Analysis

  • max time kernel
    8s
  • max time network
    2s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2022 03:45

General

  • Target

    67062d71e2b97502280296529ed52439993d4a51bc5edc434f83b1515393cc3e.exe

  • Size

    75KB

  • MD5

    65d05269c8ed2a2c71376fbe3ae740f0

  • SHA1

    6d5fab16ffcddee7c55be06c74bde9eab0ff1bc6

  • SHA256

    67062d71e2b97502280296529ed52439993d4a51bc5edc434f83b1515393cc3e

  • SHA512

    120a18cf857713e13ff5f553c722e169c8c4b0cc52dff715e21c9513543044f00d3e525374a4bf7ec4b8582d6b1ad7abc7de7f7579745cf7aec3451a39d413fa

  • SSDEEP

    1536:Of8Rk+51yRVnQdUfyHRjuR2BHUBVZOXX2E/FZL7/:iaTy7Qd2yHRmuHULTE/FV7/

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:664
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:576
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:312
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            2⤵
              PID:784
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p
            1⤵
              PID:772
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                2⤵
                  PID:3464
                • C:\Windows\System32\RuntimeBroker.exe
                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                  2⤵
                    PID:3584
                  • C:\Windows\System32\RuntimeBroker.exe
                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                    2⤵
                      PID:3084
                    • C:\Windows\system32\backgroundTaskHost.exe
                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                      2⤵
                        PID:1888
                      • C:\Windows\system32\SppExtComObj.exe
                        C:\Windows\system32\SppExtComObj.exe -Embedding
                        2⤵
                          PID:1040
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          2⤵
                            PID:4836
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            2⤵
                              PID:3868
                            • 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\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                2⤵
                                  PID:3456
                                • C:\Windows\system32\DllHost.exe
                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                  2⤵
                                    PID:3352
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k RPCSS -p
                                  1⤵
                                    PID:892
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                    1⤵
                                      PID:508
                                    • 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 LocalServiceNetworkRestricted -p -s lmhosts
                                        1⤵
                                          PID:676
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                          1⤵
                                            PID:884
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                            1⤵
                                              PID:1044
                                            • C:\Windows\System32\svchost.exe
                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                              1⤵
                                                PID:1052
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                1⤵
                                                  PID:1140
                                                  • C:\Windows\system32\taskhostw.exe
                                                    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                    2⤵
                                                      PID:2456
                                                  • C:\Windows\system32\fontdrvhost.exe
                                                    "fontdrvhost.exe"
                                                    1⤵
                                                      PID:780
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                      1⤵
                                                        PID:1176
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                        1⤵
                                                          PID:1232
                                                        • C:\Windows\System32\svchost.exe
                                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                          1⤵
                                                            PID:1248
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                            1⤵
                                                              PID:1292
                                                              • C:\Windows\system32\sihost.exe
                                                                sihost.exe
                                                                2⤵
                                                                  PID:2336
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                1⤵
                                                                  PID:1448
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                  1⤵
                                                                    PID:1468
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                    1⤵
                                                                      PID:1604
                                                                    • C:\Windows\System32\svchost.exe
                                                                      C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                      1⤵
                                                                        PID:1652
                                                                      • C:\Windows\System32\svchost.exe
                                                                        C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                        1⤵
                                                                          PID:1460
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                          1⤵
                                                                            PID:1688
                                                                          • C:\Windows\System32\svchost.exe
                                                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                            1⤵
                                                                              PID:1664
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                              1⤵
                                                                                PID:1808
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                1⤵
                                                                                  PID:1912
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                  1⤵
                                                                                    PID:1944
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                    1⤵
                                                                                      PID:2008
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                      1⤵
                                                                                        PID:1816
                                                                                      • C:\Windows\System32\spoolsv.exe
                                                                                        C:\Windows\System32\spoolsv.exe
                                                                                        1⤵
                                                                                          PID:372
                                                                                        • C:\Windows\System32\svchost.exe
                                                                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                          1⤵
                                                                                            PID:2108
                                                                                          • C:\Windows\System32\svchost.exe
                                                                                            C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                            1⤵
                                                                                              PID:2120
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                              1⤵
                                                                                                PID:2360
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                1⤵
                                                                                                  PID:2516
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                  1⤵
                                                                                                    PID:2676
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                                    1⤵
                                                                                                      PID:2756
                                                                                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                      1⤵
                                                                                                        PID:2684
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                                        1⤵
                                                                                                          PID:2796
                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                                          1⤵
                                                                                                            PID:4732
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                                                                            1⤵
                                                                                                              PID:3664
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                                              1⤵
                                                                                                                PID:2744
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                                1⤵
                                                                                                                  PID:1184
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                                                  1⤵
                                                                                                                    PID:3440
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                                                    1⤵
                                                                                                                      PID:3160
                                                                                                                    • C:\Windows\Explorer.EXE
                                                                                                                      C:\Windows\Explorer.EXE
                                                                                                                      1⤵
                                                                                                                        PID:3004
                                                                                                                        • C:\Users\Admin\AppData\Local\Temp\67062d71e2b97502280296529ed52439993d4a51bc5edc434f83b1515393cc3e.exe
                                                                                                                          "C:\Users\Admin\AppData\Local\Temp\67062d71e2b97502280296529ed52439993d4a51bc5edc434f83b1515393cc3e.exe"
                                                                                                                          2⤵
                                                                                                                          • Modifies firewall policy service
                                                                                                                          • Drops file in System32 directory
                                                                                                                          • Suspicious behavior: EnumeratesProcesses
                                                                                                                          • Suspicious behavior: MapViewOfSection
                                                                                                                          • Suspicious behavior: RenamesItself
                                                                                                                          • Suspicious use of AdjustPrivilegeToken
                                                                                                                          • Suspicious use of WriteProcessMemory
                                                                                                                          PID:1996
                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                                        1⤵
                                                                                                                          PID:2784
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                                                          1⤵
                                                                                                                            PID:2776
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                                            1⤵
                                                                                                                              PID:2524
                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                              1⤵
                                                                                                                                PID:1920
                                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                                1⤵
                                                                                                                                  PID:1792
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                                  1⤵
                                                                                                                                    PID:1324
                                                                                                                                  • C:\Windows\SysWOW64\iaoqau.exe
                                                                                                                                    C:\Windows\SysWOW64\iaoqau.exe
                                                                                                                                    1⤵
                                                                                                                                    • Executes dropped EXE
                                                                                                                                    • Loads dropped DLL
                                                                                                                                    • Drops file in System32 directory
                                                                                                                                    • Suspicious behavior: EnumeratesProcesses
                                                                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                                                                    PID:1196

