Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-10-2022 23:23

General

  • Target

    fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe

  • Size

    563KB

  • MD5

    51f6ccf656904d48cd90444417611fc0

  • SHA1

    877814a4b088e1ea7530c6ca883804bc392c1f49

  • SHA256

    fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b

  • SHA512

    5996a3597b4131c1532c31599556ea9c836a8505275fc8153fdb1ffe45646eb7d54c7bbb405d51729f66d974867f391840aac39c8e2436eb7f7f50cc3cea9430

  • SSDEEP

    6144:beTgANUWtpTMkP2ORImNQE4W1lgQPWC159tkgAAYyQfJEQgMjnLmPgshwPYnM3uJ:bhAN1tpAwImNQENN1XA3fXLiXC17

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Disables Task Manager via registry modification
  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 44 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
    "C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2628
    • C:\Windows\SysWOW64\REG.exe
      REG add HKCU\Software\Policies\Microsoft\Windows\System /v DisableCMD /t REG_DWORD /d 1 /f
      2⤵
      • Modifies registry key
      PID:2908
    • C:\Windows\SysWOW64\REG.exe
      REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
      2⤵
      • Modifies registry key
      PID:1108
    • C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
      C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
      2⤵
      • Checks computer location settings
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5008
      • C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
        "C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2284
        • C:\Windows\SysWOW64\REG.exe
          REG add HKCU\Software\Policies\Microsoft\Windows\System /v DisableCMD /t REG_DWORD /d 1 /f
          4⤵
          • Modifies registry key
          PID:396
        • C:\Windows\SysWOW64\REG.exe
          REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
          4⤵
          • Modifies registry key
          PID:2620
        • C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
          C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
          4⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Adds Run key to start application
          • Drops desktop.ini file(s)
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:176
          • C:\Windows\SysWOW64\Taskmgr.exe
            "C:\Windows\System32\Taskmgr.exe"
            5⤵
              PID:2756
            • C:\Windows\SysWOW64\Taskmgr.exe
              "C:\Windows\System32\Taskmgr.exe"
              5⤵
                PID:2136
              • C:\Windows\SysWOW64\Taskmgr.exe
                "C:\Windows\System32\Taskmgr.exe"
                5⤵
                  PID:4352
                • C:\Windows\SysWOW64\Taskmgr.exe
                  "C:\Windows\System32\Taskmgr.exe"
                  5⤵
                    PID:4300
                  • C:\Windows\SysWOW64\Taskmgr.exe
                    "C:\Windows\System32\Taskmgr.exe"
                    5⤵
                      PID:984
                    • C:\Windows\SysWOW64\Taskmgr.exe
                      "C:\Windows\System32\Taskmgr.exe"
                      5⤵
                        PID:4080
                      • C:\Windows\SysWOW64\Taskmgr.exe
                        "C:\Windows\System32\Taskmgr.exe"
                        5⤵
                          PID:4508
                        • C:\Windows\SysWOW64\Taskmgr.exe
                          "C:\Windows\System32\Taskmgr.exe"
                          5⤵
                            PID:4660
                          • C:\Windows\SysWOW64\Taskmgr.exe
                            "C:\Windows\System32\Taskmgr.exe"
                            5⤵
                              PID:400
                            • C:\Windows\SysWOW64\Taskmgr.exe
                              "C:\Windows\System32\Taskmgr.exe"
                              5⤵
                                PID:3584
                              • C:\Windows\SysWOW64\Taskmgr.exe
                                "C:\Windows\System32\Taskmgr.exe"
                                5⤵
                                  PID:4744
                                • C:\Windows\SysWOW64\Taskmgr.exe
                                  "C:\Windows\System32\Taskmgr.exe"
                                  5⤵
                                    PID:1476
                                  • C:\Windows\SysWOW64\Taskmgr.exe
                                    "C:\Windows\System32\Taskmgr.exe"
                                    5⤵
                                      PID:3148
                                    • C:\Windows\SysWOW64\Taskmgr.exe
                                      "C:\Windows\System32\Taskmgr.exe"
                                      5⤵
                                        PID:4796
                                      • C:\Windows\SysWOW64\Taskmgr.exe
                                        "C:\Windows\System32\Taskmgr.exe"
                                        5⤵
                                          PID:2476
                                        • C:\Windows\SysWOW64\Taskmgr.exe
                                          "C:\Windows\System32\Taskmgr.exe"
                                          5⤵
                                            PID:380
                                          • C:\Windows\SysWOW64\Taskmgr.exe
                                            "C:\Windows\System32\Taskmgr.exe"
                                            5⤵
                                              PID:1332
                                            • C:\Windows\SysWOW64\Taskmgr.exe
                                              "C:\Windows\System32\Taskmgr.exe"
                                              5⤵
                                                PID:4584
                                              • C:\Windows\SysWOW64\Taskmgr.exe
                                                "C:\Windows\System32\Taskmgr.exe"
                                                5⤵
                                                  PID:3372
                                                • C:\Windows\SysWOW64\Taskmgr.exe
                                                  "C:\Windows\System32\Taskmgr.exe"
                                                  5⤵
                                                    PID:4632
                                                  • C:\Windows\SysWOW64\Taskmgr.exe
                                                    "C:\Windows\System32\Taskmgr.exe"
                                                    5⤵
                                                      PID:5008
                                                    • C:\Windows\SysWOW64\Taskmgr.exe
                                                      "C:\Windows\System32\Taskmgr.exe"
                                                      5⤵
                                                        PID:4372
                                                  • C:\Windows\SysWOW64\cmd.exe
                                                    "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe"
                                                    3⤵
                                                      PID:2424

