Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2023, 19:11

General

  • Target

    36f426936db645690496fdee469c34a1.exe

  • Size

    965KB

  • MD5

    36f426936db645690496fdee469c34a1

  • SHA1

    f5ccf81f0f837fbbe45c42ab8f3e8be94d9f559c

  • SHA256

    36b6bd45b1e1ba82e988d14163dae843854ecbee141fb2815260f6443340cc9b

  • SHA512

    1b0311411e82044b9a6fab0e11b45041be4914dcc18f2223ad0e503c5f2ba10170736872ce6cc857df5ebfb999b28e25a2fabd923e24aeb6e6b09dcdf171acbc

  • SSDEEP

    12288:ypqiC/2OGAtkCP4cejGSOpRKwCGYjLGis:ypo/2+ttPJLfpRKwCGYf

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Adds Run key to start application 2 TTPs 1 IoCs
  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 5 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:680
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:756
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k netsvcs -p -s DsmSvc
          1⤵
            PID:412
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
            1⤵
              PID:1284
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
              1⤵
                PID:1308
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                1⤵
                  PID:2680
                • C:\Windows\System32\svchost.exe
                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                  1⤵
                    PID:2748
                  • C:\Windows\System32\RuntimeBroker.exe
                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                    1⤵
                      PID:3896
                    • C:\Windows\System32\svchost.exe
                      C:\Windows\System32\svchost.exe -k netsvcs -p
                      1⤵
                        PID:4584
                      • C:\Windows\system32\backgroundTaskHost.exe
                        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                        1⤵
                          PID:2092
                        • C:\Windows\system32\backgroundTaskHost.exe
                          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                          1⤵
                            PID:1984
                          • C:\Users\Admin\AppData\Local\Temp\36f426936db645690496fdee469c34a1.exe
                            "C:\Users\Admin\AppData\Local\Temp\36f426936db645690496fdee469c34a1.exe"
                            1⤵
                            • Modifies WinLogon for persistence
                            • Modifies firewall policy service
                            • Disables RegEdit via registry modification
                            • Adds Run key to start application
                            • Modifies Internet Explorer settings
                            • Modifies Internet Explorer start page
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious behavior: MapViewOfSection
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of WriteProcessMemory
                            PID:4920
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 1140
                              2⤵
                              • Program crash
                              PID:3040
                          • C:\Windows\system32\backgroundTaskHost.exe
                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                            1⤵
                              PID:3972
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4920 -ip 4920
                              1⤵
                                PID:2712
                              • C:\Windows\system32\MusNotification.exe
                                C:\Windows\system32\MusNotification.exe
                                1⤵
                                  PID:1724
                                • C:\Windows\system32\wbem\wmiprvse.exe
                                  C:\Windows\system32\wbem\wmiprvse.exe
                                  1⤵
                                    PID:1548
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:404
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:1320
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
                                        1⤵
                                          PID:3232
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo
                                          1⤵
                                            PID:3808
                                          • C:\Windows\System32\RuntimeBroker.exe
                                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                                            1⤵
                                              PID:3912
                                            • 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:5060
                                              • C:\Windows\system32\DllHost.exe
                                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                1⤵
                                                  PID:4160
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                  1⤵
                                                    PID:3608
                                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                    1⤵
                                                      PID:924
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                      1⤵
                                                        PID:4760
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                        1⤵
                                                          PID:436
                                                        • C:\Windows\System32\svchost.exe
                                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                          1⤵
                                                            PID:4792
                                                          • C:\Windows\System32\svchost.exe
                                                            C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                            1⤵
                                                              PID:4032
                                                            • C:\Windows\system32\SppExtComObj.exe
                                                              C:\Windows\system32\SppExtComObj.exe -Embedding
                                                              1⤵
                                                                PID:4496
                                                              • C:\Windows\System32\RuntimeBroker.exe
                                                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                1⤵
                                                                  PID:4012
                                                                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                                  1⤵
                                                                    PID:3984
                                                                  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                                                    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                                                    1⤵
                                                                      PID:3836
                                                                    • C:\Windows\system32\DllHost.exe
                                                                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                                      1⤵
                                                                        PID:3748
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                        1⤵
                                                                          PID:3580
                                                                        • C:\Windows\Explorer.EXE
                                                                          C:\Windows\Explorer.EXE
                                                                          1⤵
                                                                            PID:3456
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                            1⤵
                                                                              PID:3364
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                              1⤵
                                                                                PID:3100
                                                                              • C:\Windows\system32\taskhostw.exe
                                                                                taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                                                1⤵
                                                                                  PID:1088
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                  1⤵
                                                                                    PID:2964
                                                                                  • C:\Windows\system32\wbem\unsecapp.exe
                                                                                    C:\Windows\system32\wbem\unsecapp.exe -Embedding
                                                                                    1⤵
                                                                                      PID:2952
                                                                                    • C:\Windows\system32\sihost.exe
                                                                                      sihost.exe
                                                                                      1⤵
                                                                                        PID:2912
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                        1⤵
                                                                                          PID:2756
                                                                                        • C:\Windows\sysmon.exe
                                                                                          C:\Windows\sysmon.exe
                                                                                          1⤵
                                                                                            PID:2704
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                            1⤵
                                                                                              PID:2588
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                              1⤵
                                                                                                PID:2480
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                1⤵
                                                                                                  PID:2472
                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                  C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                                  1⤵
                                                                                                    PID:2336
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                                    1⤵
                                                                                                      PID:2240
                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                      1⤵
                                                                                                        PID:2232
                                                                                                      • C:\Windows\System32\spoolsv.exe
                                                                                                        C:\Windows\System32\spoolsv.exe
                                                                                                        1⤵
                                                                                                          PID:2140
                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                          C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                                          1⤵
                                                                                                            PID:1672
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                                            1⤵
                                                                                                              PID:940
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                              1⤵
                                                                                                                PID:2020
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                                1⤵
                                                                                                                  PID:2012
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                                                  1⤵
                                                                                                                    PID:1964
                                                                                                                  • 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 LocalService -p -s netprofm
                                                                                                                      1⤵
                                                                                                                        PID:1756
                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                                        1⤵
                                                                                                                          PID:1736
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                                          1⤵
                                                                                                                            PID:1700
                                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                                            C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                                            1⤵
                                                                                                                              PID:1640
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                              1⤵
                                                                                                                                PID:1508
                                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                                C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                                1⤵
                                                                                                                                  PID:1480
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                                  1⤵
                                                                                                                                    PID:1468
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                                                    1⤵
                                                                                                                                      PID:1360
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                                      1⤵
                                                                                                                                        PID:1352
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                                                                                                        1⤵
                                                                                                                                          PID:1176
                                                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                                                                                                          1⤵
                                                                                                                                            PID:1132
                                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                                            1⤵
                                                                                                                                              PID:1104
                                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                                              1⤵
                                                                                                                                                PID:1092
                                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                                                                                                                1⤵
                                                                                                                                                  PID:1048
                                                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                                                  1⤵
                                                                                                                                                    PID:856
                                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                                                                                                                                    1⤵
                                                                                                                                                      PID:512
                                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                                      C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                                                                                                                                      1⤵
                                                                                                                                                        PID:944
                                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                                        C:\Windows\system32\svchost.exe -k RPCSS -p
                                                                                                                                                        1⤵
                                                                                                                                                          PID:888
                                                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                                                          C:\Windows\system32\svchost.exe -k DcomLaunch -p
                                                                                                                                                          1⤵
                                                                                                                                                            PID:788
                                                                                                                                                          • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                                            "fontdrvhost.exe"
                                                                                                                                                            1⤵
                                                                                                                                                              PID:764
                                                                                                                                                            • C:\Windows\system32\winlogon.exe
                                                                                                                                                              winlogon.exe
                                                                                                                                                              1⤵
                                                                                                                                                                PID:620

