Analysis

  • max time kernel
    17s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/05/2024, 00:59

General

  • Target
    3b94744c1af3863468425acb2d086870_NeikiAnalytics.exe
  • Size 732KB
  • Sample240519-bb3tnaaa37
  • SHA256 7286faa87d9761ae37f4cd3122865b829f2cab42eff87a3ffba01047929e508a
  • MD5 SHA1 SHA512 SSDEEP

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 2 TTPs 6 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 40 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 38 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:316
        • 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:2500
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2664
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3160
                  • C:\Users\Admin\AppData\Local\Temp\3b94744c1af3863468425acb2d086870_NeikiAnalytics.exe
                    "C:\Users\Admin\AppData\Local\Temp\3b94744c1af3863468425acb2d086870_NeikiAnalytics.exe"
                    2⤵
                    • Modifies firewall policy service
                    • Modifies visibility of file extensions in Explorer
                    • Modifies visiblity of hidden/system files in Explorer
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Adds Run key to start application
                    • Checks whether UAC is enabled
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:700
                    • C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
                      C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
                      3⤵
                      • Modifies firewall policy service
                      • Modifies visiblity of hidden/system files in Explorer
                      • UAC bypass
                      • Windows security bypass
                      • Executes dropped EXE
                      • Windows security modification
                      • Checks whether UAC is enabled
                      • Enumerates connected drives
                      • Drops file in Windows directory
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of SetWindowsHookEx
                      • Suspicious use of WriteProcessMemory
                      • System policy modification
                      PID:2364
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3672
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3864
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3956
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4024
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:388
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3992
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:436
                              • 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:2536
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:2956
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:5020
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:1892
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:3400

                                        Network

                                              MITRE ATT&CK Enterprise v15

                                              Replay Monitor

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                                              Downloads

                                              rundll32.exe

                                              • Path C:\Users\Admin\AppData\Local\Temp\0E574F1A_Rar\rundll32.exe
                                              • Size 664KB
                                              • SHA256 e1b9beb4617a720d55afaec364941bb18ea2c456a8b06b30a736f0cbb5c297e8
                                              • MD5 SHA1 SHA512 SSDEEP

                                              rundll32.exe

                                              • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
                                              • Size 732KB
                                              • SHA256 7286faa87d9761ae37f4cd3122865b829f2cab42eff87a3ffba01047929e508a
                                              • MD5 SHA1 SHA512 SSDEEP

                                              SYSTEM.INI

                                              • Path C:\Windows\SYSTEM.INI
                                              • Size 257B
                                              • SHA256 cfe46b4fb340aa3f1b7b12ceba168cde126fff81e6c2d68048e62ba074a1b5a1
                                              • MD5 SHA1 SHA512

                                              xxud.exe

                                              • Path C:\xxud.exe
                                              • Size 97KB
                                              • SHA256 b8cc5155d127db73d32b7beb464f2d398a01ed162b5ec78f89a90749d580003f
                                              • MD5 SHA1 SHA512 SSDEEP

                                              memory/700-0-0x0000000000400000-0x00000000004BF000-memory.dmp

                                              memory/700-3-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-1-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-6-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-21-0x0000000001770000-0x0000000001772000-memory.dmp

                                              memory/700-16-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-15-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-23-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-5-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-18-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-9-0x0000000004E00000-0x0000000004E01000-memory.dmp

                                              memory/700-8-0x0000000001770000-0x0000000001772000-memory.dmp

                                              memory/700-17-0x0000000001770000-0x0000000001772000-memory.dmp

                                              memory/700-7-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-24-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-25-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-26-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-29-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/700-49-0x0000000000400000-0x00000000004BF000-memory.dmp

                                              memory/700-39-0x0000000001770000-0x0000000001772000-memory.dmp

                                              memory/700-36-0x0000000003330000-0x00000000043EA000-memory.dmp

                                              memory/2364-61-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-75-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-71-0x0000000000BB0000-0x0000000000BB2000-memory.dmp

                                              memory/2364-33-0x0000000000400000-0x00000000004BF000-memory.dmp

                                              memory/2364-70-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-73-0x0000000000BB0000-0x0000000000BB2000-memory.dmp

                                              memory/2364-72-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-69-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-60-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-57-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-56-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-55-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-53-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-58-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-59-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-63-0x0000000003830000-0x0000000003831000-memory.dmp

                                              memory/2364-74-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-76-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-77-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-78-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-80-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-81-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-82-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-84-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-86-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-88-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-87-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-91-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-93-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-113-0x0000000004EE0000-0x0000000005F9A000-memory.dmp

                                              memory/2364-122-0x0000000000BB0000-0x0000000000BB2000-memory.dmp