Analysis

  • max time kernel
    1800s
  • max time network
    1803s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    05-06-2022 23:25

General

  • Target

    faa7357fa46c320a747546a28518eb933f636872ee2451c5227e4a3ab69ec219.exe

  • Size

    879KB

  • MD5

    d5a7988e6119ee2b3c3595c489ded95b

  • SHA1

    585a3dc03f1267bfd12533bc43ea19565ccae661

  • SHA256

    faa7357fa46c320a747546a28518eb933f636872ee2451c5227e4a3ab69ec219

  • SHA512

    d4c9ad2e7e217b848b16860472ed9ea57cd28deb341701e1ae7e7b4418b11a4fa9ba7626723ea6c9ef6caf42e87e2ec635a142470e460eee51811d18d4f0c55e

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
  • suricata: ET MALWARE Known Hostile Domain ant.trenz .pl Lookup

    suricata: ET MALWARE Known Hostile Domain ant.trenz .pl Lookup

  • suricata: ET MALWARE Known Hostile Domain ilo.brenz .pl Lookup

    suricata: ET MALWARE Known Hostile Domain ilo.brenz .pl Lookup

  • suricata: ET MALWARE Win32.Sality-GR Checkin

    suricata: ET MALWARE Win32.Sality-GR Checkin

  • Contacts a large (907) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • 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
  • 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 63 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:608
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        2⤵
          PID:772
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:1012
        • C:\Windows\system32\lsass.exe
          C:\Windows\system32\lsass.exe
          1⤵
            PID:664
          • 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:948
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k RPCSS -p
                1⤵
                  PID:900
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k DcomLaunch -p
                  1⤵
                    PID:792
                    • C:\Windows\System32\RuntimeBroker.exe
                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                      2⤵
                        PID:3444
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        2⤵
                          PID:3376
                        • C:\Windows\system32\DllHost.exe
                          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                          2⤵
                            PID:3288
                          • C:\Windows\system32\SppExtComObj.exe
                            C:\Windows\system32\SppExtComObj.exe -Embedding
                            2⤵
                              PID:2812
                            • C:\Windows\system32\wbem\wmiprvse.exe
                              C:\Windows\system32\wbem\wmiprvse.exe
                              2⤵
                                PID:508
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                2⤵
                                  PID:2180
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  2⤵
                                    PID:3712
                                  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                    2⤵
                                      PID:3524
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      2⤵
                                        PID:4644
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        2⤵
                                          PID:4328
                                        • C:\Windows\system32\backgroundTaskHost.exe
                                          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                          2⤵
                                            PID:3392
                                          • C:\Windows\system32\backgroundTaskHost.exe
                                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                            2⤵
                                              PID:4576
                                            • C:\Windows\system32\DllHost.exe
                                              C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
                                              2⤵
                                                PID:3472
                                              • C:\Windows\system32\backgroundTaskHost.exe
                                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                                2⤵
                                                  PID:4928
                                              • C:\Windows\system32\fontdrvhost.exe
                                                "fontdrvhost.exe"
                                                1⤵
                                                  PID:780
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                  1⤵
                                                    PID:3084
                                                  • C:\Windows\Explorer.EXE
                                                    C:\Windows\Explorer.EXE
                                                    1⤵
                                                      PID:648
                                                      • C:\Users\Admin\AppData\Local\Temp\faa7357fa46c320a747546a28518eb933f636872ee2451c5227e4a3ab69ec219.exe
                                                        "C:\Users\Admin\AppData\Local\Temp\faa7357fa46c320a747546a28518eb933f636872ee2451c5227e4a3ab69ec219.exe"
                                                        2⤵
                                                        • Modifies firewall policy service
                                                        • UAC bypass
                                                        • Windows security bypass
                                                        • Windows security modification
                                                        • Checks whether UAC is enabled
                                                        • Enumerates connected drives
                                                        • Drops autorun.inf file
                                                        • Drops file in Program Files directory
                                                        • Drops file in Windows directory
                                                        • Suspicious behavior: EnumeratesProcesses
                                                        • Suspicious behavior: MapViewOfSection
                                                        • Suspicious use of AdjustPrivilegeToken
                                                        • Suspicious use of WriteProcessMemory
                                                        • System policy modification
                                                        PID:396
                                                    • C:\Windows\system32\taskhostw.exe
                                                      taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                      1⤵
                                                        PID:2904
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                        1⤵
                                                          PID:2816
                                                        • C:\Windows\system32\sihost.exe
                                                          sihost.exe
                                                          1⤵
                                                            PID:2788
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                            1⤵
                                                              PID:2512
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                              1⤵
                                                                PID:2500
                                                              • C:\Windows\System32\svchost.exe
                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                1⤵
                                                                  PID:2492
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                  1⤵
                                                                    PID:2448
                                                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                    1⤵
                                                                      PID:2368
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                      1⤵
                                                                        PID:2360
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                        1⤵
                                                                          PID:2324
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                          1⤵
                                                                            PID:2316
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                            1⤵
                                                                              PID:4740
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                              1⤵
                                                                                PID:3532
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                                                1⤵
                                                                                  PID:1680
                                                                                • C:\Windows\System32\svchost.exe
                                                                                  C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                  1⤵
                                                                                    PID:4720
                                                                                  • C:\Windows\system32\svchost.exe
                                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                    1⤵
                                                                                      PID:1220
                                                                                    • C:\Windows\System32\svchost.exe
                                                                                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                      1⤵
