Analysis

  • max time kernel
    28s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2022, 11:13

General

  • Target

    b093d3f3f9585c8e3f8177807b7a65770560705fbebf4a8d9fec9ccf6c5ba981.exe

  • Size

    436KB

  • MD5

    6527c52c774bd647a0333e3096aeeb62

  • SHA1

    f3b0a6739fb9eec86c6d4e92a65f80741cb183b6

  • SHA256

    b093d3f3f9585c8e3f8177807b7a65770560705fbebf4a8d9fec9ccf6c5ba981

  • SHA512

    88a5dd9e00281cef00961a276643b562f65a47e5fe00ca5f2b13be0938f984dcfc69fe50edc25e7d92188f5acc14ad4cd6972c4e3b364222e14b004a5b1b5232

  • SSDEEP

    12288:bDbBU7GbWHudH31NKhxa3eteZzf8dyN1vZnO3ReV2vdZ1:IGbHd1EbpttyNzO02H1

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 3 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 5 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: MapViewOfSection 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\csrss.exe
    %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
    1⤵
      PID:384
    • C:\Windows\system32\wininit.exe
      wininit.exe
      1⤵
        PID:372
        • C:\Windows\system32\lsass.exe
          C:\Windows\system32\lsass.exe
          2⤵
            PID:480
          • C:\Windows\system32\services.exe
            C:\Windows\system32\services.exe
            2⤵
              PID:464
              • C:\Windows\System32\svchost.exe
                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                3⤵
                  PID:752
                • C:\Windows\System32\svchost.exe
                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                  3⤵
                    PID:804
                    • C:\Windows\system32\Dwm.exe
                      "C:\Windows\system32\Dwm.exe"
                      4⤵
                        PID:1176
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalService
                      3⤵
                        PID:844
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k netsvcs
                        3⤵
                          PID:868
                          • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
                            wmiadap.exe /F /T /R
                            4⤵
                              PID:1796
                          • C:\Windows\System32\spoolsv.exe
                            C:\Windows\System32\spoolsv.exe
                            3⤵
                              PID:388
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k NetworkService
                              3⤵
                                PID:108
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k RPCSS
                                3⤵
                                  PID:668
                                • C:\Windows\system32\sppsvc.exe
                                  C:\Windows\system32\sppsvc.exe
                                  3⤵
                                    PID:1756
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                    3⤵
                                      PID:1684
                                    • C:\Windows\system32\taskhost.exe
                                      "taskhost.exe"
                                      3⤵
                                        PID:1116
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                        3⤵
                                          PID:1068
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k DcomLaunch
                                          3⤵
                                            PID:584
                                        • C:\Windows\system32\lsm.exe
                                          C:\Windows\system32\lsm.exe
                                          2⤵
                                            PID:488
                                        • C:\Windows\system32\winlogon.exe
                                          winlogon.exe
                                          1⤵
                                            PID:420
                                          • C:\Users\Admin\AppData\Local\Temp\b093d3f3f9585c8e3f8177807b7a65770560705fbebf4a8d9fec9ccf6c5ba981.exe
                                            "C:\Users\Admin\AppData\Local\Temp\b093d3f3f9585c8e3f8177807b7a65770560705fbebf4a8d9fec9ccf6c5ba981.exe"
                                            1⤵
                                            • Modifies firewall policy service
                                            • UAC bypass
                                            • Windows security bypass
                                            • Disables RegEdit via registry modification
                                            • Windows security modification
                                            • Checks whether UAC is enabled
                                            • Drops file in Windows directory
                                            • Suspicious behavior: EnumeratesProcesses
                                            • Suspicious behavior: MapViewOfSection
                                            • Suspicious use of AdjustPrivilegeToken
                                            • Suspicious use of WriteProcessMemory
                                            • System policy modification
                                            PID:1028
                                          • C:\Windows\Explorer.EXE
                                            C:\Windows\Explorer.EXE
                                            1⤵
                                              PID:1244

                                            Network

                                            MITRE ATT&CK Enterprise v6

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • memory/1028-54-0x0000000075021000-0x0000000075023000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/1028-55-0x0000000001E50000-0x0000000002EDE000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/1028-56-0x0000000000400000-0x0000000000485000-memory.dmp

                                              Filesize

                                              532KB

                                            • memory/1028-57-0x0000000001E50000-0x0000000002EDE000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/1028-58-0x0000000000330000-0x0000000000332000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/1028-59-0x0000000004940000-0x0000000004942000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/1028-60-0x0000000000400000-0x0000000000485000-memory.dmp

                                              Filesize

                                              532KB

                                            • memory/1028-61-0x0000000001E50000-0x0000000002EDE000-memory.dmp

                                              Filesize

                                              16.6MB