Analysis

  • max time kernel
    150s
  • max time network
    48s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 17:00

General

  • Target
    New Client.1exe.exe
  • Size 65KB
  • Sample240612-vjf5easdjb
  • SHA256 5c32c8716f3693ca4fbe55d710b5dd849fa78e7b8cc6679e06bf0007f85e90d1
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Creates scheduled task(s) 1 TTPs 22 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 39 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New Client.1exe.exe
    "C:\Users\Admin\AppData\Local\Temp\New Client.1exe.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3164
    • C:\Windows\Java Updater Server.exe
      "C:\Windows\Java Updater Server.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4068
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /delete /tn "Java Updater Server" /f
        3⤵
          PID:1372
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
          3⤵
          • Creates scheduled task(s)
          PID:3608
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /delete /tn "Java Updater Server" /f
          3⤵
            PID:4632
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
            3⤵
            • Creates scheduled task(s)
            PID:1052
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /delete /tn "Java Updater Server" /f
            3⤵
              PID:764
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
              3⤵
              • Creates scheduled task(s)
              PID:4264
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /delete /tn "Java Updater Server" /f
              3⤵
                PID:1528
              • C:\Windows\SysWOW64\schtasks.exe
                schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                3⤵
                • Creates scheduled task(s)
                PID:4064
              • C:\Windows\SysWOW64\schtasks.exe
                schtasks /delete /tn "Java Updater Server" /f
                3⤵
                  PID:1332
                • C:\Windows\SysWOW64\schtasks.exe
                  schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                  3⤵
                  • Creates scheduled task(s)
                  PID:408
                • C:\Windows\SysWOW64\schtasks.exe
                  schtasks /delete /tn "Java Updater Server" /f
                  3⤵
                    PID:1224
                  • C:\Windows\SysWOW64\schtasks.exe
                    schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                    3⤵
                    • Creates scheduled task(s)
                    PID:2600
                  • C:\Windows\SysWOW64\schtasks.exe
                    schtasks /delete /tn "Java Updater Server" /f
                    3⤵
                      PID:2924
                    • C:\Windows\SysWOW64\schtasks.exe
                      schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                      3⤵
                      • Creates scheduled task(s)
                      PID:3496
                    • C:\Windows\SysWOW64\schtasks.exe
                      schtasks /delete /tn "Java Updater Server" /f
                      3⤵
                        PID:4416
                      • C:\Windows\SysWOW64\schtasks.exe
                        schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                        3⤵
                        • Creates scheduled task(s)
                        PID:2296
                      • C:\Windows\SysWOW64\schtasks.exe
                        schtasks /delete /tn "Java Updater Server" /f
                        3⤵
                          PID:3492
                        • C:\Windows\SysWOW64\schtasks.exe
                          schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                          3⤵
                          • Creates scheduled task(s)
                          PID:508
                        • C:\Windows\SysWOW64\schtasks.exe
                          schtasks /delete /tn "Java Updater Server" /f
                          3⤵
                            PID:464
                          • C:\Windows\SysWOW64\schtasks.exe
                            schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                            3⤵
                            • Creates scheduled task(s)
                            PID:3164
                          • C:\Windows\SysWOW64\schtasks.exe
                            schtasks /delete /tn "Java Updater Server" /f
                            3⤵
                              PID:4132
                            • C:\Windows\SysWOW64\schtasks.exe
                              schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                              3⤵
                              • Creates scheduled task(s)
                              PID:4048
                            • C:\Windows\SysWOW64\schtasks.exe
                              schtasks /delete /tn "Java Updater Server" /f
                              3⤵
                                PID:4436
                              • C:\Windows\SysWOW64\schtasks.exe
                                schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                3⤵
                                • Creates scheduled task(s)
                                PID:4236
                              • C:\Windows\SysWOW64\schtasks.exe
                                schtasks /delete /tn "Java Updater Server" /f
                                3⤵
                                  PID:4660
                                • C:\Windows\SysWOW64\schtasks.exe
                                  schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                  3⤵
                                  • Creates scheduled task(s)
                                  PID:1344
                                • C:\Windows\SysWOW64\schtasks.exe
                                  schtasks /delete /tn "Java Updater Server" /f
                                  3⤵
                                    PID:5028
                                  • C:\Windows\SysWOW64\schtasks.exe
                                    schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                    3⤵
                                    • Creates scheduled task(s)
                                    PID:3472
                                  • C:\Windows\SysWOW64\schtasks.exe
                                    schtasks /delete /tn "Java Updater Server" /f
                                    3⤵
                                      PID:1464
                                    • C:\Windows\SysWOW64\schtasks.exe
                                      schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                      3⤵
                                      • Creates scheduled task(s)
                                      PID:4008
                                    • C:\Windows\SysWOW64\schtasks.exe
                                      schtasks /delete /tn "Java Updater Server" /f
                                      3⤵
                                        PID:3580
                                      • C:\Windows\SysWOW64\schtasks.exe
                                        schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                        3⤵
                                        • Creates scheduled task(s)
                                        PID:616
                                      • C:\Windows\SysWOW64\schtasks.exe
                                        schtasks /delete /tn "Java Updater Server" /f
                                        3⤵
                                          PID:4328
                                        • C:\Windows\SysWOW64\schtasks.exe
                                          schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                          3⤵
                                          • Creates scheduled task(s)
                                          PID:1396
                                        • C:\Windows\SysWOW64\schtasks.exe
                                          schtasks /delete /tn "Java Updater Server" /f
                                          3⤵
                                            PID:2272
                                          • C:\Windows\SysWOW64\schtasks.exe
                                            schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                            3⤵
                                            • Creates scheduled task(s)
                                            PID:4876
                                          • C:\Windows\SysWOW64\schtasks.exe
                                            schtasks /delete /tn "Java Updater Server" /f
                                            3⤵
                                              PID:1660
                                            • C:\Windows\SysWOW64\schtasks.exe
                                              schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                              3⤵
                                              • Creates scheduled task(s)
                                              PID:4624
                                            • C:\Windows\SysWOW64\schtasks.exe
                                              schtasks /delete /tn "Java Updater Server" /f
                                              3⤵
                                                PID:4124
                                              • C:\Windows\SysWOW64\schtasks.exe
                                                schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                                3⤵
                                                • Creates scheduled task(s)
                                                PID:3960
                                              • C:\Windows\SysWOW64\schtasks.exe
                                                schtasks /delete /tn "Java Updater Server" /f
                                                3⤵
                                                  PID:1316
                                                • C:\Windows\SysWOW64\schtasks.exe
                                                  schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                                  3⤵
                                                  • Creates scheduled task(s)
                                                  PID:1676
                                                • C:\Windows\SysWOW64\schtasks.exe
                                                  schtasks /delete /tn "Java Updater Server" /f
                                                  3⤵
                                                    PID:1508
                                                  • C:\Windows\SysWOW64\schtasks.exe
                                                    schtasks /create /sc minute /mo 1 /tn "Java Updater Server" /tr C:\Windows\Java Updater Server.exe
                                                    3⤵
                                                    • Creates scheduled task(s)
                                                    PID:1176
                                                • C:\Windows\SysWOW64\cmd.exe
                                                  "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 5 & Del "C:\Users\Admin\AppData\Local\Temp\New Client.1exe.exe"
                                                  2⤵
                                                  • Suspicious use of WriteProcessMemory
                                                  PID:4132
                                                  • C:\Windows\SysWOW64\choice.exe
                                                    choice /C Y /N /D Y /T 5
                                                    3⤵
                                                      PID:1320
                                                • C:\Windows\system32\taskmgr.exe
                                                  "C:\Windows\system32\taskmgr.exe" /4
                                                  1⤵
                                                  • Drops startup file
                                                  • Checks SCSI registry key(s)
                                                  • Suspicious behavior: GetForegroundWindowSpam
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  • Suspicious use of FindShellTrayWindow
                                                  • Suspicious use of SendNotifyMessage
                                                  PID:2708

