Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-05-2024 22:35

General

  • Target

    6820018b96828ea11d46717babce7866107d6a9f8696d2ea30e4cc24b7738083.exe

  • Size

    1.8MB

  • MD5

    2cb81b12de4a87139a4c19468341780c

  • SHA1

    22897ebc0a9dfc67cb6bb985253e73338f844192

  • SHA256

    6820018b96828ea11d46717babce7866107d6a9f8696d2ea30e4cc24b7738083

  • SHA512

    c1c586019e8e1e4ecb41991e34284881e5113903f0209259c271b62e894e708660a715b8787ab6659213f2fba4b0fbc13cdf866e529c7c938bc2c86586059b7d

  • SSDEEP

    49152:ujZxx4CnLdGOTalVz9vKxRwblCvQ3g7c39j5JMX/ECZViEJkT:SDmPNB8I3g7cNjnMPXZVET

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/

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
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 6 IoCs
  • UPX dump on OEP (original entry point) 10 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 9 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:612
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        2⤵
          PID:784
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:336
        • C:\Windows\system32\lsass.exe
          C:\Windows\system32\lsass.exe
          1⤵
            PID:672
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            1⤵
              PID:776
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k DcomLaunch -p
              1⤵
                PID:792
                • C:\Windows\system32\wbem\unsecapp.exe
                  C:\Windows\system32\wbem\unsecapp.exe -Embedding
                  2⤵
                    PID:2932
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    2⤵
                      PID:3820
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      2⤵
                        PID:3912
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        2⤵
                          PID:3980
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          2⤵
                            PID:4064
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            2⤵
                              PID:4156
                            • C:\Windows\system32\SppExtComObj.exe
                              C:\Windows\system32\SppExtComObj.exe -Embedding
                              2⤵
                                PID:4752
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                2⤵
                                  PID:2760
                                • 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:2336
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    2⤵
                                      PID:3672
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      2⤵
                                        PID:3100
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k RPCSS -p
                                      1⤵
                                        PID:900
                                      • 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 netsvcs -p -s gpsvc
                                          1⤵
                                            PID:528
                                          • C:\Windows\System32\svchost.exe
                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                            1⤵
                                              PID:1044
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                              1⤵
                                                PID:1068
                                              • C:\Windows\System32\svchost.exe
                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                1⤵
                                                  PID:1076
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                  1⤵
                                                    PID:1084
                                                  • C:\Windows\system32\svchost.exe
                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                    1⤵
                                                      PID:1204
                                                      • C:\Windows\system32\taskhostw.exe
                                                        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                        2⤵
                                                          PID:2712
                                                        • C:\Windows\system32\MusNotification.exe
                                                          C:\Windows\system32\MusNotification.exe
                                                          2⤵
                                                            PID:3612
                                                        • C:\Windows\System32\svchost.exe
                                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                          1⤵
                                                            PID:1216
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                            1⤵
                                                              PID:1316
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                              1⤵
                                                                PID:1352
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                1⤵
                                                                  PID:1396
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                  1⤵
                                                                    PID:1460
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                    1⤵
                                                                      PID:1468
                                                                      • C:\Windows\system32\sihost.exe
                                                                        sihost.exe
                                                                        2⤵
                                                                          PID:2936
                                                                      • C:\Windows\System32\svchost.exe
                                                                        C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                        1⤵
                                                                          PID:1508
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                          1⤵
                                                                            PID:1516
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                            1⤵
                                                                              PID:1648
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                              1⤵
                                                                                PID:1712
                                                                              • C:\Windows\System32\svchost.exe
                                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                1⤵
                                                                                  PID:1728
                                                                                • C:\Windows\System32\svchost.exe
                                                                                  C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                  1⤵
                                                                                    PID:1824
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                    1⤵
                                                                                      PID:1836
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                      1⤵
                                                                                        PID:1952
                                                                                      • C:\Windows\System32\svchost.exe
                                                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                        1⤵
                                                                                          PID:1960
                                                                                        • C:\Windows\system32\svchost.exe
                                                                                          C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                          1⤵
                                                                                            PID:1988
                                                                                          • C:\Windows\System32\svchost.exe
                                                                                            C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                            1⤵
                                                                                              PID:2008
                                                                                            • C:\Windows\System32\spoolsv.exe
                                                                                              C:\Windows\System32\spoolsv.exe
                                                                                              1⤵
                                                                                                PID:1736
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                                1⤵
                                                                                                  PID:2092
                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                  C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                                  1⤵
                                                                                                    PID:2168
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                                    1⤵
                                                                                                      PID:2196
                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                      1⤵
                                                                                                        PID:2308
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                        1⤵
                                                                                                          PID:2488
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                          1⤵
                                                                                                            PID:2496
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                            1⤵
                                                                                                              PID:2604
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                                              1⤵
                                                                                                                PID:2628
                                                                                                              • C:\Windows\sysmon.exe
                                                                                                                C:\Windows\sysmon.exe
                                                                                                                1⤵
                                                                                                                  PID:2688
                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                                  1⤵
                                                                                                                    PID:2696
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                                                    1⤵
                                                                                                                      PID:2728
                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                      C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                                                      1⤵
                                                                                                                        PID:3064
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                                                                        1⤵
                                                                                                                          PID:948
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                                                          1⤵
                                                                                                                            PID:3368
                                                                                                                          • C:\Windows\Explorer.EXE
                                                                                                                            C:\Windows\Explorer.EXE
                                                                                                                            1⤵
                                                                                                                              PID:3452
                                                                                                                              • C:\Users\Admin\AppData\Local\Temp\6820018b96828ea11d46717babce7866107d6a9f8696d2ea30e4cc24b7738083.exe
                                                                                                                                "C:\Users\Admin\AppData\Local\Temp\6820018b96828ea11d46717babce7866107d6a9f8696d2ea30e4cc24b7738083.exe"
                                                                                                                                2⤵
                                                                                                                                • Modifies firewall policy service
                                                                                                                                • UAC bypass
                                                                                                                                • Windows security bypass
                                                                                                                                • Windows security modification
                                                                                                                                • Checks whether UAC is enabled
                                                                                                                                • Drops file in Windows directory
                                                                                                                                • Suspicious use of WriteProcessMemory
                                                                                                                                • System policy modification
                                                                                                                                PID:2852
                                                                                                                                • C:\Users\Admin\AppData\Local\Temp\6820018b96828ea11d46717babce7866107d6a9f8696d2ea30e4cc24b7738083mgr.exe
                                                                                                                                  C:\Users\Admin\AppData\Local\Temp\6820018b96828ea11d46717babce7866107d6a9f8696d2ea30e4cc24b7738083mgr.exe
                                                                                                                                  3⤵
                                                                                                                                  • Modifies firewall policy service
                                                                                                                                  • Executes dropped EXE
                                                                                                                                  • Suspicious behavior: EnumeratesProcesses
                                                                                                                                  • Suspicious behavior: MapViewOfSection
                                                                                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                                                                                  • Suspicious use of WriteProcessMemory
                                                                                                                                  PID:1200
                                                                                                                                  • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                    C:\Windows\SysWOW64\WerFault.exe -u -p 1200 -s 708
                                                                                                                                    4⤵
                                                                                                                                    • Program crash
                                                                                                                                    PID:112
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                                                              1⤵
                                                                                                                                PID:3660
                                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                                C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                                                                1⤵
                                                                                                                                  PID:4560
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                                                                  1⤵
                                                                                                                                    PID:3668
                                                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                                                                    1⤵
                                                                                                                                      PID:1436
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                                                                      1⤵
                                                                                                                                        PID:2736
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                                                        1⤵
                                                                                                                                          PID:1452
                                                                                                                                        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                                                          "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                                                          1⤵
                                                                                                                                            PID:1912
                                                                                                                                          • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                            C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1200 -ip 1200
                                                                                                                                            1⤵
                                                                                                                                              PID:3308

