Users\Admin\AppData\Local\Temp\e57f05b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f05b.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:4484
                • 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:3916
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3992
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4072
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3576
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:396
                              • 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:672
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2776

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57c8be.exe

                                    Filesize

                                    97KB

                                    MD5

                                    eb8eba38d3ce21cd0feb14afcf9bbb7e

                                    SHA1

                                    30773e27df3ad3008dfcc19e57fdada0e9bf92a5

                                    SHA256

                                    7fc93dfb7161fba289cd1f01c7973d364c05f4079aeb8cc6aba6a4199aa77f7d

                                    SHA512

                                    6f35e07a7fba278dbbf1b64438ada4f2a6727fcb4c3835d84e5a82f962e815d6835f04076c0d02a4215c07dcc00df0ec553db89574bba98926ff6be43e74599c

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    020216bbc750828364b8f2b61dedb8da

                                    SHA1

                                    375d66f69117e1b0c9e31471c96c933bdc94d5ab

                                    SHA256

                                    223f1d435da4fadf4e834241514271157d5edbc196249c173188b826ad455475

                                    SHA512

                                    2a121cde0e6c2c517f42f00b0541cb6019375f7bc00e5d58c50e16f12b5d867f89c3503b1e9f23724ae7cb1f3837e5a8941295562ec74c454aa3508d98b4f01e

                                  • memory/516-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/516-112-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/516-83-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/516-58-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/516-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/516-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1616-80-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-82-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-27-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1616-24-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-33-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-26-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1616-25-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-6-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1616-15-0x0000000001B00000-0x0000000001B01000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1616-108-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1616-8-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-34-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-35-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-36-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-37-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-38-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-39-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-40-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-92-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-55-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-100-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1616-31-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-88-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-10-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-77-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-76-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-11-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-65-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1616-75-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-73-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-9-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1616-71-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2588-84-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2588-64-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2588-67-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2588-145-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2588-60-0x0000000000570000-0x0000000000571000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2588-48-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3604-12-0x0000000003B40000-0x0000000003B42000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3604-28-0x0000000003B40000-0x0000000003B42000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3604-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3604-13-0x0000000003BD0000-0x0000000003BD1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3604-16-0x0000000003B40000-0x0000000003B42000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4484-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4484-63-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4484-89-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4484-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4484-129-0x0000000000BB0000-0x0000000001C6A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4484-165-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4484-164-0x0000000000BB0000-0x0000000001C6A000-memory.dmp

                                    Filesize

                                    16.7MB