Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    12/06/2022, 16:57

General

  • Target

    1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe

  • Size

    614KB

  • MD5

    8c96678b5ce7ce0cb1159933f424c087

  • SHA1

    acba652b4f5e7638e050de070db3a98cd6476627

  • SHA256

    1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1

  • SHA512

    0308fe7bde9d0febca0ab7382cd282a0ff24015a0f97646e22b1b2f6636fcf1180e5855ce806dcdcfc55b6860d9b358492aa844c41ece21f6848f7adb58fe8a0

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: EnumeratesProcesses 44 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe
    "C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe
      "C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1688
      • C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe
        "C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4428
        • C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe
          "C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4008
      • 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\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3684
        • C:\Windows\SysWOW64\PING.EXE
          ping 1.1.1.1 -n 1 -w 1000
          4⤵
          • Runs ping.exe
          PID:5016
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:2916

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe.log

      Filesize

      706B

      MD5

      2ef5ef69dadb8865b3d5b58c956077b8

      SHA1

      af2d869bac00685c745652bbd8b3fe82829a8998

      SHA256

      363502eb2a4e53ba02d2d85412b901fcf8e06de221736bdffa949799ef3d21e3

      SHA512

      66d4db5dd17d88e1d54ea0df3a7211a503dc4355de701259cefccc9f2e4e3ced9534b700099ffbb089a5a3acb082011c80b61801aa14aff76b379ce8f90d4fd3

    • C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe

      Filesize

      614KB

      MD5

      8c96678b5ce7ce0cb1159933f424c087

      SHA1

      acba652b4f5e7638e050de070db3a98cd6476627

      SHA256

      1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1

      SHA512

      0308fe7bde9d0febca0ab7382cd282a0ff24015a0f97646e22b1b2f6636fcf1180e5855ce806dcdcfc55b6860d9b358492aa844c41ece21f6848f7adb58fe8a0

    • C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe

      Filesize

      614KB

      MD5

      8c96678b5ce7ce0cb1159933f424c087

      SHA1

      acba652b4f5e7638e050de070db3a98cd6476627

      SHA256

      1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1

      SHA512

      0308fe7bde9d0febca0ab7382cd282a0ff24015a0f97646e22b1b2f6636fcf1180e5855ce806dcdcfc55b6860d9b358492aa844c41ece21f6848f7adb58fe8a0

    • C:\Users\Admin\AppData\Local\Temp\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1\1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1.exe

      Filesize

      614KB

      MD5

      8c96678b5ce7ce0cb1159933f424c087

      SHA1

      acba652b4f5e7638e050de070db3a98cd6476627

      SHA256

      1fbb8b79e7971693f6a45fa2ef39ed0fbdbe295c449b4c33a56e4c07b7b529e1

      SHA512

      0308fe7bde9d0febca0ab7382cd282a0ff24015a0f97646e22b1b2f6636fcf1180e5855ce806dcdcfc55b6860d9b358492aa844c41ece21f6848f7adb58fe8a0

    • memory/1688-137-0x0000000000700000-0x0000000000756000-memory.dmp

      Filesize

      344KB

    • memory/1688-138-0x0000000007320000-0x0000000007386000-memory.dmp

      Filesize

      408KB

    • memory/2156-133-0x00000000058D0000-0x000000000596C000-memory.dmp

      Filesize

      624KB

    • memory/2156-130-0x0000000000010000-0x00000000000B0000-memory.dmp

      Filesize

      640KB

    • memory/2156-132-0x0000000004B20000-0x0000000004BB2000-memory.dmp

      Filesize

      584KB

    • memory/2156-131-0x0000000005020000-0x00000000055C4000-memory.dmp

      Filesize

      5.6MB

    • memory/4008-147-0x0000000007780000-0x000000000778A000-memory.dmp

      Filesize

      40KB