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Analysis

  • max time kernel
    151s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2022, 23:57

General

  • Target

    798a2ba5adf6c9980516512db1553469f0697d3bd6b5a7d4cfcf8f05df60a4ff.exe

  • Size

    168KB

  • MD5

    41285626f2f85a6abe66389c9dd742a1

  • SHA1

    399362dec4a2477fb5694cb5bcc96682fdce8c60

  • SHA256

    798a2ba5adf6c9980516512db1553469f0697d3bd6b5a7d4cfcf8f05df60a4ff

  • SHA512

    7c3ee980efbe2d9b80004bb2292dc28e8ff7e5fcdc0dc5d21665f4eeacaf5fd003ba760741d7dc6acff944180d6971ace5fbcc1b5c0a60c5bc85a77236b09dac

  • SSDEEP

    3072:lLS3cYzwFhRt19Raj6U0Fm/rADF0kqlTmSuHmK:4cYUFDt162dMTmS4

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 8 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 3 IoCs

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

  • Windows security modification 2 TTPs 7 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 autorun.inf file 1 TTPs 1 IoCs

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

  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 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:676
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:608
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:408
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            2⤵
              PID:796
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k RPCSS -p
            1⤵
              PID:912
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
              1⤵
                PID:972
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                1⤵
                  PID:540
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k DcomLaunch -p
                  1⤵
                    PID:804
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      2⤵
                        PID:3244
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        2⤵
                          PID:3412
                        • C:\Windows\system32\SppExtComObj.exe
                          C:\Windows\system32\SppExtComObj.exe -Embedding
                          2⤵
                            PID:3732
                          • C:\Windows\system32\backgroundTaskHost.exe
                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                            2⤵
                              PID:4820
                            • C:\Windows\system32\backgroundTaskHost.exe
                              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                              2⤵
                                PID:4628
                              • C:\Windows\system32\backgroundTaskHost.exe
                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                2⤵
                                  PID:2404
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  2⤵
                                    PID:4912
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    2⤵
                                      PID:3868
                                    • C:\Windows\system32\DllHost.exe
                                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                      2⤵
                                        PID:3520
                                      • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                        "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                        2⤵
                                          PID:3492
                                        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                          2⤵
                                            PID:3348
                                          • C:\Windows\System32\RuntimeBroker.exe
                                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                                            2⤵
                                              PID:4588
                                            • C:\Windows\system32\BackgroundTransferHost.exe
                                              "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
                                              2⤵
                                                PID:3924
                                            • C:\Windows\system32\fontdrvhost.exe
                                              "fontdrvhost.exe"
                                              1⤵
                                                PID:788
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                1⤵
                                                  PID:1132
                                                  • C:\Windows\system32\taskhostw.exe
                                                    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                    2⤵
                                                      PID:2408
                                                  • C:\Windows\System32\svchost.exe
                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                    1⤵
                                                      PID:1264
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                      1⤵
                                                        PID:1312
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                        1⤵
                                                          PID:1628
                                                        • C:\Windows\System32\svchost.exe
                                                          C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                          1⤵
                                                            PID:1836
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                            1⤵
                                                              PID:2148
                                                            • C:\Windows\System32\svchost.exe
                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                              1⤵
                                                                PID:2716
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                1⤵
                                                                  PID:2736
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                  1⤵
                                                                    PID:2728
                                                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                    1⤵
                                                                      PID:2664
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                      1⤵
                                                                        PID:2656
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                        1⤵
                                                                          PID:2544
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                          1⤵
                                                                            PID:2536
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                                            1⤵
                                                                              PID:5044
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k WerSvcGroup
                                                                              1⤵
                                                                                PID:1376
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                1⤵
                                                                                  PID:2324
                                                                                • C:\Windows\System32\svchost.exe
                                                                                  C:\Windows\System32\svchost.exe -k netsvcs -p
                                                                                  1⤵
                                                                                    PID:1444
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                    1⤵
                                                                                      PID:3124
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                      1⤵
                                                                                        PID:4496
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                        1⤵
                                                                                          PID:2672
                                                                                        • C:\Windows\System32\svchost.exe
                                                                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                          1⤵
                                                                                            PID:1856
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                            1⤵
                                                                                              PID:392
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                              1⤵
                                                                                                PID:2744
                                                                                              • C:\Windows\Explorer.EXE
                                                                                                C:\Windows\Explorer.EXE
                                                                                                1⤵
                                                                                                  PID:2932
                                                                                                  • C:\Users\Admin\AppData\Local\Temp\798a2ba5adf6c9980516512db1553469f0697d3bd6b5a7d4cfcf8f05df60a4ff.exe
                                                                                                    "C:\Users\Admin\AppData\Local\Temp\798a2ba5adf6c9980516512db1553469f0697d3bd6b5a7d4cfcf8f05df60a4ff.exe"
                                                                                                    2⤵
                                                                                                    • Modifies firewall policy service
                                                                                                    • UAC bypass