                                                Network

                                                      MITRE ATT&CK Enterprise v15

                                                      Replay Monitor

                                                      Loading Replay Monitor...

                                                      Downloads

                                                      Java Updater Server.url

                                                      • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java Updater Server.url
                                                      • Size 190B
                                                      • SHA256 0840f47410ae49e2dc6482522f0e89b855763b4289eb9aa71e4814eeaedb1af6
                                                      • MD5 SHA1 SHA512

                                                      Java Updater Server.exe

                                                      • Path C:\Windows\Java Updater Server.exe
                                                      • Size 65KB
                                                      • SHA256 5c32c8716f3693ca4fbe55d710b5dd849fa78e7b8cc6679e06bf0007f85e90d1
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      memory/2708-16-0x0000026C38460000-0x0000026C38461000-memory.dmp

                                                      memory/2708-15-0x0000026C38460000-0x0000026C38461000-memory.dmp

                                                      memory/2708-5-0x0000026C38460000-0x0000026C38461000-memory.dmp

                                                      memory/2708-6-0x0000026C38460000-0x0000026C38461000-memory.dmp

                                                      memory/2708-11-0x0000026C38460000-0x0000026C38461000-memory.dmp

                                                      memory/2708-17-0x0000026C38460000-0x0000026C38461000-memory.dmp

                                                      memory/2708-12-0x0000026C38460000-0x0000026C38461000-memory.dmp

                                                      memory/2708-7-0x0000026C38460000-0x0000026C38461000-memory.dmp

                                                      memory/2708-14-0x0000026C38460000-0x0000026C38461000-memory.dmp

                                                      memory/2708-13-0x0000026C38460000-0x0000026C38461000-memory.dmp

                                                      memory/3164-0-0x0000000074F82000-0x0000000074F83000-memory.dmp

                                                      memory/3164-2-0x0000000074F80000-0x0000000075531000-memory.dmp

                                                      memory/3164-27-0x0000000074F80000-0x0000000075531000-memory.dmp

                                                      memory/3164-1-0x0000000074F80000-0x0000000075531000-memory.dmp