Analysis

  • max time kernel
    148s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/03/2024, 03:08

General

  • Target

    c9b2c54fb123e5d59db8fbfd81af71a7.exe

  • Size

    144KB

  • MD5

    c9b2c54fb123e5d59db8fbfd81af71a7

  • SHA1

    ee19e4cbacf375c630b2d04a7944728cc026c915

  • SHA256

    dbe6dd2f04ddf1e9a2e11e8f74bf9589233e53a1078c8d4d15b8bbe7c608e660

  • SHA512

    8223cf20009933e1ce8cf4af1407090b484a1766b4c71f7790561317461c7bf01d84f81c9904492fc8c8f474fb5c761eb828483d718599253853247f01427a0f

  • SSDEEP

    3072:iAubulC9iFK8YRsMKOJykBlWzBBeG4PN5fQ27nvyRlCLVXr:RubulC9AKtRB9mBBP4LQ2LF

Malware Config

Signatures

  • Detect XtremeRAT payload 6 IoCs
  • XtremeRAT

    The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c9b2c54fb123e5d59db8fbfd81af71a7.exe
    "C:\Users\Admin\AppData\Local\Temp\c9b2c54fb123e5d59db8fbfd81af71a7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Users\Admin\AppData\Local\Temp\c9b2c54fb123e5d59db8fbfd81af71a7.exe
      "C:\Users\Admin\AppData\Local\Temp\c9b2c54fb123e5d59db8fbfd81af71a7.exe"
      2⤵
      • Modifies Installed Components in the registry
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2792
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • Modifies Installed Components in the registry
        • Adds Run key to start application
        PID:1208
      • C:\Windows\SysWOW64\explorer.exe
        explorer.exe
        3⤵
          PID:5036
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
            PID:1688
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            3⤵
              PID:220
            • C:\Windows\SysWOW64\explorer.exe
              explorer.exe
              3⤵
                PID:724
              • C:\Windows\SysWOW64\explorer.exe
                explorer.exe
                3⤵
                  PID:1700
                • C:\Windows\SysWOW64\explorer.exe
                  explorer.exe
                  3⤵
                    PID:3936
                  • C:\Windows\SysWOW64\explorer.exe
                    explorer.exe
                    3⤵
                      PID:3632
                    • C:\Windows\SysWOW64\explorer.exe
                      explorer.exe
                      3⤵
                        PID:1188
                      • C:\Windows\SysWOW64\explorer.exe
                        explorer.exe
                        3⤵
                          PID:4576
                        • C:\Windows\SysWOW64\explorer.exe
                          explorer.exe
                          3⤵
                            PID:3976
                          • C:\Windows\SysWOW64\explorer.exe
                            explorer.exe
                            3⤵
                              PID:4892
                            • C:\Windows\SysWOW64\explorer.exe
                              explorer.exe
                              3⤵
                                PID:2992
                              • C:\Windows\SysWOW64\explorer.exe
                                explorer.exe
                                3⤵
                                  PID:4708
                                • C:\Windows\SysWOW64\explorer.exe
                                  explorer.exe
                                  3⤵
                                    PID:3620
                                  • C:\Windows\SysWOW64\explorer.exe
                                    explorer.exe
                                    3⤵
                                      PID:1400

                                Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Windows\InstallDir\explor.exe

                                        Filesize

                                        144KB

                                        MD5

                                        c9b2c54fb123e5d59db8fbfd81af71a7

                                        SHA1

                                        ee19e4cbacf375c630b2d04a7944728cc026c915

                                        SHA256

                                        dbe6dd2f04ddf1e9a2e11e8f74bf9589233e53a1078c8d4d15b8bbe7c608e660

                                        SHA512

                                        8223cf20009933e1ce8cf4af1407090b484a1766b4c71f7790561317461c7bf01d84f81c9904492fc8c8f474fb5c761eb828483d718599253853247f01427a0f

                                      • memory/1208-13-0x0000000000C80000-0x0000000000C92000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2156-0-0x0000000000400000-0x0000000000456000-memory.dmp

                                        Filesize

                                        344KB

                                      • memory/2156-5-0x0000000000400000-0x0000000000456000-memory.dmp

                                        Filesize

                                        344KB

                                      • memory/2792-3-0x0000000000C80000-0x0000000000C92000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2792-4-0x0000000000C80000-0x0000000000C92000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2792-6-0x0000000000C80000-0x0000000000C92000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2792-7-0x0000000000C80000-0x0000000000C92000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2792-16-0x0000000000C80000-0x0000000000C92000-memory.dmp

                                        Filesize

                                        72KB