Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 16:58

General

  • Target

    f379b9d662d1c02393ec7c314c24c2fa08c2fc95f06b011702494bdcc307f195.exe

  • Size

    235KB

  • MD5

    432c6ad9a018a7fc0ab0295a3f6301e1

  • SHA1

    f8319549a3b95569dac43d441f9cedc2ab931c46

  • SHA256

    f379b9d662d1c02393ec7c314c24c2fa08c2fc95f06b011702494bdcc307f195

  • SHA512

    b8defaa17560119fa72326d40b3ff8d4fc122a6ba849331115ba350f5ffe15148b2e83bed375cdefc98b23395c01e7aac02b2dbcc499df251e0ea6476f02da5a

  • SSDEEP

    3072:hQ2aSiRT2KPCvG19f1sU+WzjEPUE9CJvGoK9Dbd800/knTX2Gh1/QrlX238UsO5n:bayOff1shPoQb2Bsn5UfkhYA

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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 7 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
  • Enumerates connected drives 3 TTPs 16 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:680
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:592
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:312
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            2⤵
              PID:816
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p
            1⤵
              PID:792
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                2⤵
                  PID:3240
                • C:\Windows\System32\RuntimeBroker.exe
                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                  2⤵
                    PID:3412
                  • C:\Windows\System32\RuntimeBroker.exe
                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                    2⤵
                      PID:4804
                    • C:\Windows\system32\SppExtComObj.exe
                      C:\Windows\system32\SppExtComObj.exe -Embedding
                      2⤵
                        PID:3612
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        2⤵
                          PID:4204
                        • C:\Windows\system32\backgroundTaskHost.exe
                          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                          2⤵
                            PID:5080
                          • C:\Windows\system32\backgroundTaskHost.exe
                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                            2⤵
                              PID:5072
                            • C:\Windows\system32\backgroundTaskHost.exe
                              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                              2⤵
                                PID:2200
                              • C:\Windows\system32\wbem\wmiprvse.exe
                                C:\Windows\system32\wbem\wmiprvse.exe
                                2⤵
                                  PID:3252
                                • C:\Windows\system32\DllHost.exe
                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                  2⤵
                                    PID:4476
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    2⤵
                                      PID:3776
                                    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                      2⤵
                                        PID:3488
                                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                        2⤵
                                          PID:3336
                                      • C:\Windows\System32\svchost.exe
                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                        1⤵
                                          PID:692
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                          1⤵
                                            PID:1036
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                            1⤵
                                              PID:932
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                              1⤵
                                                PID:440
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                                1⤵
                                                  PID:956
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k RPCSS -p
                                                  1⤵
                                                    PID:916
                                                  • C:\Windows\system32\svchost.exe
                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                    1⤵
                                                      PID:1128
                                                      • C:\Windows\system32\taskhostw.exe
                                                        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                        2⤵
                                                          PID:2912
                                                      • C:\Windows\System32\svchost.exe
                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                        1⤵
                                                          PID:1204
                                                        • C:\Windows\System32\svchost.exe
                                                          C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                          1⤵
                                                            PID:1440
                                                          • C:\Windows\System32\svchost.exe
                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                            1⤵
                                                              PID:1992
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                              1⤵
                                                                PID:2120
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                1⤵
                                                                  PID:2520
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                  1⤵
                                                                    PID:2760
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                    1⤵
                                                                      PID:1448
                                                                    • C:\Windows\System32\svchost.exe
                                                                      C:\Windows\System32\svchost.exe -k WerSvcGroup
                                                                      1⤵
                                                                        PID:1324
                                                                        • C:\Windows\SysWOW64\WerFault.exe
                                                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4484 -ip 4484
                                                                          2⤵
                                                                            PID:2288
                                                                        • C:\Windows\System32\svchost.exe
                                                                          C:\Windows\System32\svchost.exe -k netsvcs -p
                                                                          1⤵
                                                                            PID:4316
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                                            1⤵
                                                                              PID:3136
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                              1⤵
                                                                                PID:3668
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                1⤵
                                                                                  PID:4324
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                  1⤵
                                                                                    PID:2568
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                    1⤵
                                                                                      PID:1452
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                      1⤵
                                                                                        PID:404
                                                                                      • C:\Windows\Explorer.EXE
                                                                                        C:\Windows\Explorer.EXE
                                                                                        1⤵
                                                                                          PID:2552
                                                                                          • C:\Users\Admin\AppData\Local\Temp\f379b9d662d1c02393ec7c314c24c2fa08c2fc95f06b011702494bdcc307f195.exe
                                                                                            "C:\Users\Admin\AppData\Local\Temp\f379b9d662d1c02393ec7c314c24c2fa08c2fc95f06b011702494bdcc307f195.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
                                                                                            • Enumerates connected drives
                                                                                            • Drops file in Windows directory
                                                                                            • Suspicious behavior: EnumeratesProcesses
                                                                                            • Suspicious behavior: MapViewOfSection
                                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                                            • Suspicious use of WriteProcessMemory
                                                                                            • System policy modification
                                                                                            PID:3900
                                                                                            • C:\Users\Admin\AppData\Local\Temp\f379b9d662d1c02393ec7c314c24c2fa08c2fc95f06b011702494bdcc307f195mgr.exe
