Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/10/2022, 21:42

General

  • Target

    eacb0cdddbb789453b21a06a9080eb561f26ca80761133eb0d97be269bcef291.exe

  • Size

    1.0MB

  • MD5

    a1836af0a3c5939610eaba6b0369b550

  • SHA1

    84e0560701ce598287ef7e43bcf0c4f1aeb77b21

  • SHA256

    eacb0cdddbb789453b21a06a9080eb561f26ca80761133eb0d97be269bcef291

  • SHA512

    97ce47c2aec715deec512fa8faf1f4d15a4d463f20d34e8e98423e5d3f45e85f163ff5eb008eb3486389dacc92d5214917d9c98882f94353921e6da8b6c73585

  • SSDEEP

    12288:+MuWddCvcm2nRjZpzkbI5SHQBoCCVSpXcpa7815J4bBwiDMMMMMM0rycOrIHsPU1:JuWd6cm2nL56Hhag1uBDMMMMMMLhI2U1

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

http://klkjwre77638dfqwieuoi888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 7 IoCs
  • Modifies system executable filetype association 2 TTPs 4 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
  • UPX packed file 3 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 System32 directory 1 IoCs
  • Drops file in Program Files directory 16 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 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:628
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:384
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            2⤵
              PID:804
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p
            1⤵
              PID:788
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                2⤵
                  PID:3484
                • C:\Windows\system32\backgroundTaskHost.exe
                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                  2⤵
                    PID:2772
                  • C:\Windows\system32\SppExtComObj.exe
                    C:\Windows\system32\SppExtComObj.exe -Embedding
                    2⤵
                      PID:4244
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe
                      2⤵
                        PID:2164
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        2⤵
                          PID:4672
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          2⤵
                            PID:3704
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            2⤵
                              PID:3584
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              2⤵
                                PID:3440
                              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                2⤵
                                  PID:3372
                                • C:\Windows\system32\DllHost.exe
                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                  2⤵
                                    PID:3276
                                  • C:\Windows\system32\DllHost.exe
                                    C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
                                    2⤵
                                      PID:3360
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                    1⤵
                                      PID:964
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k RPCSS -p
                                      1⤵
                                        PID:908
                                      • C:\Windows\system32\fontdrvhost.exe
                                        "fontdrvhost.exe"
                                        1⤵
                                          PID:800
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                          1⤵
                                            PID:444
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                            1⤵
                                              PID:1040
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                              1⤵
                                                PID:1136
                                                • C:\Windows\system32\taskhostw.exe
                                                  taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                  2⤵
                                                    PID:2600
                                                • 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 LocalService -p -s netprofm
                                                    1⤵
                                                      PID:1800
                                                    • C:\Windows\System32\svchost.exe
                                                      C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                      1⤵
                                                        PID:2052
                                                      • C:\Windows\system32\sihost.exe
                                                        sihost.exe
                                                        1⤵
                                                          PID:2404
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                          1⤵
                                                            PID:2368
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                            1⤵
                                                              PID:2360
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                              1⤵
                                                                PID:2444
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                1⤵
                                                                  PID:2684
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                  1⤵
                                                                    PID:2696
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                                    1⤵
                                                                      PID:1720
                                                                    • C:\Windows\System32\svchost.exe
                                                                      C:\Windows\System32\svchost.exe -k WerSvcGroup
                                                                      1⤵
                                                                        PID:2104
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                        1⤵
                                                                          PID:548
                                                                        • C:\Windows\System32\svchost.exe
                                                                          C:\Windows\System32\svchost.exe -k netsvcs -p
                                                                          1⤵
                                                                            PID:4112
                                                                          • C:\Windows\System32\svchost.exe
                                                                            C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                            1⤵
                                                                              PID:1728
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                              1⤵
                                                                                PID:876
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                1⤵
                                                                                  PID:2748
                                                                                • C:\Windows\System32\svchost.exe
                                                                                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                  1⤵
                                                                                    PID:1716
                                                                                  • C:\Windows\system32\svchost.exe
                                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                    1⤵
                                                                                      PID:640
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                      1⤵
                                                                                        PID:1368
                                                                                      • C:\Windows\Explorer.EXE
                                                                                        C:\Windows\Explorer.EXE
                                                                                        1⤵
                                                                                          PID:2864
                                                                                          • C:\Users\Admin\AppData\Local\Temp\eacb0cdddbb789453b21a06a9080eb561f26ca80761133eb0d97be269bcef291.exe
                                                                                            "C:\Users\Admin\AppData\Local\Temp\eacb0cdddbb789453b21a06a9080eb561f26ca80761133eb0d97be269bcef291.exe"
                                                                                            2⤵
                                                                                            • Modifies firewall policy service
                                                                                            • Modifies system executable filetype association
                                                                                            • UAC bypass
                                                                                            • Windows security bypass
                                                                                            • Disables RegEdit via registry modification
                                                                                            • Windows security modification
                                                                                            • Checks whether UAC is enabled