                                                                                                    • Windows security bypass
                                                                                                    • Windows security modification
                                                                                                    • 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 behavior: MapViewOfSection
                                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                                    • Suspicious use of SetWindowsHookEx
                                                                                                    • Suspicious use of WriteProcessMemory
                                                                                                    • System policy modification
                                                                                                    PID:4388
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                                  1⤵
                                                                                                    PID:2748
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                                    1⤵
                                                                                                      PID:2296
                                                                                                    • C:\Windows\system32\sihost.exe
                                                                                                      sihost.exe
                                                                                                      1⤵
                                                                                                        PID:2276
                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                        C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                                        1⤵
                                                                                                          PID:2228
                                                                                                        • C:\Windows\System32\spoolsv.exe
                                                                                                          C:\Windows\System32\spoolsv.exe
                                                                                                          1⤵
                                                                                                            PID:2108
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                                            1⤵
                                                                                                              PID:1384
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                                              1⤵
                                                                                                                PID:1216
                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                                1⤵
                                                                                                                  PID:1952
                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                  1⤵
                                                                                                                    PID:1928
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                                    1⤵
                                                                                                                      PID:1920
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                      1⤵
                                                                                                                        PID:1828
                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                        C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                                        1⤵
                                                                                                                          PID:1740
                                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                                          1⤵
                                                                                                                            PID:1636
                                                                                                                          • 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:1544
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                                1⤵
                                                                                                                                  PID:1412
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                                  1⤵
                                                                                                                                    PID:1392
                                                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                                                    C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                                    1⤵
                                                                                                                                      PID:1340
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                                      1⤵
                                                                                                                                        PID:1272
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                                        1⤵
                                                                                                                                          PID:1180
                                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                                                                                                          1⤵
                                                                                                                                            PID:1072
                                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                                            1⤵
                                                                                                                                              PID:1008
                                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                                              1⤵
                                                                                                                                                PID:932
                                                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                                                1⤵
                                                                                                                                                  PID:424

                                                                                                                                                Network

                                                                                                                                                MITRE ATT&CK Enterprise v6

                                                                                                                                                Replay Monitor

                                                                                                                                                Loading Replay Monitor...

                                                                                                                                                Downloads

                                                                                                                                                • memory/4388-132-0x0000000000400000-0x000000000042B000-memory.dmp

                                                                                                                                                  Filesize

                                                                                                                                                  172KB

                                                                                                                                                • memory/4388-133-0x0000000002BD0000-0x0000000003C5E000-memory.dmp

                                                                                                                                                  Filesize

                                                                                                                                                  16.6MB

                                                                                                                                                • memory/4388-136-0x0000000002BD0000-0x0000000003C5E000-memory.dmp

                                                                                                                                                  Filesize

                                                                                                                                                  16.6MB

                                                                                                                                                • memory/4388-137-0x0000000002BD0000-0x0000000003C5E000-memory.dmp

                                                                                                                                                  Filesize

                                                                                                                                                  16.6MB

                                                                                                                                                • memory/4388-138-0x0000000000400000-0x000000000042B000-memory.dmp

                                                                                                                                                  Filesize

                                                                                                                                                  172KB