Analysis

  • max time kernel
    33s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2024 11:14

General

  • Target

    5f6d1268b123504f69e3bf0bfc0d6947a6274e210683c0230fa38804cd277e3fN.dll

  • Size

    120KB

  • MD5

    ab195fe38e7b07fe3f448bd60322d5b0

  • SHA1

    687d66498b699d234f535df97e5e890101ce7e93

  • SHA256

    5f6d1268b123504f69e3bf0bfc0d6947a6274e210683c0230fa38804cd277e3f

  • SHA512

    ee25dc42526db492a04dcd4681174e1773ecee62c9926b754921545fb77fc1467a5dc3a52f4b1d8aa8b15cd705f8fc4a3ec328722d01dfda08cd70b5d6e7ade2

  • SSDEEP

    3072:Ni6L31YpRa/PqELuEfGi2vgb/mbMcy75Ko:Niu31YyPFuipqbMxv

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 26 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:780
    • 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:2476
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2528
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2640
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3536
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f6d1268b123504f69e3bf0bfc0d6947a6274e210683c0230fa38804cd277e3fN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1748
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f6d1268b123504f69e3bf0bfc0d6947a6274e210683c0230fa38804cd277e3fN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3104
                      • C:\Users\Admin\AppData\Local\Temp\e57a529.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a529.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:3644
                      • C:\Users\Admin\AppData\Local\Temp\e57a6df.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a6df.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4468
                      • C:\Users\Admin\AppData\Local\Temp\e57d736.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d736.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:3212
                      • C:\Users\Admin\AppData\Local\Temp\e57d764.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d764.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1436
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3668
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3852
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3952
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4016
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:924
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3268
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:5112
                              • 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:2352
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4892

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57a529.exe

                                    Filesize

                                    97KB

                                    MD5

                                    46a4ae75fdf4c70005bbe2fb3fdcc4ec

                                    SHA1

                                    3a5e7cf393d3fdaa48aa49909246551f83ef8ef0

                                    SHA256

                                    c11df09c0f072b8d961a4cd77af6af892836a03d6a27dfc5a406e122e53c50db

                                    SHA512

                                    fd0f2d224cea7400b7984b4cfbee7bff85b2b982ef60d111f72d4324276141e7c6ecf9d8e56a4afc88262b1990cb1f6b08342399797057dec9939833a2a70c84

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    f116f2f0c5c1c15cf5689f7409edd4f1

                                    SHA1

                                    5ac4a0ad11a7a2f2a86c8346ef2919f793154494

                                    SHA256

                                    a7f61b84a6331cb6906cf98bb87bb20d8edc0a96a9bd38fdac4dca1d4bb1fbb8

                                    SHA512

                                    abd0c6a36f53ebbcf937cfb1ff3cbb91e47d240ca9f60fd6128dde03bea7fc43237b4ca5f310ef696d06f256f6bda37279af1a9f139635536276caa7917de77f

                                  • memory/1436-156-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1436-57-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3104-17-0x0000000003CA0000-0x0000000003CA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3104-20-0x0000000003CA0000-0x0000000003CA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3104-12-0x0000000003D30000-0x0000000003D31000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3104-11-0x0000000003CA0000-0x0000000003CA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3104-53-0x0000000003CA0000-0x0000000003CA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3104-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3212-157-0x00000000007D0000-0x000000000188A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3212-152-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3212-112-0x00000000007D0000-0x000000000188A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3212-58-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3644-39-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-59-0x0000000000600000-0x0000000000602000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3644-19-0x0000000000600000-0x0000000000602000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3644-14-0x0000000003BF0000-0x0000000003BF1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3644-33-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-34-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-35-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-36-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-37-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-38-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-32-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3644-6-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-8-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-9-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-45-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-18-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-21-0x0000000000600000-0x0000000000602000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3644-10-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-29-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-60-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-61-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-63-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-65-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-66-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-67-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-69-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-28-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-73-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3644-96-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4468-95-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4468-71-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4468-41-0x0000000000870000-0x0000000000871000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4468-43-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4468-42-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4468-31-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB