Analysis

  • max time kernel
    171s
  • max time network
    198s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2022 11:13

General

  • Target

    b093d3f3f9585c8e3f8177807b7a65770560705fbebf4a8d9fec9ccf6c5ba981.exe

  • Size

    436KB

  • MD5

    6527c52c774bd647a0333e3096aeeb62

  • SHA1

    f3b0a6739fb9eec86c6d4e92a65f80741cb183b6

  • SHA256

    b093d3f3f9585c8e3f8177807b7a65770560705fbebf4a8d9fec9ccf6c5ba981

  • SHA512

    88a5dd9e00281cef00961a276643b562f65a47e5fe00ca5f2b13be0938f984dcfc69fe50edc25e7d92188f5acc14ad4cd6972c4e3b364222e14b004a5b1b5232

  • SSDEEP

    12288:bDbBU7GbWHudH31NKhxa3eteZzf8dyN1vZnO3ReV2vdZ1:IGbHd1EbpttyNzO02H1

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

http://klkjwre77638dfqwieuoi888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 7 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Drops file in Drivers directory 1 IoCs
  • UPX packed file 5 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:796
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:64
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
        1⤵
          PID:1096
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
          1⤵
            PID:1788
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
              PID:4244
            • C:\Windows\system32\backgroundTaskHost.exe
              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
              1⤵
                PID:3688
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                1⤵
                  PID:1056
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                  1⤵
                    PID:3540
                  • C:\Windows\system32\SppExtComObj.exe
                    C:\Windows\system32\SppExtComObj.exe -Embedding
                    1⤵
                      PID:2912
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                      1⤵
                        PID:788
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                        1⤵
                          PID:4944
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                          1⤵
                            PID:4704
                          • C:\Windows\System32\svchost.exe
                            C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                            1⤵
                              PID:4532
                            • C:\Windows\System32\svchost.exe
                              C:\Windows\System32\svchost.exe -k netsvcs -p
                              1⤵
                                PID:4076
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4600
                                • C:\Windows\system32\DllHost.exe
                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                  1⤵
                                    PID:4012
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:3744
                                    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                      1⤵
                                        PID:3564
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:3472
                                        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                          1⤵
                                            PID:3404
                                          • C:\Windows\system32\DllHost.exe
                                            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                            1⤵
                                              PID:3304
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                              1⤵
                                                PID:3096
                                              • C:\Windows\Explorer.EXE
                                                C:\Windows\Explorer.EXE
                                                1⤵
                                                  PID:676
                                                  • C:\Users\Admin\AppData\Local\Temp\b093d3f3f9585c8e3f8177807b7a65770560705fbebf4a8d9fec9ccf6c5ba981.exe
                                                    "C:\Users\Admin\AppData\Local\Temp\b093d3f3f9585c8e3f8177807b7a65770560705fbebf4a8d9fec9ccf6c5ba981.exe"
                                                    2⤵
                                                    • Modifies firewall policy service
                                                    • UAC bypass
                                                    • Windows security bypass
                                                    • Disables RegEdit via registry modification
                                                    • Drops file in Drivers directory
                                                    • Windows security modification
                                                    • Checks whether UAC is enabled
                                                    • Drops file in Windows directory
                                                    • Suspicious behavior: EnumeratesProcesses
                                                    • Suspicious behavior: MapViewOfSection
                                                    • Suspicious use of AdjustPrivilegeToken
                                                    • Suspicious use of WriteProcessMemory
                                                    • System policy modification
                                                    PID:2556
                                                • C:\Windows\system32\taskhostw.exe
                                                  taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                  1⤵
                                                    PID:2872
                                                  • C:\Windows\system32\svchost.exe
                                                    C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                    1⤵
                                                      PID:2768
                                                    • C:\Windows\system32\sihost.exe
                                                      sihost.exe
                                                      1⤵
                                                        PID:2760
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                        1⤵
                                                          PID:2520
                                                        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                          "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                          1⤵
                                                            PID:2504
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                            1⤵
                                                              PID:2436
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                              1⤵
                                                                PID:2404
                                                              • C:\Windows\System32\svchost.exe
                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                1⤵
                                                                  PID:2396
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                  1⤵
                                                                    PID:2364
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                    1⤵
                                                                      PID:2304
                                                                    • 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 LocalServiceNetworkRestricted -s RmSvc
                                                                        1⤵
                                                                          PID:2140
                                                                        • C:\Windows\System32\svchost.exe
                                                                          C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                          1⤵
                                                                            PID:1784
                                                                          • C:\Windows\System32\spoolsv.exe
                                                                            C:\Windows\System32\spoolsv.exe
                                                                            1⤵
                                                                              PID:1200
                                                                            • 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:1916
                                                                                • C:\Windows\System32\svchost.exe
                                                                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                  1⤵
                                                                                    PID:1896
                                                                                  • C:\Windows\system32\svchost.exe
                                                                                    C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                    1⤵
                                                                                      PID:1888
                                                                                    • 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:1744
                                                                                        • C:\Windows\System32\svchost.exe
                                                                                          C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                          1⤵
                                                                                            PID:1732
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                            1⤵
