Analysis

  • max time kernel
    92s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-02-2024 07:18

General

  • Target

    a1445abc6df1ef5983dcb2b6a4810ca3.exe

  • Size

    193KB

  • MD5

    a1445abc6df1ef5983dcb2b6a4810ca3

  • SHA1

    238c4bd94c310d1845b40b296afb00c44ed91d84

  • SHA256

    48dfb8260c93ed4795b6ee2e91333e83cd492b15fea19df5af466b0d4f755a96

  • SHA512

    ad4e0334f1dd4bc19ce52a7f5ec59afb497c1fb595b27aae940ab2aaf42b640d544f02ed0f758e73179d29d480930d783a736e2e2fb1442883fe41beb151d4a5

  • SSDEEP

    3072:NTUtZpaaUJ7FlxTTUXdu/6NIqjRcNQl7BQERFmTdYiKD6VtJGRzLjMCJd2:RcpavHIfNXbgE7mqiKD6Vt0zPMCJd

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • UPX packed file 3 IoCs

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

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

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:680
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:620
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:380
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            2⤵
              PID:792
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k netsvcs -p -s DsmSvc
            1⤵
              PID:468
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
              1⤵
                PID:1132
              • C:\Windows\System32\svchost.exe
                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                1⤵
                  PID:1104
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                  1⤵
                    PID:1096
                    • C:\Windows\system32\MusNotification.exe
                      C:\Windows\system32\MusNotification.exe
                      2⤵
                        PID:4548
                      • C:\Windows\system32\taskhostw.exe
                        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                        2⤵
                          PID:2644
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                        1⤵
                          PID:1088
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                          1⤵
                            PID:1076
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                            1⤵
                              PID:1380
                              • C:\Windows\system32\sihost.exe
                                sihost.exe
                                2⤵
                                  PID:2492
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                1⤵
                                  PID:2064
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                  1⤵
                                    PID:2320
                                  • C:\Windows\System32\svchost.exe
                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                    1⤵
                                      PID:2940
                                    • C:\Windows\sysmon.exe
                                      C:\Windows\sysmon.exe
                                      1⤵
                                        PID:2908
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                        1⤵
                                          PID:3288
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:4076
                                          • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                            "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                            1⤵
                                              PID:4004
                                            • C:\Windows\system32\DllHost.exe
                                              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                              1⤵
                                                PID:3872
                                              • C:\Windows\System32\RuntimeBroker.exe
                                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                1⤵
                                                  PID:3928
                                                • C:\Windows\System32\svchost.exe
                                                  C:\Windows\System32\svchost.exe -k netsvcs -p
                                                  1⤵
                                                    PID:4992
                                                  • C:\Windows\system32\backgroundTaskHost.exe
                                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                                    1⤵
                                                      PID:2596
                                                    • C:\Windows\system32\backgroundTaskHost.exe
                                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                                      1⤵
                                                        PID:4440
                                                      • C:\Windows\system32\backgroundTaskHost.exe
                                                        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                                                        1⤵
                                                          PID:384
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
                                                          1⤵
                                                            PID:4488
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo
                                                            1⤵
                                                              PID:232
                                                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                                                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                                                              1⤵
                                                                PID:2480
                                                              • C:\Windows\system32\DllHost.exe
                                                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                                1⤵
                                                                  PID:3692
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                  1⤵
                                                                    PID:2564
                                                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                    1⤵
                                                                      PID:716
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                      1⤵
                                                                        PID:4796
                                                                      • C:\Windows\System32\svchost.exe
                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                        1⤵
                                                                          PID:1112
                                                                        • C:\Windows\System32\svchost.exe
                                                                          C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                          1⤵
                                                                            PID:4832
                                                                          • C:\Windows\system32\SppExtComObj.exe
                                                                            C:\Windows\system32\SppExtComObj.exe -Embedding
                                                                            1⤵
                                                                              PID:4776
                                                                            • C:\Windows\System32\RuntimeBroker.exe
                                                                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                              1⤵
                                                                                PID:1580
                                                                              • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                                                "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                                                1⤵
                                                                                  PID:3320
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                  1⤵
                                                                                    PID:3684
                                                                                  • C:\Windows\Explorer.EXE
                                                                                    C:\Windows\Explorer.EXE
                                                                                    1⤵
                                                                                      PID:3324
                                                                                      • C:\Users\Admin\AppData\Local\Temp\a1445abc6df1ef5983dcb2b6a4810ca3.exe
                                                                                        "C:\Users\Admin\AppData\Local\Temp\a1445abc6df1ef5983dcb2b6a4810ca3.exe"
                                                                                        2⤵
                                                                                        • Modifies firewall policy service
                                                                                        • Suspicious behavior: EnumeratesProcesses
                                                                                        • Suspicious behavior: MapViewOfSection
                                                                                        • Suspicious use of AdjustPrivilegeToken
                                                                                        • Suspicious use of SetWindowsHookEx
                                                                                        • Suspicious use of WriteProcessMemory
                                                                                        PID:3552
                                                                                        • C:\Windows\SysWOW64\WerFault.exe
                                                                                          C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 1344
                                                                                          3⤵
                                                                                          • Program crash
                                                                                          PID:956
                                                                                    • C:\Windows\system32\wbem\unsecapp.exe
                                                                                      C:\Windows\system32\wbem\unsecapp.exe -Embedding
                                                                                      1⤵
                                                                                        PID:3184
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                        1⤵
                                                                                          PID:2948
                                                                                        • C:\Windows\system32\svchost.exe
                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                          1⤵
                                                                                            PID:2896
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                            1⤵
                                                                                              PID:2824
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                              1⤵
                                                                                                PID:2784
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                1⤵
                                                                                                  PID:2776
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                                                  1⤵
                                                                                                    PID:2684
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                                    1⤵
                                                                                                      PID:2520
                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                      C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                                      1⤵
                                                                                                        PID:2400
                                                                                                      • C:\Windows\System32\spoolsv.exe
                                                                                                        C:\Windows\System32\spoolsv.exe
                                                                                                        1⤵
                                                                                                          PID:2232
                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                          1⤵
                                                                                                            PID:2096
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                                            1⤵
                                                                                                              PID:1548
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                                              1⤵
                                                                                                                PID:1396
                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                1⤵
                                                                                                                  PID:2000
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                                  1⤵
                                                                                                                    PID:1992
                                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                    1⤵
                                                                                                                      PID:1876
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                                                      1⤵
                                                                                                                        PID:1772
                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                                        1⤵
                                                                                                                          PID:1740
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                                          1⤵
                                                                                                                            PID:1684
                                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                                            C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                                            1⤵
                                                                                                                              PID:1668
                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                              C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                              1⤵
                                                                                                                                PID:1524
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                                1⤵
                                                                                                                                  PID:1488
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                                  1⤵
                                                                                                                                    PID:1452
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                                                    1⤵
                                                                                                                                      PID:1352
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                                      1⤵
                                                                                                                                        PID:1272
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                                        1⤵
                                                                                                                                          PID:1192
                                                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                                          1⤵
                                                                                                                                            PID:872
                                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                                                                                                                            1⤵
                                                                                                                                              PID:412
                                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                                              C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                                                                                                                              1⤵
                                                                                                                                                PID:968
                                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                                C:\Windows\system32\svchost.exe -k RPCSS -p
                                                                                                                                                1⤵
                                                                                                                                                  PID:920
                                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                                  C:\Windows\system32\svchost.exe -k DcomLaunch -p
                                                                                                                                                  1⤵
                                                                                                                                                    PID:804
                                                                                                                                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                                                                                                                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                                                                                                                                      2⤵
                                                                                                                                                        PID:2112
                                                                                                                                                    • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                                      "fontdrvhost.exe"
                                                                                                                                                      1⤵
                                                                                                                                                        PID:784
                                                                                                                                                      • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3552 -ip 3552
                                                                                                                                                        1⤵
                                                                                                                                                          PID:3408