                                                                                                                                                              Network

                                                                                                                                                              MITRE ATT&CK Enterprise v15

                                                                                                                                                              Replay Monitor

                                                                                                                                                              Loading Replay Monitor...

                                                                                                                                                              Downloads

                                                                                                                                                              • C:\Users\Admin\Desktop\system3_.exe

                                                                                                                                                                Filesize

                                                                                                                                                                92KB

                                                                                                                                                                MD5

                                                                                                                                                                cf4162ec466b81d39f8c188c1cbc2653

                                                                                                                                                                SHA1

                                                                                                                                                                89336630fdf6a1ca0ccf9a4eeba6b644a079919e

                                                                                                                                                                SHA256

                                                                                                                                                                c73992a60fa4b4eb94cf92bafa7be30cdee3af435661f0bf80fe0f9821c90994

                                                                                                                                                                SHA512

                                                                                                                                                                56ed13449c31bfd68d922340fd16410f3b2ecb72b7f4aca608c45037cfb902420e2f4f2230e28a2a631943b8915ccdf00831975ac21832625d09055c6c8c31f5

                                                                                                                                                              • memory/4920-0-0x0000000000400000-0x0000000000509000-memory.dmp

                                                                                                                                                                Filesize

                                                                                                                                                                1.0MB

                                                                                                                                                              • memory/4920-4-0x0000000077432000-0x0000000077433000-memory.dmp

                                                                                                                                                                Filesize

                                                                                                                                                                4KB

                                                                                                                                                              • memory/4920-5-0x0000000077433000-0x0000000077434000-memory.dmp

                                                                                                                                                                Filesize

                                                                                                                                                                4KB

                                                                                                                                                              • memory/4920-3-0x00000000FFE30000-0x00000000FFE3C000-memory.dmp

                                                                                                                                                                Filesize

                                                                                                                                                                48KB

                                                                                                                                                              • memory/4920-2-0x00000000FFE30000-0x00000000FFE3C000-memory.dmp

                                                                                                                                                                Filesize

                                                                                                                                                                48KB

                                                                                                                                                              • memory/4920-1-0x00000000FFE30000-0x00000000FFE3C000-memory.dmp

                                                                                                                                                                Filesize

                                                                                                                                                                48KB

                                                                                                                                                              • memory/4920-16-0x0000000000400000-0x0000000000509000-memory.dmp

                                                                                                                                                                Filesize

                                                                                                                                                                1.0MB

                                                                                                                                                              • memory/4920-11-0x00000000FFE30000-0x00000000FFE3C000-memory.dmp

                                                                                                                                                                Filesize

                                                                                                                                                                48KB