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Analysis

  • max time kernel
    134s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/10/2022, 01:11 UTC

General

  • Target

    fd39c883d89ee500217adb24c814ef2ad0f5623af993f2fba06915f19e9601f5.exe

  • Size

    60KB

  • MD5

    a2f1c1c077ef736fdeb5f75d1cf85760

  • SHA1

    54783aab84529bc10bad84d41f9ee6b393c2beb2

  • SHA256

    fd39c883d89ee500217adb24c814ef2ad0f5623af993f2fba06915f19e9601f5

  • SHA512

    728b31b0be397cb2b22f0aaaef76510d77bf14051a89416dc76d04493884588b4935d28672ed0b5dfe05d9304e7fa9d2524921a7d48b6a202f4e1c28738bb54d

  • SSDEEP

    768:CKDPMFpnRml/IDFQv0zyP6clUAjtj3wv8txwg3NRyiXn1LbKesoq:j8pnmgXzyycNjt8UdnyiXnldsz

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Drops file in Drivers directory 1 IoCs
  • 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:664
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:576
        • C:\Windows\system32\fontdrvhost.exe
          "fontdrvhost.exe"
          2⤵
            PID:784
          • C:\Windows\system32\dwm.exe
            "dwm.exe"
            2⤵
              PID:1016
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
            1⤵
              PID:440
            • C:\Windows\System32\svchost.exe
              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
              1⤵
                PID:424
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                1⤵
                  PID:1032
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                  1⤵
                    PID:1100
                    • C:\Windows\system32\taskhostw.exe
                      taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                      2⤵
                        PID:2884
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                      1⤵
                        PID:1040
                      • C:\Windows\System32\svchost.exe
                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                        1⤵
                          PID:880
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                          1⤵
                            PID:940
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k RPCSS -p
                            1⤵
                              PID:884
                            • C:\Windows\system32\fontdrvhost.exe
                              "fontdrvhost.exe"
                              1⤵
                                PID:792
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k DcomLaunch -p
                                1⤵
                                  PID:764
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    2⤵
                                      PID:3440
                                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                      2⤵
                                        PID:3376
                                      • C:\Windows\system32\DllHost.exe
                                        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                        2⤵
                                          PID:3276
                                        • C:\Windows\system32\SppExtComObj.exe
                                          C:\Windows\system32\SppExtComObj.exe -Embedding
                                          2⤵
                                            PID:3328
                                          • C:\Windows\system32\wbem\wmiprvse.exe
                                            C:\Windows\system32\wbem\wmiprvse.exe
                                            2⤵
                                              PID:1624
                                            • C:\Windows\System32\RuntimeBroker.exe
                                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                                              2⤵
                                                PID:4700
                                              • C:\Windows\system32\DllHost.exe
                                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                2⤵
                                                  PID:3964
                                                • C:\Windows\System32\RuntimeBroker.exe
                                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                  2⤵
                                                    PID:3688
                                                  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                    2⤵
                                                      PID:3528
                                                  • C:\Windows\System32\svchost.exe
                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                    1⤵
                                                      PID:1216
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                      1⤵
                                                        PID:1364
                                                      • C:\Windows\System32\svchost.exe
                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                        1⤵
                                                          PID:1628
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                          1⤵
                                                            PID:1648
                                                          • C:\Windows\System32\svchost.exe
                                                            C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                            1⤵
                                                              PID:1636
                                                            • 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 netsvcs -p -s ShellHWDetection
                                                                1⤵
                                                                  PID:1964
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                  1⤵
                                                                    PID:1892
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                    1⤵
                                                                      PID:1680
                                                                    • C:\Windows\System32\svchost.exe
                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                      1⤵
                                                                        PID:2136
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                        1⤵
                                                                          PID:2296
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                          1⤵
                                                                            PID:2372
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                            1⤵
                                                                              PID:2452
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                              1⤵
                                                                                PID:2504
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                1⤵
                                                                                  PID:2696
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                  1⤵
                                                                                    PID:2580
                                                                                  • C:\Windows\system32\svchost.exe
                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                    1⤵
                                                                                      PID:1076
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                                                      1⤵
                                                                                        PID:3716