                                                                                              PID:1616
                                                                                            • C:\Windows\System32\svchost.exe
                                                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                              1⤵
                                                                                                PID:1592
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                1⤵
                                                                                                  PID:1528
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                  1⤵
                                                                                                    PID:1512
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                    1⤵
                                                                                                      PID:1400
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                      1⤵
                                                                                                        PID:1372
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                        1⤵
                                                                                                          PID:1364
                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                          C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                          1⤵
                                                                                                            PID:1324
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                            1⤵
                                                                                                              PID:1300
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                                                                              1⤵
                                                                                                                PID:1264
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                1⤵
                                                                                                                  PID:1168
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                                                                                  1⤵
                                                                                                                    PID:1064
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                    1⤵
                                                                                                                      PID:988
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                      1⤵
                                                                                                                        PID:916
                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                        1⤵
                                                                                                                          PID:752
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                                                                                                          1⤵
                                                                                                                            PID:428
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                                                                                                            1⤵
                                                                                                                              PID:952
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k RPCSS -p
                                                                                                                              1⤵
                                                                                                                                PID:900
                                                                                                                              • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                "fontdrvhost.exe"
                                                                                                                                1⤵
                                                                                                                                  PID:804
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k DcomLaunch -p
                                                                                                                                  1⤵
                                                                                                                                    PID:776
                                                                                                                                    • C:\Windows\system32\wbem\wmiprvse.exe
                                                                                                                                      C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
                                                                                                                                      2⤵
                                                                                                                                        PID:2328
                                                                                                                                    • C:\Windows\system32\lsass.exe
                                                                                                                                      C:\Windows\system32\lsass.exe
                                                                                                                                      1⤵
                                                                                                                                        PID:668
                                                                                                                                      • C:\Windows\system32\winlogon.exe
                                                                                                                                        winlogon.exe
                                                                                                                                        1⤵
                                                                                                                                          PID:608

                                                                                                                                        Network

                                                                                                                                        MITRE ATT&CK Enterprise v6

                                                                                                                                        Replay Monitor

                                                                                                                                        Loading Replay Monitor...

                                                                                                                                        Downloads

                                                                                                                                        • memory/2556-132-0x00000000023A0000-0x000000000342E000-memory.dmp

                                                                                                                                          Filesize

                                                                                                                                          16.6MB

                                                                                                                                        • memory/2556-133-0x0000000000400000-0x0000000000485000-memory.dmp

                                                                                                                                          Filesize

                                                                                                                                          532KB

                                                                                                                                        • memory/2556-134-0x00000000023A0000-0x000000000342E000-memory.dmp

                                                                                                                                          Filesize

                                                                                                                                          16.6MB

                                                                                                                                        • memory/2556-135-0x0000000000400000-0x0000000000485000-memory.dmp

                                                                                                                                          Filesize

                                                                                                                                          532KB

                                                                                                                                        • memory/2556-136-0x00000000023A0000-0x000000000342E000-memory.dmp

                                                                                                                                          Filesize

                                                                                                                                          16.6MB