Analysis

  • max time kernel
    150s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    18-09-2022 01:45

General

  • Target

    XISE WBMS 2020官方正版.exe

  • Size

    4.0MB

  • MD5

    a47caab73754524cc784192093c20e29

  • SHA1

    e51864c3b164629bc1fc37b45fee5681dc8acacb

  • SHA256

    aac091f5d270dc494cb1730c74d6568a3bc4eef593f7de539bf258acebaa46d0

  • SHA512

    b6e06a55208fbeb74fa281666366bd88a2c62a52fa501e08d8deeed16ecf9c703fee477a9920da05e38be6a8946045024a4d398135fcc986a5294690cfef2292

  • SSDEEP

    98304:Hnsmtk2aakvWib3jEvh6TnA20+eYiwgyvraKFt:HLab3o56TA20nAdu8t

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 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
  • UPX packed file 3 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 1 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 9 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.

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious behavior: MapViewOfSection 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 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:476
    • C:\Windows\system32\services.exe
      C:\Windows\system32\services.exe
      1⤵
        PID:460
        • C:\Windows\system32\sppsvc.exe
          C:\Windows\system32\sppsvc.exe
          2⤵
            PID:2024
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
            2⤵
              PID:1980
            • C:\Windows\system32\taskhost.exe
              "taskhost.exe"
              2⤵
                PID:1260
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                2⤵
                  PID:1040
                • C:\Windows\System32\spoolsv.exe
                  C:\Windows\System32\spoolsv.exe
                  2⤵
                    PID:536
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k NetworkService
                    2⤵
                      PID:328
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k netsvcs
                      2⤵
                        PID:868
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k LocalService
                        2⤵
                          PID:844
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                          2⤵
                            PID:808
                          • C:\Windows\System32\svchost.exe
                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                            2⤵
                              PID:752
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k RPCSS
                              2⤵
                                PID:676
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k DcomLaunch
                                2⤵
                                  PID:596
                              • C:\Windows\system32\winlogon.exe
                                winlogon.exe
                                1⤵
                                  PID:416
                                • 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:376
                                  • C:\Windows\system32\wininit.exe
                                    wininit.exe
                                    1⤵
                                      PID:368
                                      • C:\Windows\system32\lsm.exe
                                        C:\Windows\system32\lsm.exe
                                        2⤵
                                          PID:484
                                      • C:\Windows\system32\Dwm.exe
                                        "C:\Windows\system32\Dwm.exe"
                                        1⤵
                                          PID:1344
                                        • C:\Windows\Explorer.EXE
                                          C:\Windows\Explorer.EXE
                                          1⤵
                                            PID:1396
                                            • C:\Users\Admin\AppData\Local\Temp\XISE WBMS 2020官方正版.exe
                                              "C:\Users\Admin\AppData\Local\Temp\XISE WBMS 2020官方正版.exe"
                                              2⤵
                                              • Modifies firewall policy service
                                              • UAC bypass
                                              • Windows security bypass
                                              • Windows security modification
                                              • Adds Run key to start application
                                              • 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:1504

                                          Network

                                          MITRE ATT&CK Enterprise v6

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • memory/1504-54-0x00000000768A1000-0x00000000768A3000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1504-55-0x00000000021D0000-0x000000000325E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/1504-56-0x00000000021D0000-0x000000000325E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/1504-57-0x00000000002E0000-0x00000000002E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1504-58-0x0000000004910000-0x0000000004912000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1504-59-0x00000000021D0000-0x000000000325E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/1504-60-0x00000000002E0000-0x00000000002E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1504-61-0x0000000004910000-0x0000000004912000-memory.dmp

                                            Filesize

                                            8KB