Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    12/06/2024, 07:01

General

  • Target
    8b810203555e70aa85c681e25b8c0e34317f70a616a78414a5361c4b6ab74e66.exe
  • Size 1.1MB
  • Sample240612-htq15stdmc
  • SHA256 8b810203555e70aa85c681e25b8c0e34317f70a616a78414a5361c4b6ab74e66
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 23 IoCs
  • Loads dropped DLL 42 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 48 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8b810203555e70aa85c681e25b8c0e34317f70a616a78414a5361c4b6ab74e66.exe
    "C:\Users\Admin\AppData\Local\Temp\8b810203555e70aa85c681e25b8c0e34317f70a616a78414a5361c4b6ab74e66.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2360
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1992
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
          4⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2412
          • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:344
            • C:\Windows\SysWOW64\WScript.exe
              "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
              6⤵
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:1612
              • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:1520
                • C:\Windows\SysWOW64\WScript.exe
                  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                  8⤵
                  • Loads dropped DLL
                  • Suspicious use of WriteProcessMemory
                  PID:2836
                  • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                    "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                    9⤵
                    • Executes dropped EXE
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    PID:1284
                    • C:\Windows\SysWOW64\WScript.exe
                      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                      10⤵
                      • Loads dropped DLL
                      • Suspicious use of WriteProcessMemory
                      PID:1252
                      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                        11⤵
                        • Executes dropped EXE
                        • Suspicious use of SetWindowsHookEx
                        • Suspicious use of WriteProcessMemory
                        PID:540
                        • C:\Windows\SysWOW64\WScript.exe
                          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                          12⤵
                          • Loads dropped DLL
                          • Suspicious use of WriteProcessMemory
                          PID:560
                          • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                            "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                            13⤵
                            • Executes dropped EXE
                            • Suspicious use of SetWindowsHookEx
                            • Suspicious use of WriteProcessMemory
                            PID:2960
                            • C:\Windows\SysWOW64\WScript.exe
                              "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                              14⤵
                              • Loads dropped DLL
                              • Suspicious use of WriteProcessMemory
                              PID:1300
                              • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                15⤵
                                • Executes dropped EXE
                                • Suspicious use of SetWindowsHookEx
                                • Suspicious use of WriteProcessMemory
                                PID:884
                                • C:\Windows\SysWOW64\WScript.exe
                                  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                  16⤵
                                    PID:3052
                                • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                  "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                  15⤵
                                  • Executes dropped EXE
                                  • Suspicious use of SetWindowsHookEx
                                  PID:2224
                                  • C:\Windows\SysWOW64\WScript.exe
                                    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                    16⤵
                                    • Loads dropped DLL
                                    PID:1796
                                    • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                      "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                      17⤵
                                      • Executes dropped EXE
                                      • Suspicious use of SetWindowsHookEx
                                      PID:2812
                                      • C:\Windows\SysWOW64\WScript.exe
                                        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                        18⤵
                                        • Loads dropped DLL
                                        PID:2516
                                        • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                          "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                          19⤵
                                          • Executes dropped EXE
                                          • Suspicious use of SetWindowsHookEx
                                          PID:3020
                                          • C:\Windows\SysWOW64\WScript.exe
                                            "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                            20⤵
                                            • Loads dropped DLL
                                            PID:888
                                            • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                              "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                              21⤵
                                              • Executes dropped EXE
                                              • Suspicious use of SetWindowsHookEx
                                              PID:2820
                                              • C:\Windows\SysWOW64\WScript.exe
                                                "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                22⤵
                                                • Loads dropped DLL
                                                PID:1360
                                                • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                  "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                  23⤵
                                                  • Executes dropped EXE
                                                  • Suspicious use of SetWindowsHookEx
                                                  PID:2448
                                                  • C:\Windows\SysWOW64\WScript.exe
                                                    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                    24⤵
                                                    • Loads dropped DLL
                                                    PID:2076
                                                    • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                      "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                      25⤵
                                                      • Executes dropped EXE
                                                      • Suspicious use of SetWindowsHookEx
                                                      PID:1644
                                                      • C:\Windows\SysWOW64\WScript.exe
                                                        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                        26⤵
                                                        • Loads dropped DLL
                                                        PID:1812
                                                        • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                          "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                          27⤵
                                                          • Executes dropped EXE
                                                          • Suspicious use of SetWindowsHookEx
                                                          PID:560
                                                          • C:\Windows\SysWOW64\WScript.exe
                                                            "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                            28⤵