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                        1⤵
                                                                                          PID:4768
                                                                                        • C:\Windows\system32\svchost.exe
                                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                          1⤵
                                                                                            PID:2056
                                                                                          • C:\Windows\System32\svchost.exe
                                                                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                            1⤵
                                                                                              PID:1304
                                                                                            • C:\Windows\System32\svchost.exe
                                                                                              C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                              1⤵
                                                                                                PID:3628
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k netsvcs -p
                                                                                                1⤵
                                                                                                  PID:4332
                                                                                                • C:\Windows\Explorer.EXE
                                                                                                  C:\Windows\Explorer.EXE
                                                                                                  1⤵
                                                                                                    PID:2648
                                                                                                    • C:\Users\Admin\AppData\Local\Temp\fd39c883d89ee500217adb24c814ef2ad0f5623af993f2fba06915f19e9601f5.exe
                                                                                                      "C:\Users\Admin\AppData\Local\Temp\fd39c883d89ee500217adb24c814ef2ad0f5623af993f2fba06915f19e9601f5.exe"
                                                                                                      2⤵
                                                                                                      • Modifies firewall policy service
                                                                                                      • Drops file in Drivers directory
                                                                                                      • Suspicious behavior: EnumeratesProcesses
                                                                                                      • Suspicious behavior: MapViewOfSection
                                                                                                      • Suspicious use of AdjustPrivilegeToken
                                                                                                      • Suspicious use of WriteProcessMemory
                                                                                                      PID:4884
                                                                                                  • C:\Windows\system32\sihost.exe
                                                                                                    sihost.exe
                                                                                                    1⤵
                                                                                                      PID:2620
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                                      1⤵
                                                                                                        PID:2484
                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                        1⤵
                                                                                                          PID:2464
                                                                                                        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                          "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                          1⤵
                                                                                                            PID:2344
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                            1⤵
                                                                                                              PID:2308
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                                              1⤵
                                                                                                                PID:1692
                                                                                                              • C:\Windows\System32\spoolsv.exe
                                                                                                                C:\Windows\System32\spoolsv.exe
                                                                                                                1⤵
                                                                                                                  PID:1340
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                                  1⤵
                                                                                                                    PID:1884
                                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                                    C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                                                    1⤵
                                                                                                                      PID:1820
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                      1⤵
                                                                                                                        PID:1756
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                                        1⤵
                                                                                                                          PID:1580
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                                          1⤵
                                                                                                                            PID:1476
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                            1⤵
                                                                                                                              PID:1420
                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                              C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                              1⤵
                                                                                                                                PID:1404
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                                1⤵
                                                                                                                                  PID:1288
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                                  1⤵
                                                                                                                                    PID:1244
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                                    1⤵
                                                                                                                                      PID:1180

