Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    13-05-2021 12:55

General

  • Target

    b54b4dc749de76520e1b420d16b31bba4863138d28e43ae84ed5e9acff5db4ca.exe

  • Size

    32KB

  • MD5

    b4fe7df04499273f9b972086638c9a31

  • SHA1

    c30dd3596e00729ee4e7581c01eb476a861b0b2b

  • SHA256

    b54b4dc749de76520e1b420d16b31bba4863138d28e43ae84ed5e9acff5db4ca

  • SHA512

    13d3e9766762eab6eda93c4d7ac2fa4d60b9b588fd246258bbe6fbd08c4a07209c36d97471bd4233b6b73b2b00237d3d988ecbb94ffa07675d95bce60d2c385d

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 60 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k dcomlaunch -s PlugPlay
    1⤵
      PID:716
    • c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s Dhcp
      1⤵
        PID:1396
      • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
        "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
        1⤵
          PID:3356
        • c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k localservice -s CDPSvc
          1⤵
            PID:1840
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
            1⤵
              PID:996
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
              1⤵
                PID:3784
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:3560
                • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
                  1⤵
                    PID:3376
                  • C:\Windows\system32\wbem\wmiprvse.exe
                    C:\Windows\system32\wbem\wmiprvse.exe
                    1⤵
                      PID:2976
                    • C:\Windows\Explorer.EXE
                      C:\Windows\Explorer.EXE
                      1⤵
                        PID:1392
                        • C:\Users\Admin\AppData\Local\Temp\b54b4dc749de76520e1b420d16b31bba4863138d28e43ae84ed5e9acff5db4ca.exe
                          "C:\Users\Admin\AppData\Local\Temp\b54b4dc749de76520e1b420d16b31bba4863138d28e43ae84ed5e9acff5db4ca.exe"
                          2⤵
                          • Modifies firewall policy service
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious behavior: MapViewOfSection
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious use of WriteProcessMemory
                          PID:1824
                      • c:\windows\system32\taskhostw.exe
                        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                        1⤵
                          PID:2864
                        • c:\windows\system32\svchost.exe
                          c:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc
                          1⤵
                            PID:2680
                          • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                            "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                            1⤵
                              PID:2600
                            • c:\windows\system32\svchost.exe
                              c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
                              1⤵
                                PID:2592
                                • C:\Windows\system32\wbem\WMIADAP.EXE
                                  wmiadap.exe /F /T /R
                                  2⤵
                                    PID:3900
                                • c:\windows\system32\svchost.exe
                                  c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s TrkWks
                                  1⤵
                                    PID:2584
                                  • c:\windows\system32\sihost.exe
                                    sihost.exe
                                    1⤵
                                      PID:2576
                                    • c:\windows\system32\svchost.exe
                                      c:\windows\system32\svchost.exe -k netsvcs -s WpnService
                                      1⤵
                                        PID:2568
                                      • c:\windows\system32\svchost.exe
                                        c:\windows\system32\svchost.exe -k networkservice -s CryptSvc
                                        1⤵
                                          PID:2500
                                        • c:\windows\system32\svchost.exe
                                          c:\windows\system32\svchost.exe -k netsvcs -s Browser
                                          1⤵
                                            PID:2488
                                          • c:\windows\system32\svchost.exe
                                            c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
                                            1⤵
                                              PID:2340
                                            • c:\windows\system32\svchost.exe
                                              c:\windows\system32\svchost.exe -k networkservicenetworkrestricted -s PolicyAgent
                                              1⤵
                                                PID:2320
                                              • c:\windows\system32\svchost.exe
                                                c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
                                                1⤵
                                                  PID:2304
                                                • C:\Windows\system32\AUDIODG.EXE
                                                  C:\Windows\system32\AUDIODG.EXE 0x3b8
                                                  1⤵
                                                    PID:2276
                                                  • c:\windows\system32\svchost.exe
                                                    c:\windows\system32\svchost.exe -k appmodel -s tiledatamodelsvc
                                                    1⤵
                                                      PID:2148
                                                    • c:\windows\system32\svchost.exe
                                                      c:\windows\system32\svchost.exe -k networkservice -s LanmanWorkstation
                                                      1⤵
                                                        PID:1540
                                                      • C:\Windows\System32\spoolsv.exe
                                                        C:\Windows\System32\spoolsv.exe
                                                        1⤵
                                                          PID:2004
                                                        • c:\windows\system32\svchost.exe
                                                          c:\windows\system32\svchost.exe -k appmodel -s StateRepository
                                                          1⤵
                                                            PID:1876
                                                          • c:\windows\system32\svchost.exe
                                                            c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
                                                            1⤵
                                                              PID:1868
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
                                                              1⤵
                                                                PID:1784
                                                              • C:\Windows\System32\svchost.exe
                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                                                                1⤵
                                                                  PID:1776
                                                                • c:\windows\system32\svchost.exe
                                                                  c:\windows\system32\svchost.exe -k localservice -s netprofm
                                                                  1⤵
                                                                    PID:1736
                                                                  • C:\Windows\System32\svchost.exe
                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                                                                    1⤵
                                                                      PID:1632
                                                                    • c:\windows\system32\svchost.exe
                                                                      c:\windows\system32\svchost.exe -k networkservice -s Dnscache
                                                                      1⤵
                                                                        PID:1564
                                                                      • c:\windows\system32\svchost.exe
                                                                        c:\windows\system32\svchost.exe -k networkservice -s NlaSvc
                                                                        1⤵
                                                                          PID:1548
                                                                        • c:\windows\system32\svchost.exe
                                                                          c:\windows\system32\svchost.exe -k localservice -s FontCache
                                                                          1⤵
                                                                            PID:1492
                                                                          • c:\windows\system32\svchost.exe
                                                                            c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s AudioEndpointBuilder
                                                                            1⤵
                                                                              PID:1476
                                                                            • c:\windows\system32\svchost.exe
                                                                              c:\windows\system32\svchost.exe -k netsvcs -s SENS
                                                                              1⤵
                                                                                PID:1436
                                                                              • c:\windows\system32\svchost.exe
                                                                                c:\windows\system32\svchost.exe -k netsvcs -s UserManager
                                                                                1⤵
                                                                                  PID:1348
                                                                                • c:\windows\system32\svchost.exe
                                                                                  c:\windows\system32\svchost.exe -k localservice -s nsi
                                                                                  1⤵
                                                                                    PID:1304
                                                                                  • c:\windows\system32\svchost.exe
                                                                                    c:\windows\system32\svchost.exe -k netsvcs -s Themes
                                                                                    1⤵
                                                                                      PID:1256
                                                                                    • c:\windows\system32\svchost.exe
                                                                                      c:\windows\system32\svchost.exe -k localservice -s EventSystem
                                                                                      1⤵
                                                                                        PID:1244
                                                                                      • c:\windows\system32\svchost.exe
                                                                                        c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s EventLog
                                                                                        1⤵
                                                                                          PID:1160
                                                                                        • c:\windows\system32\svchost.exe
                                                                                          c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
                                                                                          1⤵
                                                                                            PID:1088
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                                                                            1⤵
                                                                                              PID:1044
                                                                                            • c:\windows\system32\svchost.exe
                                                                                              c:\windows\system32\svchost.exe -k netsvcs -s Schedule
                                                                                              1⤵
                                                                                                PID:948
                                                                                              • c:\windows\system32\svchost.exe
                                                                                                c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s NcbService
                                                                                                1⤵
                                                                                                  PID:684
                                                                                                • c:\windows\system32\svchost.exe
                                                                                                  c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s lmhosts
                                                                                                  1⤵
                                                                                                    PID:480
                                                                                                  • c:\windows\system32\svchost.exe
                                                                                                    c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
                                                                                                    1⤵
                                                                                                      PID:1008
                                                                                                    • C:\Windows\system32\dwm.exe
                                                                                                      "dwm.exe"
                                                                                                      1⤵
                                                                                                        PID:984
                                                                                                      • c:\windows\system32\svchost.exe
                                                                                                        c:\windows\system32\svchost.exe -k dcomlaunch -s LSM
                                                                                                        1⤵
                                                                                                          PID:896
                                                                                                        • c:\windows\system32\svchost.exe
                                                                                                          c:\windows\system32\svchost.exe -k rpcss
                                                                                                          1⤵
                                                                                                            PID:856
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k DcomLaunch
                                                                                                            1⤵
                                                                                                              PID:804
                                                                                                              • C:\Windows\system32\wbem\wmiprvse.exe
                                                                                                                C:\Windows\system32\wbem\wmiprvse.exe -Embedding
                                                                                                                2⤵
                                                                                                                  PID:652
                                                                                                              • C:\Windows\system32\fontdrvhost.exe
                                                                                                                "fontdrvhost.exe"
                                                                                                                1⤵
                                                                                                                  PID:740
                                                                                                                • C:\Windows\system32\fontdrvhost.exe
                                                                                                                  "fontdrvhost.exe"
                                                                                                                  1⤵
                                                                                                                    PID:736
                                                                                                                  • C:\Windows\system32\lsass.exe
                                                                                                                    C:\Windows\system32\lsass.exe
                                                                                                                    1⤵
                                                                                                                      PID:636
                                                                                                                    • C:\Windows\system32\winlogon.exe
                                                                                                                      winlogon.exe
                                                                                                                      1⤵
                                                                                                                        PID:552
                                                                                                                      • \??\c:\windows\system32\svchost.exe
                                                                                                                        c:\windows\system32\svchost.exe -k netsvcs -s BITS
                                                                                                                        1⤵
                                                                                                                          PID:2728
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
                                                                                                                          1⤵
                                                                                                                            PID:1052

                                                                                                                          Network

                                                                                                                          MITRE ATT&CK Matrix ATT&CK v6

                                                                                                                          Persistence

                                                                                                                          Modify Existing Service

                                                                                                                          1
                                                                                                                          T1031

                                                                                                                          Defense Evasion

                                                                                                                          Modify Registry

                                                                                                                          1
                                                                                                                          T1112

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