                                                                                              C:\Users\Admin\AppData\Local\Temp\f379b9d662d1c02393ec7c314c24c2fa08c2fc95f06b011702494bdcc307f195mgr.exe
                                                                                              3⤵
                                                                                              • Executes dropped EXE
                                                                                              PID:4484
                                                                                              • C:\Windows\SysWOW64\WerFault.exe
                                                                                                C:\Windows\SysWOW64\WerFault.exe -u -p 4484 -s 260
                                                                                                4⤵
                                                                                                • Program crash
                                                                                                PID:1116
                                                                                        • C:\Windows\system32\sihost.exe
                                                                                          sihost.exe
                                                                                          1⤵
                                                                                            PID:2632
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                            1⤵
                                                                                              PID:2580
                                                                                            • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                              "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                              1⤵
                                                                                                PID:2556
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                                1⤵
                                                                                                  PID:2532
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                  1⤵
                                                                                                    PID:2508
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                    1⤵
                                                                                                      PID:2500
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                      1⤵
                                                                                                        PID:2348
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                        1⤵
                                                                                                          PID:2340
                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                          1⤵
                                                                                                            PID:2192
                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                            C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                                            1⤵
                                                                                                              PID:2168
                                                                                                            • C:\Windows\System32\spoolsv.exe
                                                                                                              C:\Windows\System32\spoolsv.exe
                                                                                                              1⤵
                                                                                                                PID:2080
                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                                                1⤵
                                                                                                                  PID:1360
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                                                  1⤵
                                                                                                                    PID:2012
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                                    1⤵
                                                                                                                      PID:1980
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                      1⤵
                                                                                                                        PID:1860
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                                                        1⤵
                                                                                                                          PID:1732
                                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                                          C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                                                          1⤵
                                                                                                                            PID:1724
                                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                                            1⤵
                                                                                                                              PID:1712
                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                              C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                                              1⤵
                                                                                                                                PID:1652
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                                                1⤵
                                                                                                                                  PID:1604
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                                                  1⤵
                                                                                                                                    PID:1508
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                                    1⤵
                                                                                                                                      PID:1424
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                                      1⤵
                                                                                                                                        PID:1364
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                                        1⤵
                                                                                                                                          PID:1304
                                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                                          1⤵
                                                                                                                                            PID:1268
                                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                                            1⤵
                                                                                                                                              PID:1192
                                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                                              1⤵
                                                                                                                                                PID:1052
                                                                                                                                              • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                                "fontdrvhost.exe"
                                                                                                                                                1⤵
                                                                                                                                                  PID:812

                                                                                                                                                Network

                                                                                                                                                MITRE ATT&CK Matrix ATT&CK v6

                                                                                                                                                Persistence

                                                                                                                                                Modify Existing Service

                                                                                                                                                1
                                                                                                                                                T1031

                                                                                                                                                Privilege Escalation

                                                                                                                                                Bypass User Account Control

                                                                                                                                                1
                                                                                                                                                T1088

