Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/11/2022, 17:03

General

  • Target

    b1b45275bba39b5a42971215c172aa6ce38d5cac9bd7c5824814844d6aeb9d4a.exe

  • Size

    86KB

  • MD5

    0d03baaedd6bd4e5a0151ad70353f660

  • SHA1

    464e4f0ce556905fa448a9bb16684eaaaa61286d

  • SHA256

    b1b45275bba39b5a42971215c172aa6ce38d5cac9bd7c5824814844d6aeb9d4a

  • SHA512

    f2c6dcf9895ed657e84973e912117e1ed02248ba5e35aff67b28241ed4533ddacce5e55f63bf917eb197bac27740051d5fe5f65bde3721c90ca7de44bcb2e53a

  • SSDEEP

    1536:v/E/8FZigTqltnSe+L6ZtTqI1Rfkq4ZAczYPpwk5UrT2sC:vckDigT6SBCt71RfkqXlUn2s

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Drops file in System32 directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 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:660
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:592
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:312
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            2⤵
              PID:792
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p
            1⤵
              PID:772
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                2⤵
                  PID:3460
                • C:\Windows\System32\RuntimeBroker.exe
                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                  2⤵
                    PID:4644
                  • C:\Windows\system32\SppExtComObj.exe
                    C:\Windows\system32\SppExtComObj.exe -Embedding
                    2⤵
                      PID:4420
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe
                      2⤵
                        PID:3448
                      • C:\Windows\system32\DllHost.exe
                        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                        2⤵
                          PID:4404
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          2⤵
                            PID:3724
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            2⤵
                              PID:3556
                            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                              2⤵
                                PID:3384
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                2⤵
                                  PID:3300
                              • C:\Windows\system32\fontdrvhost.exe
                                "fontdrvhost.exe"
                                1⤵
                                  PID:784
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                  1⤵
                                    PID:524
                                  • C:\Windows\System32\svchost.exe
                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                    1⤵
                                      PID:2392
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                      1⤵
                                        PID:4556
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                        1⤵
                                          PID:2880
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                          1⤵
                                            PID:2344
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                            1⤵
                                              PID:4436
                                            • C:\Windows\System32\svchost.exe
                                              C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                              1⤵
                                                PID:4632
                                              • C:\Windows\System32\svchost.exe
                                                C:\Windows\System32\svchost.exe -k netsvcs -p
                                                1⤵
                                                  PID:3156
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                  1⤵
                                                    PID:3088
                                                  • C:\Windows\Explorer.EXE
                                                    C:\Windows\Explorer.EXE
                                                    1⤵
                                                      PID:1396
                                                      • C:\Users\Admin\AppData\Local\Temp\b1b45275bba39b5a42971215c172aa6ce38d5cac9bd7c5824814844d6aeb9d4a.exe
                                                        "C:\Users\Admin\AppData\Local\Temp\b1b45275bba39b5a42971215c172aa6ce38d5cac9bd7c5824814844d6aeb9d4a.exe"
                                                        2⤵
                                                        • Modifies firewall policy service
                                                        • Drops file in Drivers directory
                                                        • Enumerates connected drives
                                                        • Drops file in System32 directory
                                                        • Suspicious behavior: EnumeratesProcesses
                                                        • Suspicious behavior: MapViewOfSection
                                                        • Suspicious use of AdjustPrivilegeToken
                                                        • Suspicious use of WriteProcessMemory
                                                        PID:3496
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                      1⤵
                                                        PID:2724
                                                      • C:\Windows\system32\taskhostw.exe
                                                        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                        1⤵
                                                          PID:2692
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                          1⤵
                                                            PID:2680
                                                          • C:\Windows\System32\svchost.exe
                                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                            1⤵
                                                              PID:2672
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                              1⤵
                                                                PID:2656
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                1⤵
                                                                  PID:2580
                                                                • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                  "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                  1⤵
                                                                    PID:2572
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                    1⤵
                                                                      PID:2520
                                                                    • C:\Windows\system32\sihost.exe
                                                                      sihost.exe
                                                                      1⤵
                                                                        PID:2508
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                        1⤵
                                                                          PID:2372
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                          1⤵
                                                                            PID:2364
                                                                          • C:\Windows\System32\svchost.exe
                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                            1⤵
                                                                              PID:2148
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                              1⤵
                                                                                PID:2072
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                1⤵
                                                                                  PID:1828
                                                                                • C:\Windows\System32\spoolsv.exe
                                                                                  C:\Windows\System32\spoolsv.exe
                                                                                  1⤵
                                                                                    PID:1280
                                                                                  • C:\Windows\system32\svchost.exe
                                                                                    C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                    1⤵
                                                                                      PID:1996
                                                                                    • C:\Windows\System32\svchost.exe
                                                                                      C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                      1⤵
                                                                                        PID:1960
                                                                                      • C:\Windows\System32\svchost.exe
                                                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                        1⤵
                                                                                          PID:1888
                                                                                        • C:\Windows\system32\svchost.exe
                                                                                          C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                          1⤵
                                                                                            PID:1872
                                                                                          • C:\Windows\System32\svchost.exe
                                                                                            C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                            1⤵
                                                                                              PID:1852
                                                                                            • C:\Windows\System32\svchost.exe
                                                                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                              1⤵
                                                                                                PID:1752
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                1⤵
                                                                                                  PID:1744
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                                  1⤵
                                                                                                    PID:1632
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                    1⤵
                                                                                                      PID:1600
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                      1⤵
                                                                                                        PID:1548
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                        1⤵
                                                                                                          PID:1492
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                          1⤵
                                                                                                            PID:1436
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                            1⤵
                                                                                                              PID:1420
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                              1⤵
                                                                                                                PID:1316
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                1⤵
                                                                                                                  PID:1304
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                  1⤵
                                                                                                                    PID:1292
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                    1⤵
                                                                                                                      PID:1236
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                                                                                      1⤵
                                                                                                                        PID:1156
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                                                                                        1⤵
                                                                                                                          PID:1136
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                                                                                          1⤵
                                                                                                                            PID:1092
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                            1⤵
                                                                                                                              PID:940
                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                              1⤵
                                                                                                                                PID:808
                                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                                1⤵
                                                                                                                                  PID:680
                                                                                                                                • 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:896

                                                                                                                                    Network

                                                                                                                                    MITRE ATT&CK Enterprise v6

                                                                                                                                    Replay Monitor

                                                                                                                                    Loading Replay Monitor...

                                                                                                                                    Downloads

                                                                                                                                    • memory/3496-132-0x0000000001000000-0x0000000001018000-memory.dmp

                                                                                                                                      Filesize

                                                                                                                                      96KB

                                                                                                                                    • memory/3496-133-0x0000000001000000-0x0000000001018000-memory.dmp

                                                                                                                                      Filesize

                                                                                                                                      96KB