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Analysis

  • max time kernel
    156s
  • max time network
    96s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    20/10/2022, 18:58

General

  • Target

    86a9b21bc7546c9b98149d2d9fbf00da60b3240ccf790509af72dbac29e29b9b.exe

  • Size

    120KB

  • MD5

    a085623cdc1ab9008c3eb2d30c77c160

  • SHA1

    a0c2993d071b975d2bd944e295bb274df55abaf7

  • SHA256

    86a9b21bc7546c9b98149d2d9fbf00da60b3240ccf790509af72dbac29e29b9b

  • SHA512

    5c36e3a0570dad27ccb37b6eada3f165048abf560ded1f9e018a7b5178cf5f4060a03a71dc770a5c28421018715c540f4b8d864f452fe73b8b56ebc56b7c8938

  • SSDEEP

    3072:4jUrEDD3+0aSrBd5Rov82Z5EPO+sQJfAw8UVKtI70HN:4QwHO0hTEvTZ5/y88h70H

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 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 file in System32 directory 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of WriteProcessMemory 64 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\svchost.exe
          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
          2⤵
            PID:800
            • C:\Windows\system32\Dwm.exe
              "C:\Windows\system32\Dwm.exe"
              3⤵
                PID:1256
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k NetworkService
              2⤵
                PID:340
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                2⤵
                  PID:1036
                • C:\Windows\System32\spoolsv.exe
                  C:\Windows\System32\spoolsv.exe
                  2⤵
                    PID:296
                  • C:\Windows\system32\taskhost.exe
                    "taskhost.exe"
                    2⤵
                      PID:1168
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k netsvcs
                      2⤵
                        PID:872
                        • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
                          wmiadap.exe /F /T /R
                          3⤵
                            PID:1872
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalService
                          2⤵
                            PID:832
                          • C:\Windows\System32\svchost.exe
                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                            2⤵
                              PID:744
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k RPCSS
                              2⤵
                                PID:652
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k DcomLaunch
                                2⤵
                                  PID:576
                                • C:\Windows\system32\sppsvc.exe
                                  C:\Windows\system32\sppsvc.exe
                                  2⤵
                                    PID:1128
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                    2⤵
                                      PID:792
                                  • 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\Explorer.EXE
                                            C:\Windows\Explorer.EXE
                                            1⤵
                                              PID:1340
                                              • C:\Users\Admin\AppData\Local\Temp\86a9b21bc7546c9b98149d2d9fbf00da60b3240ccf790509af72dbac29e29b9b.exe
                                                "C:\Users\Admin\AppData\Local\Temp\86a9b21bc7546c9b98149d2d9fbf00da60b3240ccf790509af72dbac29e29b9b.exe"
                                                2⤵
                                                • Adds Run key to start application
                                                • Enumerates connected drives
                                                • Drops file in System32 directory
                                                • Suspicious use of AdjustPrivilegeToken
                                                • Suspicious use of WriteProcessMemory
                                                PID:1856
                                                • C:\Users\Admin\AppData\Local\Temp\86a9b21bc7546c9b98149d2d9fbf00da60b3240ccf790509af72dbac29e29b9b.exe
                                                  "C:\Users\Admin\AppData\Local\Temp\86a9b21bc7546c9b98149d2d9fbf00da60b3240ccf790509af72dbac29e29b9b.exe"
                                                  3⤵
                                                  • Drops file in Windows directory
                                                  • Suspicious behavior: EnumeratesProcesses
                                                  • Suspicious behavior: MapViewOfSection
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  • Suspicious use of WriteProcessMemory
                                                  PID:1728

                                            Network

                                            MITRE ATT&CK Enterprise v6

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • memory/1340-62-0x00000000026D0000-0x00000000026D1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1728-61-0x0000000000170000-0x000000000017D000-memory.dmp

                                              Filesize

                                              52KB

                                            • memory/1728-60-0x0000000001000000-0x000000000102A000-memory.dmp

                                              Filesize

                                              168KB

                                            • memory/1856-57-0x00000000001F0000-0x000000000021A000-memory.dmp

                                              Filesize

                                              168KB

                                            • memory/1856-54-0x0000000075E51000-0x0000000075E53000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/1856-56-0x00000000001F0000-0x000000000021A000-memory.dmp

                                              Filesize

                                              168KB

                                            • memory/1856-55-0x0000000001000000-0x000000000102A000-memory.dmp

                                              Filesize

                                              168KB

                                            • memory/1856-64-0x0000000000200000-0x000000000022A000-memory.dmp

                                              Filesize

                                              168KB

                                            • memory/1856-65-0x000000007EFA0000-0x000000007EFA8000-memory.dmp

                                              Filesize

                                              32KB

                                            • memory/1856-66-0x000000007EFA0000-0x000000007EFA8000-memory.dmp

                                              Filesize

                                              32KB

                                            • memory/1856-67-0x0000000001000000-0x000000000102A000-memory.dmp

                                              Filesize

                                              168KB

                                            • memory/1856-68-0x0000000000200000-0x000000000022A000-memory.dmp

                                              Filesize

                                              168KB