                                                            • Loads dropped DLL
                                                            PID:3004
                                                            • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                              "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                              29⤵
                                                              • Executes dropped EXE
                                                              • Suspicious use of SetWindowsHookEx
                                                              PID:1476
                                                              • C:\Windows\SysWOW64\WScript.exe
                                                                "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                                30⤵
                                                                  PID:1628
                                                              • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                                "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                                29⤵
                                                                • Executes dropped EXE
                                                                • Suspicious use of SetWindowsHookEx
                                                                PID:2988
                                                                • C:\Windows\SysWOW64\WScript.exe
                                                                  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                                  30⤵
                                                                  • Loads dropped DLL
                                                                  PID:1608
                                                                  • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                                    "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                                    31⤵
                                                                    • Executes dropped EXE
                                                                    • Suspicious use of SetWindowsHookEx
                                                                    PID:2788
                                                                    • C:\Windows\SysWOW64\WScript.exe
                                                                      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                                      32⤵
                                                                      • Loads dropped DLL
                                                                      PID:2528
                                                                      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                                        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                                        33⤵
                                                                        • Executes dropped EXE
                                                                        • Suspicious use of SetWindowsHookEx
                                                                        PID:2640
                                                                        • C:\Windows\SysWOW64\WScript.exe
                                                                          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                                          34⤵
                                                                          • Loads dropped DLL
                                                                          PID:1688
                                                                          • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                                            "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                                            35⤵
                                                                            • Executes dropped EXE
                                                                            • Suspicious use of SetWindowsHookEx
                                                                            PID:1108
                                                                            • C:\Windows\SysWOW64\WScript.exe
                                                                              "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                                              36⤵
                                                                              • Loads dropped DLL
                                                                              PID:1624
                                                                              • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                                                "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                                                37⤵
                                                                                • Executes dropped EXE
                                                                                • Suspicious use of SetWindowsHookEx
                                                                                PID:2816
                                                                                • C:\Windows\SysWOW64\WScript.exe
                                                                                  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                                                  38⤵
                                                                                  • Loads dropped DLL
                                                                                  PID:2832
                                                                                  • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                                                    "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                                                    39⤵
                                                                                    • Executes dropped EXE
                                                                                    • Suspicious use of SetWindowsHookEx
                                                                                    PID:1036
                                                                                    • C:\Windows\SysWOW64\WScript.exe
                                                                                      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                                                      40⤵
                                                                                      • Loads dropped DLL
                                                                                      PID:580
                                                                                      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                                                        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                                                        41⤵
                                                                                        • Executes dropped EXE
                                                                                        • Suspicious use of SetWindowsHookEx
                                                                                        PID:540
                                                                                        • C:\Windows\SysWOW64\WScript.exe
                                                                                          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                                                          42⤵
                                                                                            PID:1856
                                                    • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                                                      "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
                                                      23⤵
                                                      • Executes dropped EXE
                                                      • Suspicious use of SetWindowsHookEx
                                                      PID:780
                                                      • C:\Windows\SysWOW64\WScript.exe
                                                        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
                                                        24⤵
                                                          PID:1488

