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
    17-12-2024 03:50

General

  • Target

    7b05c29a2939cdff9a6bc43edc87994d6def3bf0b998616127749b844ac08bd6N.dll

  • Size

    120KB

  • MD5

    35ec66ce32a3ecfbf47e52f293db2310

  • SHA1

    da75902f6f563f474ac34d76c73113283eedf198

  • SHA256

    7b05c29a2939cdff9a6bc43edc87994d6def3bf0b998616127749b844ac08bd6

  • SHA512

    50bbe1eeec4c2d90c31b2ba8479acc53141faae2cb51fbd7b8f761f736e878c265376e8c1674b96df0f80702a53e1dbbc9a92f4f676e4c7a06221b9cf2db9176

  • SSDEEP

    1536:9+XAVGqWLB9T5FaxTxAhe7YV0ChBAYp1TWhzHM3R+ba/Lcla2BTZPRNTvq:9+XAt0rLAAe7YV0ChBbdWVSgFPRNjq

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 17 IoCs

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

  • UPX packed file 35 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 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2944
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3000
            • 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:3428
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b05c29a2939cdff9a6bc43edc87994d6def3bf0b998616127749b844ac08bd6N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4856
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b05c29a2939cdff9a6bc43edc87994d6def3bf0b998616127749b844ac08bd6N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4708
                      • C:\Users\Admin\AppData\Local\Temp\e577649.exe
                        C:\Users\Admin\AppData\Local\Temp\e577649.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:3248
                      • C:\Users\Admin\AppData\Local\Temp\e577743.exe
                        C:\Users\Admin\AppData\Local\Temp\e577743.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2796
                      • C:\Users\Admin\AppData\Local\Temp\e5791e0.exe
                        C:\Users\Admin\AppData\Local\Temp\e5791e0.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:2496
                      • C:\Users\Admin\AppData\Local\Temp\e5791ef.exe
                        C:\Users\Admin\AppData\Local\Temp\e5791ef.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4668
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3544
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3732
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3844
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3912
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4028
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4124
                            • 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:4596
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2792

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e577649.exe

                                  Filesize

                                  97KB

                                  MD5

                                  f368a0afab4f46850bce955f3b8287f7

                                  SHA1

                                  f804ace0e5ab8d1432f9a52c9bedc27ee9e18967

                                  SHA256

                                  09f80b2794632687fdf33a28b09d2fad179c2bff086c5dce27990f53ecf834d7

                                  SHA512

                                  65cd857ffa2e8be15c494e5047b8b77eb94f7244d0b29536ac6557ea43d820503fedd0d9fd13bc59b353b0ef78bd8c46d25dc2b16bd6d19d12ea7436b9937120

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  17bcc81489c43f2d1091b0634d9866fe

                                  SHA1

                                  359f5e10e5c50c38a2d4da2f4f09e29749cc5fbc

                                  SHA256

                                  f507b2d3af1b5442dcb64751d15843bc288d03ace65d17644994301bed9087c5

                                  SHA512

                                  f3e719e93cd6287d14a0d77817de3051f418e7a9205c3e036df7ea2a0587c4cad21844d73d786f3e776a79859ed8352c545cb137d42551dea3a2d3e495d61071

                                • memory/2496-67-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2496-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2496-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2496-135-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-171-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2496-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2496-96-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2496-170-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2796-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2796-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2796-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2796-95-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2796-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2796-139-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3248-84-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-94-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3248-16-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3248-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-39-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-40-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-42-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-43-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-57-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3248-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-55-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-61-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-62-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-27-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3248-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3248-28-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3248-100-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-99-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-26-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-25-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-33-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-77-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-78-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-80-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-82-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-85-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-86-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-89-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-92-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3248-30-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4668-97-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4668-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4668-75-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4668-69-0x0000000000570000-0x0000000000571000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4668-58-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4668-169-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4708-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4708-29-0x0000000000DE0000-0x0000000000DE2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4708-14-0x0000000000DF0000-0x0000000000DF1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4708-13-0x0000000000DE0000-0x0000000000DE2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4708-17-0x0000000000DE0000-0x0000000000DE2000-memory.dmp

                                  Filesize

                                  8KB