Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/12/2023, 02:44

General

  • Target

    9dcdbb8d868ab09f3cf874282cae7dfc.exe

  • Size

    195KB

  • MD5

    9dcdbb8d868ab09f3cf874282cae7dfc

  • SHA1

    7d40bf0f6ff872aead26a766fe59002f35c2b372

  • SHA256

    b2205bf1ac85b2cfec1f6510570b0fd3af3f87ca30f121dd77cf4176030924ce

  • SHA512

    77821fb4992b6cdefd121a3db32a0067f7155a6142fcbb7e3229134b72d708a599721bf73cfded5eba911b9adfa398a3d46f8f1595e98b33ca217ceb031f170a

  • SSDEEP

    3072:yHpFKExTudqXHNEak3sMuRDx+76nRwGvT3OvN4W8APtV2i:cFKExDRk3sbRV+76nS3vN8gQi

Malware Config

Signatures

  • Detect XtremeRAT payload 4 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 2 IoCs
  • UPX packed file 6 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 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 59 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe
    "C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe
      2⤵
      • Modifies Installed Components in the registry
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4064
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:3564
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
            PID:3032
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            3⤵
              PID:3488
            • C:\Windows\SysWOW64\explorer.exe
              explorer.exe
              3⤵
                PID:4808
              • C:\Windows\SysWOW64\explorer.exe
                explorer.exe
                3⤵
                  PID:4816
                • C:\Windows\SysWOW64\explorer.exe
                  explorer.exe
                  3⤵
                    PID:2124
                  • C:\Windows\SysWOW64\explorer.exe
                    explorer.exe
                    3⤵
                      PID:1076
                    • C:\Windows\SysWOW64\explorer.exe
                      explorer.exe
                      3⤵
                        PID:1092
                      • C:\Windows\SysWOW64\explorer.exe
                        explorer.exe
                        3⤵
                          PID:768
                        • C:\Windows\SysWOW64\explorer.exe
                          explorer.exe
                          3⤵
                            PID:3540
                          • C:\Windows\SysWOW64\explorer.exe
                            explorer.exe
                            3⤵
                              PID:5036
                            • C:\Windows\SysWOW64\explorer.exe
                              explorer.exe
                              3⤵
                                PID:1160
                              • C:\Windows\SysWOW64\explorer.exe
                                explorer.exe
                                3⤵
                                  PID:4604
                                • C:\Windows\SysWOW64\explorer.exe
                                  explorer.exe
                                  3⤵
                                    PID:1948
                                  • C:\Windows\SysWOW64\explorer.exe
                                    explorer.exe
                                    3⤵
                                      PID:3844
                                    • C:\Windows\SysWOW64\explorer.exe
                                      explorer.exe
                                      3⤵
                                        PID:3424
                                      • C:\Windows\SysWOW64\explorer.exe
                                        explorer.exe
                                        3⤵
                                          PID:2064

                                    Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • memory/4064-2-0x0000000000C80000-0x0000000000C95000-memory.dmp

                                            Filesize

                                            84KB

                                          • memory/4064-4-0x0000000000C80000-0x0000000000C95000-memory.dmp

                                            Filesize

                                            84KB

                                          • memory/4064-5-0x0000000000C80000-0x0000000000C95000-memory.dmp

                                            Filesize

                                            84KB

                                          • memory/4064-6-0x0000000000C80000-0x0000000000C95000-memory.dmp

                                            Filesize

                                            84KB

                                          • memory/4064-12-0x0000000000C80000-0x0000000000C95000-memory.dmp

                                            Filesize

                                            84KB

                                          • memory/4064-14-0x0000000000C80000-0x0000000000C95000-memory.dmp

                                            Filesize

                                            84KB