Analysis

  • max time kernel
    162s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2022, 10:55

General

  • Target

    2740addf3c7d92f73135e6929ab31f41b5a96603f090f0a7c2f24eddb642f00d.exe

  • Size

    520KB

  • MD5

    175ae865d49449c3c7263c723ca0cb90

  • SHA1

    22e2fac246820f59ec665ee7a8e4b0cab69f69b6

  • SHA256

    2740addf3c7d92f73135e6929ab31f41b5a96603f090f0a7c2f24eddb642f00d

  • SHA512

    7b98e80a5cefebbe3fc2bc840882ce4e62b4d51a2c68e0625e385e800763826858f79f172e38f2036315d95264a08520a80ba01107da54209289b1e5f454d565

  • SSDEEP

    6144:TvLpPV4I/w5899C+SgmaZHFrSluBp7BnBHwUDd/UvONneDVH66g5bZOC:TvLpPH9isrS8vpd/9NnAVH66CF5

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 7 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
  • UPX packed file 2 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 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

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

  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:656
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:604
        • C:\Windows\system32\fontdrvhost.exe
          "fontdrvhost.exe"
          2⤵
            PID:764
          • C:\Windows\system32\dwm.exe
            "dwm.exe"
            2⤵
              PID:1016
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
            1⤵
              PID:932
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k RPCSS -p
              1⤵
                PID:884
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k DcomLaunch -p
                1⤵
                  PID:780
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    2⤵
                      PID:3456
                    • C:\Windows\System32\RuntimeBroker.exe
                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                      2⤵
                        PID:3416
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        2⤵
                          PID:4920
                        • C:\Windows\system32\backgroundTaskHost.exe
                          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                          2⤵
                            PID:1624
                          • C:\Windows\system32\SppExtComObj.exe
                            C:\Windows\system32\SppExtComObj.exe -Embedding
                            2⤵
                              PID:2532
                            • C:\Windows\system32\wbem\wmiprvse.exe
                              C:\Windows\system32\wbem\wmiprvse.exe
                              2⤵
                                PID:1348
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                2⤵
                                  PID:4652
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  2⤵
                                    PID:3688
                                  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                    2⤵
                                      PID:3568
                                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                      2⤵
                                        PID:3356
                                      • C:\Windows\system32\DllHost.exe
                                        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                        2⤵
                                          PID:3248
                                      • C:\Windows\system32\fontdrvhost.exe
                                        "fontdrvhost.exe"
                                        1⤵
                                          PID:772
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                          1⤵
                                            PID:720
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                            1⤵
                                              PID:60
                                            • C:\Windows\System32\svchost.exe
                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                              1⤵
                                                PID:640
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                1⤵
                                                  PID:1140
                                                  • C:\Windows\system32\taskhostw.exe
                                                    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                    2⤵
                                                      PID:2436
                                                  • C:\Windows\system32\svchost.exe
                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                    1⤵
                                                      PID:1192
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                      1⤵
                                                        PID:1052
                                                      • C:\Windows\System32\svchost.exe
                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                        1⤵
                                                          PID:1044
                                                        • C:\Windows\system32\sihost.exe
                                                          sihost.exe
                                                          1⤵
                                                            PID:2288
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                            1⤵
                                                              PID:2668
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                              1⤵
                                                                PID:3020
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                                1⤵
                                                                  PID:2596
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                  1⤵
                                                                    PID:2544
                                                                  • C:\Windows\System32\svchost.exe
                                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                    1⤵
                                                                      PID:1260
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                      1⤵
                                                                        PID:4680
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                        1⤵
                                                                          PID:4424
                                                                        • C:\Windows\System32\svchost.exe
                                                                          C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                          1⤵
                                                                            PID:1892
                                                                          • C:\Windows\System32\svchost.exe
                                                                            C:\Windows\System32\svchost.exe -k netsvcs -p
                                                                            1⤵
                                                                              PID:4340
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                              1⤵
                                                                                PID:2832
                                                                              • C:\Windows\Explorer.EXE
                                                                                C:\Windows\Explorer.EXE
                                                                                1⤵
                                                                                  PID:3048
                                                                                  • C:\Users\Admin\AppData\Local\Temp\2740addf3c7d92f73135e6929ab31f41b5a96603f090f0a7c2f24eddb642f00d.exe
                                                                                    "C:\Users\Admin\AppData\Local\Temp\2740addf3c7d92f73135e6929ab31f41b5a96603f090f0a7c2f24eddb642f00d.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 file in Program Files directory
                                                                                    • Drops file in Windows directory
                                                                                    • Modifies registry class
                                                                                    • Suspicious behavior: EnumeratesProcesses
                                                                                    • Suspicious behavior: MapViewOfSection
                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                    • Suspicious use of FindShellTrayWindow
                                                                                    • Suspicious use of SendNotifyMessage
                                                                                    • Suspicious use of WriteProcessMemory
                                                                                    • System policy modification
                                                                                    PID:1648
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                  1⤵
                                                                                    PID:2676
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                    1⤵
                                                                                      PID:2656
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                      1⤵
                                                                                        PID:2616
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                        1⤵
                                                                                          PID:2560
                                                                                        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                          "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                          1⤵
                                                                                            PID:2552
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                            1⤵
                                                                                              PID:2496
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                              1⤵
                                                                                                PID:2488
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                                1⤵
                                                                                                  PID:2296
                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                  C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                                  1⤵
                                                                                                    PID:2100
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                    1⤵
                                                                                                      PID:2064
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                                      1⤵
                                                                                                        PID:1944
                                                                                                      • C:\Windows\System32\spoolsv.exe
                                                                                                        C:\Windows\System32\spoolsv.exe
                                                                                                        1⤵
                                                                                                          PID:1296
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                                          1⤵
                                                                                                            PID:1968
                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                            C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                                            1⤵
                                                                                                              PID:1952
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                              1⤵
                                                                                                                PID:1900
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                                1⤵
                                                                                                                  PID:1876
                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                  C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                                                  1⤵
                                                                                                                    PID:1840
                                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                    1⤵
                                                                                                                      PID:1740
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                                      1⤵
                                                                                                                        PID:1712
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                                                        1⤵
                                                                                                                          PID:1616
                                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                                          1⤵
                                                                                                                            PID:1604
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                                            1⤵
                                                                                                                              PID:1572
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                                              1⤵
                                                                                                                                PID:1504
                                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                                C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                                1⤵
                                                                                                                                  PID:1452
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                                  1⤵
                                                                                                                                    PID:1432
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                                    1⤵
                                                                                                                                      PID:1384
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                                      1⤵
                                                                                                                                        PID:1316
                                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                                                                                                        1⤵
                                                                                                                                          PID:1232
                                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                                          1⤵
                                                                                                                                            PID:1208

                                                                                                                                          Network

                                                                                                                                          MITRE ATT&CK Enterprise v6

                                                                                                                                          Replay Monitor

                                                                                                                                          Loading Replay Monitor...

                                                                                                                                          Downloads

                                                                                                                                          • memory/1648-132-0x0000000000400000-0x0000000000484000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            528KB

                                                                                                                                          • memory/1648-133-0x0000000002260000-0x00000000032EE000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            16.6MB

                                                                                                                                          • memory/1648-134-0x0000000002260000-0x00000000032EE000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            16.6MB

                                                                                                                                          • memory/1648-135-0x0000000000400000-0x0000000000484000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            528KB