Analysis

  • max time kernel
    123s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/02/2024, 12:40

General

  • Target
    Virus.Win32.Sality.exe
  • Size 1.5MB
  • Sample240229-pwf3aahb7w
  • SHA256 cbe906d8ca6ea0093f4baf9e91862a10bb3c2ca93acd23e85ea7ccc65957e9be
  • 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 3 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 35 IoCs
  • UPX dump on OEP (original entry point) 36 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 35 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 44 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 11 IoCs
  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\dwm.exe
    "dwm.exe"
    1⤵
      PID:388
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        1⤵
          PID:788
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          1⤵
            PID:4084
          • C:\Windows\system32\backgroundTaskHost.exe
            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
            1⤵
              PID:3240
            • C:\Windows\system32\backgroundTaskHost.exe
              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
              1⤵
                PID:2788
              • C:\Windows\system32\backgroundTaskHost.exe
                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                1⤵
                  PID:3004
                • C:\Windows\System32\RuntimeBroker.exe
                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                  1⤵
                    PID:1948
                  • 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:4896
                    • C:\Windows\System32\RuntimeBroker.exe
                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                      1⤵
                        PID:2156
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4116
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2668
                          • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                            1⤵
                              PID:3968
                            • C:\Windows\system32\DllHost.exe
                              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                              1⤵
                                PID:3872
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                1⤵
                                  PID:3644
                                • C:\Windows\Explorer.EXE
                                  C:\Windows\Explorer.EXE
                                  1⤵
                                    PID:3360
                                    • C:\Users\Admin\AppData\Local\Temp\Virus.Win32.Sality.exe
                                      "C:\Users\Admin\AppData\Local\Temp\Virus.Win32.Sality.exe"
                                      2⤵
                                      • Modifies firewall policy service
                                      • UAC bypass
                                      • Windows security bypass
                                      • Windows security modification
                                      • Adds Run key to start application
                                      • Checks whether UAC is enabled
                                      • Enumerates connected drives
                                      • Drops autorun.inf file
                                      • Drops file in Program Files directory
                                      • Drops file in Windows directory
                                      • Suspicious behavior: EnumeratesProcesses
                                      • Suspicious use of AdjustPrivilegeToken
                                      • Suspicious use of WriteProcessMemory
                                      • System policy modification
                                      PID:2804
                                      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\msiinst.exe
                                        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\msiinst.exe /i instmsi.msi /qb+
                                        3⤵
                                        • Executes dropped EXE
                                        • Suspicious use of WriteProcessMemory
                                        PID:2536
                                        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MsiExec.exe
                                          MsiExec.exe /regserver
                                          4⤵
                                          • Executes dropped EXE
                                          • Loads dropped DLL
                                          PID:2232
                                        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MsiExec.exe
                                          C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\msiinst.exe /i instmsi.msi /qb+
                                          4⤵
                                          • Executes dropped EXE
                                          • Loads dropped DLL
                                          • Enumerates connected drives
                                          • Drops file in System32 directory
                                          • Modifies registry class
                                          PID:3140
                                  • C:\Windows\system32\taskhostw.exe
                                    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                    1⤵
                                      PID:2556
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                      1⤵
                                        PID:2464
                                      • C:\Windows\system32\sihost.exe
                                        sihost.exe
                                        1⤵
                                          PID:2436
                                        • C:\Windows\system32\BackgroundTaskHost.exe
                                          "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                          1⤵
                                            PID:2444
                                          • C:\Windows\System32\RuntimeBroker.exe
                                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                                            1⤵
                                              PID:2496
                                            • C:\Windows\System32\wuapihost.exe
                                              C:\Windows\System32\wuapihost.exe -Embedding
                                              1⤵
                                                PID:3152
                                              • C:\Windows\system32\msiexec.exe
                                                C:\Windows\system32\msiexec.exe /V
                                                1⤵
                                                  PID:3756