                                                                                        PID:4072
                                                                                      • C:\Windows\System32\svchost.exe
                                                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                        1⤵
                                                                                          PID:2220
                                                                                        • C:\Windows\System32\svchost.exe
                                                                                          C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                          1⤵
                                                                                            PID:2100
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                            1⤵
                                                                                              PID:2068
                                                                                            • C:\Windows\System32\spoolsv.exe
                                                                                              C:\Windows\System32\spoolsv.exe
                                                                                              1⤵
                                                                                                PID:1432
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                                1⤵
                                                                                                  PID:1972
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                                  1⤵
                                                                                                    PID:1936
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                    1⤵
                                                                                                      PID:1868
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                      1⤵
                                                                                                        PID:1856
                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                        C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                                        1⤵
                                                                                                          PID:1816
                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                          1⤵
                                                                                                            PID:1748
                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                            C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                            1⤵
                                                                                                              PID:1700
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                                              1⤵
                                                                                                                PID:1620
                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                                1⤵
                                                                                                                  PID:1604
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                                  1⤵
                                                                                                                    PID:1564
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                                    1⤵
                                                                                                                      PID:1536
                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                      1⤵
                                                                                                                        PID:1436
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                        1⤵
                                                                                                                          PID:1376
                                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                                          C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                          1⤵
                                                                                                                            PID:1368
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                            1⤵
                                                                                                                              PID:1356
                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                                                                                              1⤵
                                                                                                                                PID:1240
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                                1⤵
                                                                                                                                  PID:1196
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                                  1⤵
                                                                                                                                    PID:1184
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                                                                                                    1⤵
                                                                                                                                      PID:1136
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                                      1⤵
                                                                                                                                        PID:1048
                                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                                        1⤵
                                                                                                                                          PID:1040
                                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                                                                                                          1⤵
                                                                                                                                            PID:864
                                                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                                            1⤵
                                                                                                                                              PID:692

                                                                                                                                            Network

                                                                                                                                            MITRE ATT&CK Enterprise v6

                                                                                                                                            Replay Monitor

                                                                                                                                            Loading Replay Monitor...

                                                                                                                                            Downloads

                                                                                                                                            • memory/396-130-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                                                                              Filesize

                                                                                                                                              904KB

                                                                                                                                            • memory/396-131-0x00000000023C0000-0x000000000344E000-memory.dmp
                                                                                                                                              Filesize

                                                                                                                                              16.6MB

                                                                                                                                            • memory/396-132-0x00000000023C0000-0x000000000344E000-memory.dmp
                                                                                                                                              Filesize

                                                                                                                                              16.6MB

                                                                                                                                            • memory/396-133-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                                                                              Filesize

                                                                                                                                              904KB

                                                                                                                                            • memory/396-134-0x00000000023C0000-0x000000000344E000-memory.dmp
                                                                                                                                              Filesize

                                                                                                                                              16.6MB