                                                                                                                                    Network

                                                                                                                                    • flag-us
                                                                                                                                      DNS
                                                                                                                                      ilo.brenz.pl
                                                                                                                                      fd39c883d89ee500217adb24c814ef2ad0f5623af993f2fba06915f19e9601f5.exe
                                                                                                                                      Remote address:
                                                                                                                                      8.8.8.8:53
                                                                                                                                      Request
                                                                                                                                      ilo.brenz.pl
                                                                                                                                      IN A
                                                                                                                                      Response
                                                                                                                                      ilo.brenz.pl
                                                                                                                                      IN A
                                                                                                                                      148.81.111.121
                                                                                                                                    • flag-us
                                                                                                                                      DNS
                                                                                                                                      97.97.242.52.in-addr.arpa
                                                                                                                                      Dnscache
                                                                                                                                      Remote address:
                                                                                                                                      8.8.8.8:53
                                                                                                                                      Request
                                                                                                                                      97.97.242.52.in-addr.arpa
                                                                                                                                      IN PTR
                                                                                                                                      Response
                                                                                                                                    • flag-us
                                                                                                                                      DNS
                                                                                                                                      9.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.3.0.4.0.0.3.0.1.3.0.6.2.ip6.arpa
                                                                                                                                      Dnscache
                                                                                                                                      Remote address:
                                                                                                                                      8.8.8.8:53
                                                                                                                                      Request
                                                                                                                                      9.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.3.0.4.0.0.3.0.1.3.0.6.2.ip6.arpa
                                                                                                                                      IN PTR
                                                                                                                                      Response
                                                                                                                                    • 72.21.81.240:80
                                                                                                                                      92 B
                                                                                                                                      80 B
                                                                                                                                      2
                                                                                                                                      2
                                                                                                                                    • 148.81.111.121:80
                                                                                                                                      ilo.brenz.pl
                                                                                                                                      fd39c883d89ee500217adb24c814ef2ad0f5623af993f2fba06915f19e9601f5.exe
                                                                                                                                      260 B
                                                                                                                                      200 B
                                                                                                                                      5
                                                                                                                                      5
                                                                                                                                    • 72.21.91.29:80
                                                                                                                                      46 B
                                                                                                                                      40 B
                                                                                                                                      1
                                                                                                                                      1
                                                                                                                                    • 72.21.81.240:80
                                                                                                                                      46 B
                                                                                                                                      40 B
                                                                                                                                      1
                                                                                                                                      1
                                                                                                                                    • 209.197.3.8:80
                                                                                                                                      wlidsvc
                                                                                                                                      322 B
                                                                                                                                      7
                                                                                                                                    • 20.189.173.14:443
                                                                                                                                      OfficeClickToRun.exe
                                                                                                                                      322 B
                                                                                                                                      7
                                                                                                                                    • 93.184.221.240:80
                                                                                                                                      CryptSvc
                                                                                                                                      322 B
                                                                                                                                      7
                                                                                                                                    • 93.184.221.240:80
                                                                                                                                      CryptSvc
                                                                                                                                      322 B
                                                                                                                                      7
                                                                                                                                    • 88.221.25.154:80
                                                                                                                                      46 B
                                                                                                                                      40 B
                                                                                                                                      1
                                                                                                                                      1
                                                                                                                                    • 8.8.8.8:53
                                                                                                                                      ilo.brenz.pl
                                                                                                                                      dns
                                                                                                                                      fd39c883d89ee500217adb24c814ef2ad0f5623af993f2fba06915f19e9601f5.exe
                                                                                                                                      58 B
                                                                                                                                      74 B
                                                                                                                                      1
                                                                                                                                      1

                                                                                                                                      DNS Request

                                                                                                                                      ilo.brenz.pl

                                                                                                                                      DNS Response

                                                                                                                                      148.81.111.121

                                                                                                                                    • 8.8.8.8:53
                                                                                                                                      97.97.242.52.in-addr.arpa
                                                                                                                                      dns
                                                                                                                                      Dnscache
                                                                                                                                      71 B
                                                                                                                                      145 B
                                                                                                                                      1
                                                                                                                                      1

                                                                                                                                      DNS Request

                                                                                                                                      97.97.242.52.in-addr.arpa

                                                                                                                                    • 8.8.8.8:53
                                                                                                                                      9.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.3.0.4.0.0.3.0.1.3.0.6.2.ip6.arpa
                                                                                                                                      dns
                                                                                                                                      Dnscache
                                                                                                                                      118 B
                                                                                                                                      204 B
                                                                                                                                      1
                                                                                                                                      1

                                                                                                                                      DNS Request

                                                                                                                                      9.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.3.0.4.0.0.3.0.1.3.0.6.2.ip6.arpa

                                                                                                                                    MITRE ATT&CK Enterprise v6

                                                                                                                                    Replay Monitor

                                                                                                                                    Loading Replay Monitor...

                                                                                                                                    Downloads

                                                                                                                                    • memory/4884-132-0x0000000001000000-0x0000000001010000-memory.dmp

                                                                                                                                      Filesize

                                                                                                                                      64KB

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