                                                                                            • Drops file in System32 directory
                                                                                            • Drops file in Program Files directory
                                                                                            • Drops file in Windows directory
                                                                                            • Modifies registry class
                                                                                            • Suspicious behavior: EnumeratesProcesses
                                                                                            • Suspicious behavior: GetForegroundWindowSpam
                                                                                            • Suspicious behavior: MapViewOfSection
                                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                                            • Suspicious use of WriteProcessMemory
                                                                                            • System policy modification
                                                                                            PID:1780
                                                                                        • C:\Windows\System32\svchost.exe
                                                                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                          1⤵
                                                                                            PID:2672
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                            1⤵
                                                                                              PID:2648
                                                                                            • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                              "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                              1⤵
                                                                                                PID:2584
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                1⤵
                                                                                                  PID:2576
                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                  1⤵
                                                                                                    PID:2168
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                                    1⤵
                                                                                                      PID:2060
                                                                                                    • C:\Windows\System32\spoolsv.exe
                                                                                                      C:\Windows\System32\spoolsv.exe
                                                                                                      1⤵
                                                                                                        PID:1732
                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                        C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                                        1⤵
                                                                                                          PID:1992
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                                          1⤵
                                                                                                            PID:1944
                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                            1⤵
                                                                                                              PID:1932
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                              1⤵
                                                                                                                PID:1924
                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                                1⤵
                                                                                                                  PID:1784
                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                  C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                                  1⤵
                                                                                                                    PID:1692
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                                                    1⤵
                                                                                                                      PID:1660
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                                      1⤵
                                                                                                                        PID:1644
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                                        1⤵
                                                                                                                          PID:1596
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                                          1⤵
                                                                                                                            PID:1488
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                            1⤵
                                                                                                                              PID:1480
                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                              C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                              1⤵
                                                                                                                                PID:1472
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                                1⤵
                                                                                                                                  PID:1376
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                                  1⤵
                                                                                                                                    PID:1328
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                                    1⤵
                                                                                                                                      PID:1272
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                                      1⤵
                                                                                                                                        PID:1184
                                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                                        1⤵
                                                                                                                                          PID:1056
                                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                                          1⤵
                                                                                                                                            PID:708
                                                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                                            1⤵
                                                                                                                                              PID:828

                                                                                                                                            Network

                                                                                                                                                  MITRE ATT&CK Enterprise v6

                                                                                                                                                  Replay Monitor

                                                                                                                                                  Loading Replay Monitor...

                                                                                                                                                  Downloads

                                                                                                                                                  • memory/1780-132-0x0000000002430000-0x00000000034BE000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    16.6MB

                                                                                                                                                  • memory/1780-133-0x0000000000400000-0x0000000000547000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    1.3MB

                                                                                                                                                  • memory/1780-134-0x0000000002430000-0x00000000034BE000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    16.6MB

                                                                                                                                                  • memory/1780-135-0x0000000002430000-0x00000000034BE000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    16.6MB

                                                                                                                                                  • memory/1780-136-0x0000000000400000-0x0000000000547000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    1.3MB