Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2022, 23:31

General

  • Target
    9a5500635e52f337b73aa139357234ef031a762b6f4d0f21b092ca9e31308148.exe
  • Size 1014KB
  • Sample221010-3hsqtaeaf3
  • SHA256 9a5500635e52f337b73aa139357234ef031a762b6f4d0f21b092ca9e31308148
  • MD5 SHA1 SHA512 SSDEEP

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

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • 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
  • UPX packed file 3 IoCs

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

  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

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

  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • 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.

  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 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:656
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:760
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
        1⤵
          PID:716
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
          1⤵
            PID:2588
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
              PID:3392
            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
              1⤵
                PID:3328
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                1⤵
                  PID:3236
                • C:\Windows\system32\SppExtComObj.exe
                  C:\Windows\system32\SppExtComObj.exe -Embedding
                  1⤵
                    PID:1784
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                    1⤵
                      PID:2972
                    • C:\Windows\System32\svchost.exe
                      C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                      1⤵
                        PID:3232
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4936
                        • C:\Windows\system32\backgroundTaskHost.exe
                          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                          1⤵
                            PID:4444
                          • C:\Windows\System32\svchost.exe
                            C:\Windows\System32\svchost.exe -k WerSvcGroup
                            1⤵
                              PID:64
                            • C:\Windows\System32\svchost.exe
                              C:\Windows\System32\svchost.exe -k netsvcs -p
                              1⤵
                                PID:4792
                              • C:\Windows\system32\wbem\wmiprvse.exe
                                C:\Windows\system32\wbem\wmiprvse.exe
                                1⤵
                                  PID:4700
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                  1⤵
                                    PID:2368
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                    1⤵
                                      PID:3300
                                    • C:\Windows\System32\svchost.exe
                                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                      1⤵
                                        PID:728
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                        1⤵
                                          PID:3512
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:4664
                                          • C:\Windows\system32\DllHost.exe
                                            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                            1⤵
                                              PID:4388
                                            • C:\Windows\System32\RuntimeBroker.exe
                                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                                              1⤵
                                                PID:3676
                                              • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                1⤵
                                                  PID:3492
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                  1⤵
                                                    PID:756
                                                  • C:\Windows\Explorer.EXE
                                                    C:\Windows\Explorer.EXE
                                                    1⤵
                                                      PID:3060
                                                      • C:\Users\Admin\AppData\Local\Temp\9a5500635e52f337b73aa139357234ef031a762b6f4d0f21b092ca9e31308148.exe
                                                        "C:\Users\Admin\AppData\Local\Temp\9a5500635e52f337b73aa139357234ef031a762b6f4d0f21b092ca9e31308148.exe"
                                                        2⤵
                                                        • Modifies firewall policy service
                                                        • UAC bypass
                                                        • Windows security bypass
                                                        • Checks BIOS information in registry
                                                        • Windows security modification
                                                        • Checks whether UAC is enabled
                                                        • Enumerates connected drives
                                                        • Drops autorun.inf file
                                                        • Drops file in Windows directory
                                                        • Checks processor information in registry
                                                        • Enumerates system info in registry
                                                        • Suspicious behavior: EnumeratesProcesses
                                                        • Suspicious behavior: MapViewOfSection
                                                        • Suspicious use of AdjustPrivilegeToken
                                                        • Suspicious use of WriteProcessMemory
                                                        • System policy modification
                                                        PID:4844
                                                    • C:\Windows\system32\taskhostw.exe
                                                      taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                      1⤵
                                                        PID:2652
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                        1⤵
                                                          PID:2604
                                                        • C:\Windows\System32\svchost.exe
                                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                          1⤵
                                                            PID:2576
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                            1⤵
                                                              PID:2564
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                              1⤵
                                                                PID:2504
                                                              • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                1⤵
                                                                  PID:2496
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                  1⤵
                                                                    PID:2460
                                                                  • C:\Windows\system32\sihost.exe
                                                                    sihost.exe
                                                                    1⤵
                                                                      PID:2444
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                      1⤵
                                                                        PID:2324
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                        1⤵
                                                                          PID:2312
                                                                        • C:\Windows\System32\svchost.exe
                                                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                          1⤵
                                                                            PID:2148
                                                                          • C:\Windows\System32\svchost.exe
                                                                            C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                            1⤵
                                                                              PID:2112
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                              1⤵
                                                                                PID:1260
                                                                              • C:\Windows\System32\spoolsv.exe
                                                                                C:\Windows\System32\spoolsv.exe
                                                                                1⤵
                                                                                  PID:1620
                                                                                • C:\Windows\System32\svchost.exe
                                                                                  C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                  1⤵
                                                                                    PID:2004
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                    1⤵
                                                                                      PID:1920
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                      1⤵
                                                                                        PID:1904
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                        1⤵
                                                                                          PID:1892
                                                                                        • C:\Windows\System32\svchost.exe
                                                                                          C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                          1⤵
                                                                                            PID:1792
                                                                                          • C:\Windows\System32\svchost.exe
                                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                            1⤵
                                                                                              PID:1752
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                              1⤵
                                                                                                PID:1668
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                1⤵
                                                                                                  PID:1656
                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                  C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                  1⤵
                                                                                                    PID:1624
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                    1⤵
                                                                                                      PID:1592
                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                      C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                      1⤵
                                                                                                        PID:1496
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                        1⤵
                                                                                                          PID:1488
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                          1⤵
                                                                                                            PID:1472
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                            1⤵
                                                                                                              PID:1392
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                                                                              1⤵
                                                                                                                PID:1308
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                1⤵
                                                                                                                  PID:1300
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                  1⤵
                                                                                                                    PID:1196
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                    1⤵
                                                                                                                      PID:1160
                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                                                                                      1⤵
                                                                                                                        PID:1092
                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                        1⤵
                                                                                                                          PID:1080
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                          1⤵
                                                                                                                            PID:1072
                                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                            1⤵
                                                                                                                              PID:640
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                                                                                                              1⤵
                                                                                                                                PID:500
                                                                                                                                • C:\Windows\system32\winlogon.exe
                                                                                                                                  winlogon.exe
                                                                                                                                  2⤵
                                                                                                                                    PID:600
                                                                                                                                • C:\Windows\system32\dwm.exe
                                                                                                                                  "dwm.exe"
                                                                                                                                  1⤵
                                                                                                                                    PID:1008
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                                                                                                                    1⤵
                                                                                                                                      PID:944
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k RPCSS -p
                                                                                                                                      1⤵
                                                                                                                                        PID:896
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k DcomLaunch -p
                                                                                                                                        1⤵
                                                                                                                                          PID:776
                                                                                                                                        • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                          "fontdrvhost.exe"
                                                                                                                                          1⤵
                                                                                                                                            PID:764

                                                                                                                                          Network

                                                                                                                                                MITRE ATT&CK Enterprise v6

                                                                                                                                                Replay Monitor

                                                                                                                                                Loading Replay Monitor...

                                                                                                                                                Downloads

                                                                                                                                                memory/4844-132-0x0000000000400000-0x000000000050B000-memory.dmp

                                                                                                                                                memory/4844-133-0x0000000002870000-0x00000000038FE000-memory.dmp

                                                                                                                                                memory/4844-134-0x0000000002870000-0x00000000038FE000-memory.dmp

                                                                                                                                                memory/4844-135-0x0000000000400000-0x000000000050B000-memory.dmp

                                                                                                                                                memory/4844-136-0x0000000002870000-0x00000000038FE000-memory.dmp