Analysis

  • max time kernel
    151s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2022, 04:44

General

  • Target

    6bb52992bbf362bf44d62e10eec62068eb8f15c077d4c48eef8b5bdc6d342fc9.exe

  • Size

    268KB

  • MD5

    57c55fd8c1ab66f1e636072a64129f26

  • SHA1

    cfede8aa366a3f4d393c7ba4747ea5bece1ff5d8

  • SHA256

    6bb52992bbf362bf44d62e10eec62068eb8f15c077d4c48eef8b5bdc6d342fc9

  • SHA512

    887f5b7d28bfa226ba09f2de11833c250536285709d88597b4c0c98dabe925036eba0066b090a752d2fd33c0ed62f03e12fdb42bfb05be3dce80a782a3dc42d1

  • SSDEEP

    3072:GVHgCc4xGvbwcU9KQ2BBAHmaPxiVoIb5EbKPCjqzmeaHLsHQt8:3Cc4xGxWKQ2BonxoCj1jLQ

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 5 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:680
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:620
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:332
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            2⤵
              PID:800
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p
            1⤵
              PID:784
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                2⤵
                  PID:3584
                • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                  2⤵
                    PID:3500
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    2⤵
                      PID:3412
                    • C:\Windows\System32\RuntimeBroker.exe
                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                      2⤵
                        PID:5056
                      • C:\Windows\system32\backgroundTaskHost.exe
                        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                        2⤵
                          PID:3172
                        • C:\Windows\system32\SppExtComObj.exe
                          C:\Windows\system32\SppExtComObj.exe -Embedding
                          2⤵
                            PID:3120
                          • C:\Windows\system32\wbem\wmiprvse.exe
                            C:\Windows\system32\wbem\wmiprvse.exe
                            2⤵
                              PID:1500
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              2⤵
                                PID:4744
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                2⤵
                                  PID:4460
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  2⤵
                                    PID:3840
                                  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                    2⤵
                                      PID:3668
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                    1⤵
                                      PID:440
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                      1⤵
                                        PID:1020
                                      • C:\Windows\System32\svchost.exe
                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                        1⤵
                                          PID:1220
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                          1⤵
                                            PID:2076
                                          • C:\Windows\System32\svchost.exe
                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                            1⤵
                                              PID:2568
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                              1⤵
                                                PID:3184
                                              • C:\Windows\Explorer.EXE
                                                C:\Windows\Explorer.EXE
                                                1⤵
                                                  PID:2016
                                                  • C:\Users\Admin\AppData\Local\Temp\6bb52992bbf362bf44d62e10eec62068eb8f15c077d4c48eef8b5bdc6d342fc9.exe
                                                    "C:\Users\Admin\AppData\Local\Temp\6bb52992bbf362bf44d62e10eec62068eb8f15c077d4c48eef8b5bdc6d342fc9.exe"
                                                    2⤵
                                                    • Modifies firewall policy service
                                                    • Checks computer location settings
                                                    • Adds Run key to start application
                                                    • Drops file in System32 directory
                                                    • Drops file in Program Files directory
                                                    • Drops file in Windows directory
                                                    • Suspicious behavior: EnumeratesProcesses
                                                    • Suspicious behavior: MapViewOfSection
                                                    • Suspicious use of AdjustPrivilegeToken
                                                    • Suspicious use of WriteProcessMemory
                                                    PID:4364
                                                    • C:\Windows\SysWOW64\WerFault.exe
                                                      C:\Windows\SysWOW64\WerFault.exe -u -p 4364 -s 1636
                                                      3⤵
                                                      • Program crash
                                                      PID:4952
                                                • C:\Windows\system32\taskhostw.exe
                                                  taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                  1⤵
                                                    PID:2784
                                                  • C:\Windows\system32\svchost.exe
                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                    1⤵
                                                      PID:2620
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                      1⤵
                                                        PID:2588
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                        1⤵
                                                          PID:4648
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                          1⤵
                                                            PID:2456
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                            1⤵
                                                              PID:5060
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                              1⤵
                                                                PID:3920
                                                              • C:\Windows\System32\svchost.exe
                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                1⤵
                                                                  PID:3860
                                                                • C:\Windows\System32\svchost.exe
                                                                  C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                  1⤵
                                                                    PID:4820
                                                                  • C:\Windows\System32\svchost.exe
                                                                    C:\Windows\System32\svchost.exe -k netsvcs -p
                                                                    1⤵
                                                                      PID:3076
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                      1⤵
                                                                        PID:2580
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                        1⤵
                                                                          PID:2560
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                          1⤵
                                                                            PID:2528
                                                                          • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                            "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                            1⤵
                                                                              PID:2504
                                                                            • C:\Windows\system32\sihost.exe
                                                                              sihost.exe
                                                                              1⤵
                                                                                PID:2488
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                1⤵
                                                                                  PID:2348
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                  1⤵
                                                                                    PID:2340
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                    1⤵
                                                                                      PID:2220
                                                                                    • C:\Windows\System32\svchost.exe
                                                                                      C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                      1⤵
                                                                                        PID:2104
                                                                                      • C:\Windows\System32\spoolsv.exe
                                                                                        C:\Windows\System32\spoolsv.exe
                                                                                        1⤵
                                                                                          PID:1724
                                                                                        • C:\Windows\System32\svchost.exe
                                                                                          C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                          1⤵
                                                                                            PID:2000
                                                                                          • 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 LocalServiceNetworkRestricted -p
                                                                                              1⤵
                                                                                                PID:1944
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                1⤵
                                                                                                  PID:1932
                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                  1⤵
                                                                                                    PID:1796
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                                    1⤵
                                                                                                      PID:1780
                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                      C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                      1⤵
                                                                                                        PID:1680
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                                        1⤵
                                                                                                          PID:1656
                                                                                                        • 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:1596
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                              1⤵
                                                                                                                PID:1532
                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                1⤵
                                                                                                                  PID:1432
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                  1⤵
                                                                                                                    PID:1416
                                                                                                                  • 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:1344
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                        1⤵
                                                                                                                          PID:1240
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                          1⤵
                                                                                                                            PID:1184
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                                                                                            1⤵
                                                                                                                              PID:1140
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                              1⤵
                                                                                                                                PID:1048
                                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                                1⤵
                                                                                                                                  PID:1032
                                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                                  1⤵
                                                                                                                                    PID:724
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                                                                                                                    1⤵
                                                                                                                                      PID:960
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k RPCSS -p
                                                                                                                                      1⤵
                                                                                                                                        PID:908
                                                                                                                                      • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                        "fontdrvhost.exe"
                                                                                                                                        1⤵
                                                                                                                                          PID:792
                                                                                                                                        • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4364 -ip 4364
                                                                                                                                          1⤵
                                                                                                                                            PID:5020

                                                                                                                                          Network

                                                                                                                                                MITRE ATT&CK Enterprise v6

                                                                                                                                                Replay Monitor

                                                                                                                                                Loading Replay Monitor...

                                                                                                                                                Downloads

                                                                                                                                                • memory/4364-132-0x0000000000400000-0x0000000000456000-memory.dmp

                                                                                                                                                  Filesize

                                                                                                                                                  344KB

                                                                                                                                                • memory/4364-133-0x0000000000400000-0x0000000000456000-memory.dmp

                                                                                                                                                  Filesize

                                                                                                                                                  344KB