                                                Network

                                                      MITRE ATT&CK Enterprise v15

                                                      Replay Monitor

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                                                      Downloads

                                                      Msi.dll

                                                      • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Msi.dll
                                                      • Size 1.7MB
                                                      • SHA256 2c6efaf4b4e92f85f2ade55c38e7912031a6a844e562c05aa8de2f11a1cef9ec
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      MsiMsg.dll

                                                      • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MsiMsg.dll
                                                      • Size 679KB
                                                      • SHA256 706cc97d4aca7dee485d8de6d5f5e286a513bf11bca11fbf321430de760c7801
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      instmsi.msi

                                                      • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\instmsi.msi
                                                      • Size 680KB
                                                      • SHA256 34e6013cd82abd7f5fc1879c3f27b10899bdf3833bf93cbb81d3eb72c3c62be3
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      msi.dll

                                                      • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\msi.dll
                                                      • Size 1024KB
                                                      • SHA256 6834ba85daccc386fdac43f7635bad28057576545d836b4669bb095ea9b287c0
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      msi.dll

                                                      • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\msi.dll
                                                      • Size 704KB
                                                      • SHA256 f40e8adf4ce70fb6d2887c6c8bb9fe129ecd4e797564fecd4c2a9641996783ef
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      msiexec.exe

                                                      • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\msiexec.exe
                                                      • Size 46KB
                                                      • SHA256 b896a92bfd15a51e3c44e5a9131af437605376357abe44e28d101d35779b58d0
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      msiinst.exe

                                                      • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\msiinst.exe
                                                      • Size 6KB
                                                      • SHA256 4bae6fb6d6d4907d259959315f35e74c183f594e6f8145353377eb55162fb004
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      qkaxe.pif

                                                      • Path C:\qkaxe.pif
                                                      • Size 97KB
                                                      • SHA256 c601736ad7c906fbfb3b45c2ce89fe06059c16bd033c40cf1b13c05dbef6e240
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      memory/2232-52-0x0000000002660000-0x0000000002662000-memory.dmp

                                                      memory/2232-70-0x0000000002660000-0x0000000002662000-memory.dmp

                                                      memory/2232-54-0x0000000002660000-0x0000000002662000-memory.dmp

                                                      memory/2232-53-0x0000000002670000-0x0000000002671000-memory.dmp

                                                      memory/2536-146-0x0000000000530000-0x0000000000532000-memory.dmp

                                                      memory/2536-50-0x0000000000530000-0x0000000000532000-memory.dmp

                                                      memory/2536-48-0x0000000000780000-0x0000000000781000-memory.dmp

                                                      memory/2804-74-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-95-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-43-0x00000000006E0000-0x00000000006E1000-memory.dmp

                                                      memory/2804-47-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-55-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-61-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-62-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-63-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-64-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-66-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-67-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-68-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-41-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-42-0x00000000006D0000-0x00000000006D2000-memory.dmp

                                                      memory/2804-0-0x0000000001000000-0x0000000001181000-memory.dmp

                                                      memory/2804-75-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-40-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-78-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-86-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-88-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-89-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-90-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-93-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-45-0x00000000006D0000-0x00000000006D2000-memory.dmp

                                                      memory/2804-35-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-145-0x00000000006D0000-0x00000000006D2000-memory.dmp

                                                      memory/2804-132-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-101-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-104-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-106-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-109-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-110-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-112-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-113-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-115-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-117-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-118-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-120-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-38-0x0000000001000000-0x0000000001181000-memory.dmp

                                                      memory/2804-122-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/2804-131-0x00000000025A0000-0x000000000365A000-memory.dmp

                                                      memory/3140-100-0x00000000025E0000-0x00000000025E2000-memory.dmp

                                                      memory/3140-98-0x00000000025E0000-0x00000000025E2000-memory.dmp

                                                      memory/3140-99-0x0000000002890000-0x0000000002891000-memory.dmp

                                                      memory/3140-147-0x00000000025E0000-0x00000000025E2000-memory.dmp