Analysis

  • max time kernel
    95s
  • max time network
    96s
  • 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 03:21

General

  • Target

    e81ecc44be8e1df691fb7794348106ac06c39f670bb276bb4422b0d0226e9551N.dll

  • Size

    120KB

  • MD5

    d12c55bd3c1f465b9acf663890a38050

  • SHA1

    221bf5096ca8f9f2aeedf70d45e5166fa8e5cb2b

  • SHA256

    e81ecc44be8e1df691fb7794348106ac06c39f670bb276bb4422b0d0226e9551

  • SHA512

    04ace364dcd67e9e98eda950d2b341c2a24522a04d2a709534eec3722072daaf803753505ce9bf9495f3bd1d13138d943db3d387ac0a44ecec3177c8069a13a7

  • SSDEEP

    3072:CE2NQk/QuWiF7o9JAAhtxVQbnZETJ6d9:CE2nBb+JxBeZeod9

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 32 IoCs

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

  • Drops file in Program Files directory 4 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 56 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:812
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:816
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:388
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2968
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2984
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2836
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3468
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e81ecc44be8e1df691fb7794348106ac06c39f670bb276bb4422b0d0226e9551N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3120
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e81ecc44be8e1df691fb7794348106ac06c39f670bb276bb4422b0d0226e9551N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1080
                      • C:\Users\Admin\AppData\Local\Temp\e579829.exe
                        C:\Users\Admin\AppData\Local\Temp\e579829.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:2460
                      • C:\Users\Admin\AppData\Local\Temp\e579961.exe
                        C:\Users\Admin\AppData\Local\Temp\e579961.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4036
                      • C:\Users\Admin\AppData\Local\Temp\e57b371.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b371.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1644
                      • C:\Users\Admin\AppData\Local\Temp\e57b391.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b391.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • System policy modification
                        PID:4408
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3596
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3772
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3864
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3928
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4060
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4144
                            • 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:2992
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2392
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4156
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4988

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e579829.exe

                                      Filesize

                                      97KB

                                      MD5

                                      3f528075b45e63163732d3eb14627032

                                      SHA1

                                      76029665353de00d024427832ce7c2be622de632

                                      SHA256

                                      ecd47f10f281c365d150194c199d9c552c53c215beb4675960a69793c1c470f9

                                      SHA512

                                      91c6b2ea229d34121f8b74dfa765f50516175d086da4ad415a75e4ddc58f62dcc3d40a860c9fb9e61a44786d3664eebed32580f412a3bd2380ef22dd9f6c0037

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      6e58e1470ec61c26d086c0a0dd01b0c3

                                      SHA1

                                      f655007406f3183f5c19847dd025a62226447582

                                      SHA256

                                      f582d9bb727d41d752766c9c0a17e331662497ed2dda6833e09b418c5e7b431a

                                      SHA512

                                      8df28b177c62e836e9c1f109ab6ae2220f333140e0000a20c0f93de21eeb8ac2ca7db3a28604589a5120b58a411d1b06e77b3d7a55ac8990edfc3b70ae7fe75c

                                    • memory/1080-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/1080-13-0x0000000003DF0000-0x0000000003DF2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1080-27-0x0000000003DF0000-0x0000000003DF2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1080-19-0x0000000003DF0000-0x0000000003DF2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1080-14-0x0000000004450000-0x0000000004451000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1644-123-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1644-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1644-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1644-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1644-93-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1644-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2460-60-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-90-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-16-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2460-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-34-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-39-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-41-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-56-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2460-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2460-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-26-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2460-53-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-58-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-28-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2460-61-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-116-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2460-31-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-106-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2460-96-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-33-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-95-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-25-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-75-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-76-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-80-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-81-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-85-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-84-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2460-89-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4036-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4036-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4036-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4036-92-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4036-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4036-119-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4408-68-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4408-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4408-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4408-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4408-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4408-140-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4408-142-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4408-143-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                      Filesize

                                      16.7MB