Analysis

  • max time kernel
    97s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 23:39

General

  • Target

    723e17231fdef21339d97c9c86346ab1bd1b141bbedff19d208e27452e80efdc.dll

  • Size

    120KB

  • MD5

    f525dc337f911206a1d62ae4475c67d0

  • SHA1

    a6e13b68a025410221f4fa39a9781dd3d4f76ea4

  • SHA256

    723e17231fdef21339d97c9c86346ab1bd1b141bbedff19d208e27452e80efdc

  • SHA512

    fcaba207ebb2421bbf395ce75101e0551f82018288ebcc07adcb3595e712bd228224d4ea7b556616dd963cb5d795691274e47e3e1ab0af7e6dcfe4f47463033a

  • SSDEEP

    3072:uBofxvDEaFOTQ2rAvs2UuVHKWy9yRC8gKIsA8RuO:uCJvrFKQF7r7y9ttKIsUO

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 13 IoCs

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

  • UPX packed file 29 IoCs

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

  • 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2896
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2948
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3060
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3500
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\723e17231fdef21339d97c9c86346ab1bd1b141bbedff19d208e27452e80efdc.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3264
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\723e17231fdef21339d97c9c86346ab1bd1b141bbedff19d208e27452e80efdc.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3916
                      • C:\Users\Admin\AppData\Local\Temp\e57b892.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b892.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 AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2080
                      • C:\Users\Admin\AppData\Local\Temp\e57b9ca.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b9ca.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4920
                      • C:\Users\Admin\AppData\Local\Temp\e57ec06.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ec06.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:3764
                      • C:\Users\Admin\AppData\Local\Temp\e57ec25.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ec25.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:752
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3624
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3832
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3920
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3984
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4088
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3864
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:1704
                              • 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:1768

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57b892.exe

                                  Filesize

                                  97KB

                                  MD5

                                  e3a4df8f492c2ae1a24f3feef63c3aff

                                  SHA1

                                  2d2fb1c9e8568ef162d7c9a21343eb90fa705555

                                  SHA256

                                  2d4b6e638b50279afef63fd5d0e9bfba494ca3ace0ca9075b9f95cbebe5223d3

                                  SHA512

                                  fa53e56d1e2a194a1bfc323116c0bdc44877d12e5862c8cd25703baecde85ea6b84d89447669253ccaa21637106ec5f0a27764e1e4821335ef2f351ea32201ca

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  b5d074f1a267f40ea7445fc9083d8725

                                  SHA1

                                  aef6fd23a32b26f2450bf2f56fe59b693bc6ac8b

                                  SHA256

                                  8525ba477c018b11f8b25a479ed4b565a6ca3f330434fbf13fb24af55c486883

                                  SHA512

                                  ac12efc47ac15d76bbc7857e18644f3383b4d83e68b03b0e60c8dbb7614d8b625b88c6c3879c2013e4ee6e0d6b1ef9f0f60c5038f81d29a87b37e2ec7118d771

                                • memory/752-162-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/752-61-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2080-39-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-68-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-35-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-34-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-28-0x00000000007B0000-0x00000000007B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2080-18-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-23-0x00000000007C0000-0x00000000007C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2080-9-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2080-81-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-12-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-73-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-19-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-8-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-72-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-10-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-6-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-36-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-37-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-38-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-30-0x00000000007B0000-0x00000000007B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2080-40-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2080-70-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-47-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-27-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-46-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-65-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-11-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-54-0x00000000007B0000-0x00000000007B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2080-64-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2080-62-0x00000000008E0000-0x000000000199A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3764-104-0x0000000000810000-0x00000000018CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3764-158-0x0000000000810000-0x00000000018CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3764-157-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3764-122-0x0000000000810000-0x00000000018CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3916-20-0x0000000000C70000-0x0000000000C72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3916-53-0x0000000000C70000-0x0000000000C72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3916-21-0x00000000039A0000-0x00000000039A1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3916-24-0x0000000000C70000-0x0000000000C72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3916-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3916-29-0x0000000000C70000-0x0000000000C72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4920-101-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4920-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4920-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4920-33-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4920-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB