Analysis

  • max time kernel
    136s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/11/2023, 08:34

General

  • Target

    NEAS.08045718e37a128e1330c126be017980_JC.exe

  • Size

    227KB

  • MD5

    08045718e37a128e1330c126be017980

  • SHA1

    a9c59465288aba377e0946f64f5b453899941a6d

  • SHA256

    a1f7c8c4f7c4b94caa7a42cc14906ed9e84611c7e711ffae2537af0a54a1f401

  • SHA512

    74596834b625b344b46f10e81aef44cfd24ac9f5f089fa1310ebdcd80797d4e23a1beb738e5dbf92ae09b0f54b6c3f16fde88e365e6e09b037b3835658ef3303

  • SSDEEP

    6144:1qHGoq/TMEq2Brw1jF+WYRI1X/SP/7V+tjNR6GS2DW16:14dNEbajYWYC1X/S37VajrSB6

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 7 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k DcomLaunch -p
    1⤵
      PID:796
      • C:\Windows\system32\DllHost.exe
        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
        2⤵
          PID:3704
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          2⤵
            PID:4000
          • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
            "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
            2⤵
              PID:3932
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
              2⤵
                PID:3848
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                2⤵
                  PID:4956
                • C:\Windows\system32\backgroundTaskHost.exe
                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                  2⤵
                    PID:2792
                  • C:\Windows\system32\backgroundTaskHost.exe
                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                    2⤵
                      PID:3080
                    • C:\Windows\system32\backgroundTaskHost.exe
                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                      2⤵
                        PID:3856
                      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                        2⤵
                          PID:3236
                        • C:\Windows\system32\SppExtComObj.exe
                          C:\Windows\system32\SppExtComObj.exe -Embedding
                          2⤵
                            PID:4344
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            2⤵
                              PID:3596
                            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                              2⤵
                                PID:1964
                              • C:\Windows\system32\wbem\unsecapp.exe
                                C:\Windows\system32\wbem\unsecapp.exe -Embedding
                                2⤵
                                  PID:2668
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  2⤵
                                    PID:1856
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    2⤵
                                      PID:2448
                                  • C:\Windows\system32\fontdrvhost.exe
                                    "fontdrvhost.exe"
                                    1⤵
                                      PID:804
                                    • C:\Windows\system32\dwm.exe
                                      "dwm.exe"
                                      1⤵
                                        PID:336
                                      • 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 netsvcs -p -s Schedule
                                          1⤵
                                            PID:1152
                                            • C:\Windows\system32\MusNotification.exe
                                              C:\Windows\system32\MusNotification.exe
                                              2⤵
                                                PID:4876
                                              • C:\Windows\system32\taskhostw.exe
                                                taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                2⤵
                                                  PID:2796
                                              • C:\Windows\System32\svchost.exe
                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                1⤵
                                                  PID:1256
                                                • C:\Windows\System32\svchost.exe
                                                  C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                  1⤵
                                                    PID:1408
                                                  • C:\Windows\System32\svchost.exe
                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                    1⤵
                                                      PID:1656
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                      1⤵
                                                        PID:1688
                                                      • C:\Windows\System32\svchost.exe
                                                        C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                        1⤵
                                                          PID:1816
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                          1⤵
                                                            PID:2580
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                            1⤵
                                                              PID:2592
                                                            • C:\Windows\System32\svchost.exe
                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                              1⤵
                                                                PID:2572
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                1⤵
                                                                  PID:2548
                                                                • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                  "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                  1⤵
                                                                    PID:3380
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
                                                                    1⤵
                                                                      PID:4948
                                                                    • C:\Windows\System32\svchost.exe
                                                                      C:\Windows\System32\svchost.exe -k netsvcs -p
                                                                      1⤵
                                                                        PID:4056
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo
                                                                        1⤵
                                                                          PID:4040
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                          1⤵
                                                                            PID:2008
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                            1⤵
                                                                              PID:4552
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                              1⤵
                                                                                PID:3424
                                                                              • C:\Windows\System32\svchost.exe
                                                                                C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                1⤵
                                                                                  PID:2700
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                  1⤵
                                                                                    PID:3464
                                                                                  • C:\Windows\Explorer.EXE
                                                                                    C:\Windows\Explorer.EXE
                                                                                    1⤵
                                                                                      PID:3284
                                                                                      • C:\Users\Admin\AppData\Local\Temp\NEAS.08045718e37a128e1330c126be017980_JC.exe
                                                                                        "C:\Users\Admin\AppData\Local\Temp\NEAS.08045718e37a128e1330c126be017980_JC.exe"
                                                                                        2⤵
                                                                                        • Modifies firewall policy service
                                                                                        • Suspicious behavior: EnumeratesProcesses
                                                                                        • Suspicious behavior: MapViewOfSection
                                                                                        • Suspicious use of AdjustPrivilegeToken
                                                                                        • Suspicious use of UnmapMainImage
                                                                                        • Suspicious use of WriteProcessMemory
                                                                                        PID:2200
                                                                                        • C:\Users\Admin\AppData\Local\Temp\NEAS.08045718e37a128e1330c126be017980_JCmgr.exe
                                                                                          C:\Users\Admin\AppData\Local\Temp\NEAS.08045718e37a128e1330c126be017980_JCmgr.exe
                                                                                          3⤵
                                                                                          • Executes dropped EXE
                                                                                          • Drops file in Program Files directory
                                                                                          • Suspicious use of AdjustPrivilegeToken
                                                                                          • Suspicious use of UnmapMainImage
                                                                                          PID:564
                                                                                          • C:\Windows\SysWOW64\WerFault.exe
                                                                                            C:\Windows\SysWOW64\WerFault.exe -u -p 564 -s 256
                                                                                            4⤵
                                                                                            • Program crash
                                                                                            PID:2136
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                      1⤵
                                                                                        PID:3140
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                                        1⤵
                                                                                          PID:2908
                                                                                        • C:\Windows\sysmon.exe
                                                                                          C:\Windows\sysmon.exe
                                                                                          1⤵
                                                                                            PID:2540
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                            1⤵
                                                                                              PID:2512
                                                                                            • C:\Windows\system32\sihost.exe
                                                                                              sihost.exe
                                                                                              1⤵
                                                                                                PID:2488
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                1⤵
                                                                                                  PID:2460
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                  1⤵
                                                                                                    PID:2332
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                    1⤵
                                                                                                      PID:2324
                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                      1⤵
                                                                                                        PID:2144
                                                                                                      • C:\Windows\System32\spoolsv.exe
                                                                                                        C:\Windows\System32\spoolsv.exe
                                                                                                        1⤵
                                                                                                          PID:1020
                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                          C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                                          1⤵
                                                                                                            PID:1992
                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                            1⤵
                                                                                                              PID:1924
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                              1⤵
                                                                                                                PID:1916
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                                                1⤵
                                                                                                                  PID:1880
                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                  C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                                                  1⤵
                                                                                                                    PID:1872
                                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                    1⤵
                                                                                                                      PID:1796
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                                      1⤵
                                                                                                                        PID:1744
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                                        1⤵
                                                                                                                          PID:1632
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                                          1⤵
                                                                                                                            PID:1572
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                            1⤵
                                                                                                                              PID:1476
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                              1⤵
                                                                                                                                PID:1400
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                                1⤵
                                                                                                                                  PID:1392
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                                  1⤵
                                                                                                                                    PID:1324
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                                    1⤵
                                                                                                                                      PID:1204
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                                                                                                      1⤵
                                                                                                                                        PID:1072
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                                        1⤵
                                                                                                                                          PID:1060
                                                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                                          1⤵
                                                                                                                                            PID:1032
                                                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                                            1⤵
                                                                                                                                              PID:668
                                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                                              C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                                                                                                                              1⤵
                                                                                                                                                PID:972
                                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                                C:\Windows\system32\svchost.exe -k RPCSS -p
                                                                                                                                                1⤵
                                                                                                                                                  PID:916
                                                                                                                                                • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                                  "fontdrvhost.exe"
                                                                                                                                                  1⤵
                                                                                                                                                    PID:808
                                                                                                                                                  • C:\Windows\system32\lsass.exe
                                                                                                                                                    C:\Windows\system32\lsass.exe
                                                                                                                                                    1⤵
                                                                                                                                                      PID:688
                                                                                                                                                    • C:\Windows\system32\winlogon.exe
                                                                                                                                                      winlogon.exe
                                                                                                                                                      1⤵
                                                                                                                                                        PID:632
                                                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                                                        C:\Windows\System32\svchost.exe -k WerSvcGroup
                                                                                                                                                        1⤵
                                                                                                                                                          PID:2292
                                                                                                                                                          • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                                            C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 564 -ip 564
                                                                                                                                                            2⤵
                                                                                                                                                              PID:944
                                                                                                                                                            • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                                              C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 564 -ip 564
                                                                                                                                                              2⤵
                                                                                                                                                                PID:4404

                                                                                                                                                            Network

                                                                                                                                                                  MITRE ATT&CK Enterprise v15

                                                                                                                                                                  Replay Monitor

                                                                                                                                                                  Loading Replay Monitor...

                                                                                                                                                                  Downloads

                                                                                                                                                                  • C:\Users\Admin\AppData\Local\Temp\NEAS.08045718e37a128e1330c126be017980_JCmgr.exe

                                                                                                                                                                    Filesize

                                                                                                                                                                    60KB

                                                                                                                                                                    MD5

                                                                                                                                                                    cd963c64ad0bea4ca85a4819f6eefed1

                                                                                                                                                                    SHA1

                                                                                                                                                                    d9cd6316cf3c6ce5ceec9694c2debc7b7981775f

                                                                                                                                                                    SHA256

                                                                                                                                                                    33c4b715dc8b183dff9aac65cc42c7f2c70658580b8e3d449878251482a5d906

                                                                                                                                                                    SHA512

                                                                                                                                                                    f7cd12c57eff3acf7c89b0e7b55dfa81623618a65d6c49b490c199cfe63ae9e858f2681c8ef1425d1e4b25f7b0bbd6d4a9d9788956c23f52fece3d5d79b5907e

                                                                                                                                                                  • C:\Users\Admin\AppData\Local\Temp\NEAS.08045718e37a128e1330c126be017980_JCmgr.exe

                                                                                                                                                                    Filesize

                                                                                                                                                                    60KB

                                                                                                                                                                    MD5

                                                                                                                                                                    cd963c64ad0bea4ca85a4819f6eefed1

                                                                                                                                                                    SHA1

                                                                                                                                                                    d9cd6316cf3c6ce5ceec9694c2debc7b7981775f

                                                                                                                                                                    SHA256

                                                                                                                                                                    33c4b715dc8b183dff9aac65cc42c7f2c70658580b8e3d449878251482a5d906

                                                                                                                                                                    SHA512

                                                                                                                                                                    f7cd12c57eff3acf7c89b0e7b55dfa81623618a65d6c49b490c199cfe63ae9e858f2681c8ef1425d1e4b25f7b0bbd6d4a9d9788956c23f52fece3d5d79b5907e

                                                                                                                                                                  • memory/564-23-0x0000000000400000-0x0000000000421000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    132KB

                                                                                                                                                                  • memory/564-27-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    48KB

                                                                                                                                                                  • memory/564-25-0x0000000000400000-0x0000000000421000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    132KB

                                                                                                                                                                  • memory/564-22-0x0000000000400000-0x0000000000421000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    132KB

                                                                                                                                                                  • memory/2200-6-0x0000000076F22000-0x0000000076F23000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    4KB

                                                                                                                                                                  • memory/2200-8-0x0000000000400000-0x0000000000421000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    132KB

                                                                                                                                                                  • memory/2200-13-0x0000000000400000-0x0000000000421000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    132KB

                                                                                                                                                                  • memory/2200-17-0x0000000000400000-0x0000000000421000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    132KB

                                                                                                                                                                  • memory/2200-16-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    48KB

                                                                                                                                                                  • memory/2200-20-0x00000000009D0000-0x00000000009D1000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    4KB

                                                                                                                                                                  • memory/2200-10-0x0000000000400000-0x0000000000421000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    132KB

                                                                                                                                                                  • memory/2200-7-0x0000000076F23000-0x0000000076F24000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    4KB

                                                                                                                                                                  • memory/2200-0-0x0000000000400000-0x000000000044D000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    308KB

                                                                                                                                                                  • memory/2200-5-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                                    Filesize

                                                                                                                                                                    48KB