Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    09/06/2022, 13:14

General

  • Target

    48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe

  • Size

    634KB

  • MD5

    43c58adee9cb4ef968bfc14816a4762b

  • SHA1

    81cad18a8d153367facf6fffe47cfabc44d80026

  • SHA256

    48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c

  • SHA512

    91a7c5c7c68d8f21cfdbb134a6681f74e4c947ffae1767339e838a268d35d8b400d66e57f3573a27a5c3180299fc606997ebcc73e4776e477113dd85ffd4d94c

Malware Config

Signatures

  • Imminent RAT

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

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe
    "C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe
      "C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2640
      • C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe
        "C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4200
        • C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe
          "C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4424
      • 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\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3668
        • C:\Windows\SysWOW64\PING.EXE
          ping 1.1.1.1 -n 1 -w 1000
          4⤵
          • Runs ping.exe
          PID:1176
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:4160

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe.log

      Filesize

      706B

      MD5

      2ef5ef69dadb8865b3d5b58c956077b8

      SHA1

      af2d869bac00685c745652bbd8b3fe82829a8998

      SHA256

      363502eb2a4e53ba02d2d85412b901fcf8e06de221736bdffa949799ef3d21e3

      SHA512

      66d4db5dd17d88e1d54ea0df3a7211a503dc4355de701259cefccc9f2e4e3ced9534b700099ffbb089a5a3acb082011c80b61801aa14aff76b379ce8f90d4fd3

    • C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe

      Filesize

      634KB

      MD5

      43c58adee9cb4ef968bfc14816a4762b

      SHA1

      81cad18a8d153367facf6fffe47cfabc44d80026

      SHA256

      48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c

      SHA512

      91a7c5c7c68d8f21cfdbb134a6681f74e4c947ffae1767339e838a268d35d8b400d66e57f3573a27a5c3180299fc606997ebcc73e4776e477113dd85ffd4d94c

    • C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe

      Filesize

      634KB

      MD5

      43c58adee9cb4ef968bfc14816a4762b

      SHA1

      81cad18a8d153367facf6fffe47cfabc44d80026

      SHA256

      48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c

      SHA512

      91a7c5c7c68d8f21cfdbb134a6681f74e4c947ffae1767339e838a268d35d8b400d66e57f3573a27a5c3180299fc606997ebcc73e4776e477113dd85ffd4d94c

    • C:\Users\Admin\AppData\Local\Temp\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c\48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c.exe

      Filesize

      634KB

      MD5

      43c58adee9cb4ef968bfc14816a4762b

      SHA1

      81cad18a8d153367facf6fffe47cfabc44d80026

      SHA256

      48ea163e293c5e4fade6f1406d8ef63167f8378672008852a29e37690747c14c

      SHA512

      91a7c5c7c68d8f21cfdbb134a6681f74e4c947ffae1767339e838a268d35d8b400d66e57f3573a27a5c3180299fc606997ebcc73e4776e477113dd85ffd4d94c

    • memory/2640-135-0x0000000000400000-0x0000000000456000-memory.dmp

      Filesize

      344KB

    • memory/2640-137-0x0000000007220000-0x0000000007286000-memory.dmp

      Filesize

      408KB

    • memory/2848-130-0x0000000000610000-0x00000000006B6000-memory.dmp

      Filesize

      664KB

    • memory/2848-133-0x0000000008680000-0x000000000871C000-memory.dmp

      Filesize

      624KB

    • memory/2848-132-0x00000000050D0000-0x0000000005162000-memory.dmp

      Filesize

      584KB

    • memory/2848-131-0x00000000055E0000-0x0000000005B84000-memory.dmp

      Filesize

      5.6MB

    • memory/4424-146-0x00000000081A0000-0x00000000081AA000-memory.dmp

      Filesize

      40KB