                                                Network

                                                MITRE ATT&CK Enterprise v6

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

                                                • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe.log

                                                  Filesize

                                                  771B

                                                  MD5

                                                  8d62bbabdf7b4f0f60cd9eae79236ed5

                                                  SHA1

                                                  d6477264febcf5bd26ad44b6e9c60a3567e48967

                                                  SHA256

                                                  f352c1aa1d93ee66e12948e5e3add72d7c25dda070df9b6a5040cb60e289ddd4

                                                  SHA512

                                                  96949b062c1a99094453e4c76175aecf10a9b2c89e102e6a63d8c13e58a56076d5f5e1d41cdcd147738b17574c42c1f8d01253f7d3ed953cad7b6537ed162afd

                                                • C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe

                                                  Filesize

                                                  563KB

                                                  MD5

                                                  51f6ccf656904d48cd90444417611fc0

                                                  SHA1

                                                  877814a4b088e1ea7530c6ca883804bc392c1f49

                                                  SHA256

                                                  fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b

                                                  SHA512

                                                  5996a3597b4131c1532c31599556ea9c836a8505275fc8153fdb1ffe45646eb7d54c7bbb405d51729f66d974867f391840aac39c8e2436eb7f7f50cc3cea9430

                                                • C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe

                                                  Filesize

                                                  563KB

                                                  MD5

                                                  51f6ccf656904d48cd90444417611fc0

                                                  SHA1

                                                  877814a4b088e1ea7530c6ca883804bc392c1f49

                                                  SHA256

                                                  fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b

                                                  SHA512

                                                  5996a3597b4131c1532c31599556ea9c836a8505275fc8153fdb1ffe45646eb7d54c7bbb405d51729f66d974867f391840aac39c8e2436eb7f7f50cc3cea9430

                                                • C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe

                                                  Filesize

                                                  563KB

                                                  MD5

                                                  51f6ccf656904d48cd90444417611fc0

                                                  SHA1

                                                  877814a4b088e1ea7530c6ca883804bc392c1f49

                                                  SHA256

                                                  fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b

                                                  SHA512

                                                  5996a3597b4131c1532c31599556ea9c836a8505275fc8153fdb1ffe45646eb7d54c7bbb405d51729f66d974867f391840aac39c8e2436eb7f7f50cc3cea9430

                                                • memory/176-152-0x0000000074880000-0x0000000074E31000-memory.dmp

                                                  Filesize

                                                  5.7MB

                                                • memory/176-155-0x0000000074880000-0x0000000074E31000-memory.dmp

                                                  Filesize

                                                  5.7MB

                                                • memory/2284-151-0x0000000074880000-0x0000000074E31000-memory.dmp

                                                  Filesize

                                                  5.7MB

                                                • memory/2628-132-0x0000000074880000-0x0000000074E31000-memory.dmp

                                                  Filesize

                                                  5.7MB

                                                • memory/2628-137-0x0000000074880000-0x0000000074E31000-memory.dmp

                                                  Filesize

                                                  5.7MB

                                                • memory/5008-138-0x0000000074880000-0x0000000074E31000-memory.dmp

                                                  Filesize

                                                  5.7MB

                                                • memory/5008-136-0x0000000000400000-0x000000000044A000-memory.dmp

                                                  Filesize

                                                  296KB

                                                • memory/5008-139-0x0000000074880000-0x0000000074E31000-memory.dmp

                                                  Filesize

                                                  5.7MB

                                                • memory/5008-145-0x0000000074880000-0x0000000074E31000-memory.dmp

                                                  Filesize

                                                  5.7MB