                                                                                                                                                Defense Evasion

                                                                                                                                                Modify Registry

                                                                                                                                                5
                                                                                                                                                T1112

                                                                                                                                                Bypass User Account Control

                                                                                                                                                1
                                                                                                                                                T1088

                                                                                                                                                Disabling Security Tools

                                                                                                                                                3
                                                                                                                                                T1089

                                                                                                                                                Discovery

                                                                                                                                                System Information Discovery

                                                                                                                                                2
                                                                                                                                                T1082

                                                                                                                                                Query Registry

                                                                                                                                                1
                                                                                                                                                T1012

                                                                                                                                                Peripheral Device Discovery

                                                                                                                                                1
                                                                                                                                                T1120

                                                                                                                                                Replay Monitor

                                                                                                                                                Loading Replay Monitor...

                                                                                                                                                Downloads

                                                                                                                                                • C:\Users\Admin\AppData\Local\Temp\f379b9d662d1c02393ec7c314c24c2fa08c2fc95f06b011702494bdcc307f195mgr.exe
                                                                                                                                                  Filesize

                                                                                                                                                  104KB

                                                                                                                                                  MD5

                                                                                                                                                  efaa22ffce5c3265d85c80b672dd5bb1

                                                                                                                                                  SHA1

                                                                                                                                                  820844bb923da4af260568f2eda9286c54f709b6

                                                                                                                                                  SHA256

                                                                                                                                                  daa5f8f031ab6898fa32bbf04a460e28aad36bd08fe5a1ac6cd9556929a78097

                                                                                                                                                  SHA512

                                                                                                                                                  df5143a64441869fc97a3fa8753670f6f7463bdc3099c66f0b7bfb1faa8e900cccca39031fdc40155487bce90b386bd4c070c97a12cd120ead0596bcc98b4ed8

                                                                                                                                                • C:\Users\Admin\AppData\Local\Temp\f379b9d662d1c02393ec7c314c24c2fa08c2fc95f06b011702494bdcc307f195mgr.exe
                                                                                                                                                  Filesize

                                                                                                                                                  104KB

                                                                                                                                                  MD5

                                                                                                                                                  efaa22ffce5c3265d85c80b672dd5bb1

                                                                                                                                                  SHA1

                                                                                                                                                  820844bb923da4af260568f2eda9286c54f709b6

                                                                                                                                                  SHA256

                                                                                                                                                  daa5f8f031ab6898fa32bbf04a460e28aad36bd08fe5a1ac6cd9556929a78097

                                                                                                                                                  SHA512

                                                                                                                                                  df5143a64441869fc97a3fa8753670f6f7463bdc3099c66f0b7bfb1faa8e900cccca39031fdc40155487bce90b386bd4c070c97a12cd120ead0596bcc98b4ed8

                                                                                                                                                • memory/3900-138-0x0000000002240000-0x00000000032CE000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  16.6MB

                                                                                                                                                • memory/3900-136-0x0000000002240000-0x00000000032CE000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  16.6MB

                                                                                                                                                • memory/3900-132-0x0000000000400000-0x0000000000446000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  280KB

                                                                                                                                                • memory/3900-140-0x0000000000400000-0x0000000000446000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  280KB

                                                                                                                                                • memory/3900-141-0x0000000002240000-0x00000000032CE000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  16.6MB

                                                                                                                                                • memory/3900-144-0x0000000000400000-0x0000000000446000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  280KB

                                                                                                                                                • memory/3900-145-0x0000000002240000-0x00000000032CE000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  16.6MB

                                                                                                                                                • memory/4484-133-0x0000000000000000-mapping.dmp
                                                                                                                                                • memory/4484-137-0x0000000000400000-0x000000000045B000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  364KB

                                                                                                                                                • memory/4484-139-0x000000007FE40000-0x000000007FE4C000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  48KB

                                                                                                                                                • memory/4484-142-0x000000007FE40000-0x000000007FE4C000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  48KB

                                                                                                                                                • memory/4484-143-0x000000007FE40000-0x000000007FE4C000-memory.dmp
                                                                                                                                                  Filesize

                                                                                                                                                  48KB