                                                                                                                                                        Network

                                                                                                                                                        MITRE ATT&CK Enterprise v15

                                                                                                                                                        Replay Monitor

                                                                                                                                                        Loading Replay Monitor...

                                                                                                                                                        Downloads

                                                                                                                                                        • memory/3552-0-0x0000000000400000-0x000000000044F000-memory.dmp

                                                                                                                                                          Filesize

                                                                                                                                                          316KB

                                                                                                                                                        • memory/3552-1-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                          Filesize

                                                                                                                                                          48KB

                                                                                                                                                        • memory/3552-2-0x0000000077402000-0x0000000077403000-memory.dmp

                                                                                                                                                          Filesize

                                                                                                                                                          4KB

                                                                                                                                                        • memory/3552-3-0x0000000077403000-0x0000000077404000-memory.dmp

                                                                                                                                                          Filesize

                                                                                                                                                          4KB

                                                                                                                                                        • memory/3552-4-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                          Filesize

                                                                                                                                                          48KB

                                                                                                                                                        • memory/3552-5-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                          Filesize

                                                                                                                                                          48KB

                                                                                                                                                        • memory/3552-8-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                          Filesize

                                                                                                                                                          48KB

                                                                                                                                                        • memory/3552-9-0x0000000000400000-0x000000000044F000-memory.dmp

                                                                                                                                                          Filesize

                                                                                                                                                          316KB

                                                                                                                                                        • memory/3552-10-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                          Filesize

                                                                                                                                                          48KB

                                                                                                                                                        • memory/3552-14-0x0000000000400000-0x000000000044F000-memory.dmp

                                                                                                                                                          Filesize

                                                                                                                                                          316KB