                                                                                                                                  Network

                                                                                                                                  MITRE ATT&CK Enterprise v6

                                                                                                                                  Replay Monitor

                                                                                                                                  Loading Replay Monitor...

                                                                                                                                  Downloads

                                                                                                                                  • C:\Windows\SysWOW64\gei33.dll

                                                                                                                                    Filesize

                                                                                                                                    84KB

                                                                                                                                    MD5

                                                                                                                                    4ec8aa41321a32ff157d1a4c6808d301

                                                                                                                                    SHA1

                                                                                                                                    f266be7a588232faf55d7367de3bbec0b44e7416

                                                                                                                                    SHA256

                                                                                                                                    eb4b825d6e6335952fcf9eb93a0e3808cc4955345d688909a781cca7f9a8f918

                                                                                                                                    SHA512

                                                                                                                                    e66ff26be4a0a2f521830a0914280772b3ba617b185ba8ead6c60d48e7f75d20da0c2014f5ed0f3d97c60f9d8e2eec5dab867f275fd48cf7dd2faa89df79c5b9

                                                                                                                                  • C:\Windows\SysWOW64\iaoqau.exe

                                                                                                                                    Filesize

                                                                                                                                    75KB

                                                                                                                                    MD5

                                                                                                                                    65d05269c8ed2a2c71376fbe3ae740f0

                                                                                                                                    SHA1

                                                                                                                                    6d5fab16ffcddee7c55be06c74bde9eab0ff1bc6

                                                                                                                                    SHA256

                                                                                                                                    67062d71e2b97502280296529ed52439993d4a51bc5edc434f83b1515393cc3e

                                                                                                                                    SHA512

                                                                                                                                    120a18cf857713e13ff5f553c722e169c8c4b0cc52dff715e21c9513543044f00d3e525374a4bf7ec4b8582d6b1ad7abc7de7f7579745cf7aec3451a39d413fa

                                                                                                                                  • C:\Windows\SysWOW64\iaoqau.exe

                                                                                                                                    Filesize

                                                                                                                                    75KB

                                                                                                                                    MD5

                                                                                                                                    65d05269c8ed2a2c71376fbe3ae740f0

                                                                                                                                    SHA1

                                                                                                                                    6d5fab16ffcddee7c55be06c74bde9eab0ff1bc6

                                                                                                                                    SHA256

                                                                                                                                    67062d71e2b97502280296529ed52439993d4a51bc5edc434f83b1515393cc3e

                                                                                                                                    SHA512

                                                                                                                                    120a18cf857713e13ff5f553c722e169c8c4b0cc52dff715e21c9513543044f00d3e525374a4bf7ec4b8582d6b1ad7abc7de7f7579745cf7aec3451a39d413fa

                                                                                                                                  • memory/1196-135-0x0000000000400000-0x0000000000418000-memory.dmp

                                                                                                                                    Filesize

                                                                                                                                    96KB

                                                                                                                                  • memory/1196-140-0x0000000000400000-0x0000000000418000-memory.dmp

                                                                                                                                    Filesize

                                                                                                                                    96KB

                                                                                                                                  • memory/1996-132-0x0000000000400000-0x0000000000418000-memory.dmp

                                                                                                                                    Filesize

                                                                                                                                    96KB

                                                                                                                                  • memory/1996-136-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                    Filesize

                                                                                                                                    48KB

                                                                                                                                  • memory/1996-137-0x0000000000400000-0x0000000000418000-memory.dmp

                                                                                                                                    Filesize

                                                                                                                                    96KB

                                                                                                                                  • memory/1996-138-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                    Filesize

                                                                                                                                    48KB