                                                                                                                                            Network

                                                                                                                                            MITRE ATT&CK Enterprise v15

                                                                                                                                            Replay Monitor

                                                                                                                                            Loading Replay Monitor...

                                                                                                                                            Downloads

                                                                                                                                            • C:\Users\Admin\AppData\Local\Temp\6820018b96828ea11d46717babce7866107d6a9f8696d2ea30e4cc24b7738083mgr.exe

                                                                                                                                              Filesize

                                                                                                                                              544KB

                                                                                                                                              MD5

                                                                                                                                              6b8b94ae97f88bc135ee03f4ef564342

                                                                                                                                              SHA1

                                                                                                                                              3688ace742ab4b7fe09229f2fc0ef8f981d6fad3

                                                                                                                                              SHA256

                                                                                                                                              9997199b5fc19b8c420cf7b04dc5377d7f20a7b6caf0c16a5dcaa553b68e2435

                                                                                                                                              SHA512

                                                                                                                                              a69cb767318604b4f954bf357e18e78401601a2ecc7183a591e33e3af521c112d26168277be1c5669295a6f89c3bf073b65388465dbe9bfeba68f2374b7a3779

                                                                                                                                            • memory/1200-22-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/1200-5-0x0000000000400000-0x00000000004C2000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              776KB

                                                                                                                                            • memory/1200-29-0x0000000000400000-0x00000000004C2000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              776KB

                                                                                                                                            • memory/1200-25-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/1200-24-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/1200-23-0x0000000000690000-0x0000000000691000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              4KB

                                                                                                                                            • memory/1200-19-0x0000000077522000-0x0000000077523000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              4KB

                                                                                                                                            • memory/1200-20-0x0000000077523000-0x0000000077524000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              4KB

                                                                                                                                            • memory/1200-21-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/1200-18-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/2852-10-0x0000000002540000-0x00000000035CE000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              16.6MB

                                                                                                                                            • memory/2852-8-0x0000000002540000-0x00000000035CE000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              16.6MB

                                                                                                                                            • memory/2852-9-0x0000000002540000-0x00000000035CE000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              16.6MB

                                                                                                                                            • memory/2852-13-0x0000000002540000-0x00000000035CE000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              16.6MB

                                                                                                                                            • memory/2852-17-0x0000000000400000-0x00000000005E6000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              1.9MB

                                                                                                                                            • memory/2852-15-0x0000000002540000-0x00000000035CE000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              16.6MB

                                                                                                                                            • memory/2852-6-0x0000000002540000-0x00000000035CE000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              16.6MB

                                                                                                                                            • memory/2852-1-0x0000000000400000-0x00000000005E6000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              1.9MB