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                Config.ini

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\Config.ini
                • Size 92B
                • SHA256 44063c266686263f14cd2a83fee124fb3e61a9171a6aab69709464f49511011d
                • MD5 SHA1 SHA512

                VBS3.vbs

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
                • Size 753B
                • SHA256 a96ad3511edfa4d9f9533a533a7bb6e0453acd6359249763c69fa6a3ddd9862b
                • MD5 SHA1 SHA512

                VBS3.vbs

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
                • Size 696B
                • SHA256 9eca0120263ab4947d38369d9a4986744e61189382c1d313eb464ad449ea2651
                • MD5 SHA1 SHA512

                VBS3.vbs

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
                • Size 696B
                • SHA256 854aeaf6ba44537fc01088f8c336552a1aab4c6df84938d241c8616b6f0802e4
                • MD5 SHA1 SHA512

                VBS3.vbs

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
                • Size 696B
                • SHA256 1a6710caaf3886be368f3205ee8c9905e10f8ed754d80598c80f1455a700d846
                • MD5 SHA1 SHA512

                VBS3.vbs

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
                • Size 696B
                • SHA256 83a3606b4d4b48761b768ff2bd5668a599025f46b5d31b73bd0b014f6f95e225
                • MD5 SHA1 SHA512

                VBS3.vbs

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
                • Size 696B
                • SHA256 2e455d4d9ba6db3056e273b33c3cc67d60d76c4a750b98b2d4d0e2bcc6aa57b1
                • MD5 SHA1 SHA512

                VBS3.vbs

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
                • Size 696B
                • SHA256 7acb095ca5298eb1d1e2ba7f02c1b876d7d28684762a9d180ae2ed8c9e68beb2
                • MD5 SHA1 SHA512

                VBS3.vbs

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
                • Size 696B
                • SHA256 099ad392a60ee09509cf2982deb126acb373115124e33c1c9d18931fa32af630
                • MD5 SHA1 SHA512

                VBS3.vbs

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
                • Size 696B
                • SHA256 da674cdbd4dd762cc32ce0bd2ec36929a626e0e87f7ab7a4a1b1e1ce0123d999
                • MD5 SHA1 SHA512

                svchcst.exe

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                • Size 1.1MB
                • SHA256 0d0dc93c29db4ac7f581f3b952f0f578a9c343334b287cbb4a16ed95a00a6d9a
                • MD5 SHA1 SHA512 SSDEEP

                svchcst.exe

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                • Size 1.1MB
                • SHA256 fe83c96f20a6e772320f75fd5f5697b6f0f0d01b15fd78dac76a61caf723380b
                • MD5 SHA1 SHA512 SSDEEP

                svchcst.exe

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                • Size 1.1MB
                • SHA256 ca0dc060203c6b943b821521aecec4accd491bd4900d64508113d68568851401
                • MD5 SHA1 SHA512 SSDEEP

                svchcst.exe

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                • Size 1.1MB
                • SHA256 84b6daaa8e908b8a66e757f8bb4d47b9f5cd944918ec439d98a835d4107254ff
                • MD5 SHA1 SHA512 SSDEEP

                svchcst.exe

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                • Size 1.1MB
                • SHA256 df623de42eb4a029407879969aed7c570b96591893f9b97e00e27bdef4f9e67b
                • MD5 SHA1 SHA512 SSDEEP

                svchcst.exe

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                • Size 1.1MB
                • SHA256 3987299e855768ad59501a3685d13c7b3387bee59b961338ab970420822a3a26
                • MD5 SHA1 SHA512 SSDEEP

                svchcst.exe

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                • Size 1.1MB
                • SHA256 7a658eec89af775afaf1c84288b9e98ea4d9f1ceeceaa442fe144dcf1e674860
                • MD5 SHA1 SHA512 SSDEEP

                svchcst.exe

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
                • Size 1.1MB
                • SHA256 8db8fb104aab1634bd55e8fe904cb76b429414423f66a794a47f7cf7699682b3
                • MD5 SHA1 SHA512 SSDEEP

                memory/2040-8-0x0000000000400000-0x0000000000551000-memory.dmp