Analysis

  • max time kernel
    152s
  • 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
    24/11/2022, 07:20

General

  • Target
    70d456dbfdb650b775d74dfccd2024863ffb80f04dfd88c9f92af337d6d3a6e8.exe
  • Size 358KB
  • Sample221124-h6cdhsge35
  • SHA256 70d456dbfdb650b775d74dfccd2024863ffb80f04dfd88c9f92af337d6d3a6e8
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Imminent RAT

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

  • Executes dropped EXE 4 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 2 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\70d456dbfdb650b775d74dfccd2024863ffb80f04dfd88c9f92af337d6d3a6e8.exe
    "C:\Users\Admin\AppData\Local\Temp\70d456dbfdb650b775d74dfccd2024863ffb80f04dfd88c9f92af337d6d3a6e8.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2372
    • C:\Users\Admin\AppData\Local\Temp\70d456dbfdb650b775d74dfccd2024863ffb80f04dfd88c9f92af337d6d3a6e8.exe
      "C:\Users\Admin\AppData\Local\Temp\70d456dbfdb650b775d74dfccd2024863ffb80f04dfd88c9f92af337d6d3a6e8.exe"
      2⤵
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4188
    • C:\Users\Admin\AppData\Roaming\Microsoft\IpOverUsbSvrc.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\IpOverUsbSvrc.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Users\Admin\AppData\Roaming\Microsoft\atiesrx.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\atiesrx.exe
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1864
        • C:\Users\Admin\AppData\Roaming\Microsoft\atiesrx.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\atiesrx.exe"
          4⤵
          • Executes dropped EXE
          PID:3548
        • C:\Users\Admin\AppData\Roaming\Microsoft\IpOverUsbSvrc.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\IpOverUsbSvrc.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of AdjustPrivilegeToken
          PID:972

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        IpOverUsbSvrc.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\IpOverUsbSvrc.exe.log
        • Size 224B
        • SHA256 677e9e30350df17e2bc20fa9f7d730e9f7cc6e870d6520a345f5f7dc5b31f58a
        • MD5 SHA1 SHA512

        IpOverUsbSvrc.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\IpOverUsbSvrc.exe
        • Size 7KB
        • SHA256 218e599bdf886981e72de419165df2048865c3eabec6d0cbf0ea5bdb2048fe70
        • MD5 SHA1 SHA512 SSDEEP

        IpOverUsbSvrc.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\IpOverUsbSvrc.exe
        • Size 7KB
        • SHA256 218e599bdf886981e72de419165df2048865c3eabec6d0cbf0ea5bdb2048fe70
        • MD5 SHA1 SHA512 SSDEEP

        IpOverUsbSvrc.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\IpOverUsbSvrc.exe
        • Size 7KB
        • SHA256 218e599bdf886981e72de419165df2048865c3eabec6d0cbf0ea5bdb2048fe70
        • MD5 SHA1 SHA512 SSDEEP

        IpOverUsbSvrc.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\IpOverUsbSvrc.exe
        • Size 7KB
        • SHA256 218e599bdf886981e72de419165df2048865c3eabec6d0cbf0ea5bdb2048fe70
        • MD5 SHA1 SHA512 SSDEEP

        atiesrx.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\atiesrx.exe
        • Size 358KB
        • SHA256 70d456dbfdb650b775d74dfccd2024863ffb80f04dfd88c9f92af337d6d3a6e8
        • MD5 SHA1 SHA512 SSDEEP

        atiesrx.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\atiesrx.exe
        • Size 358KB
        • SHA256 70d456dbfdb650b775d74dfccd2024863ffb80f04dfd88c9f92af337d6d3a6e8
        • MD5 SHA1 SHA512 SSDEEP

        atiesrx.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\atiesrx.exe
        • Size 358KB
        • SHA256 70d456dbfdb650b775d74dfccd2024863ffb80f04dfd88c9f92af337d6d3a6e8
        • MD5 SHA1 SHA512 SSDEEP

        memory/972-158-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/972-159-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/1864-146-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/1864-147-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/2372-132-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/2372-133-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/2372-148-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/2848-149-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/2848-140-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/2848-142-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/3548-157-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/3548-151-0x0000000000400000-0x000000000044A000-memory.dmp

        memory/4188-136-0x0000000075270000-0x0000000075821000-memory.dmp

        memory/4188-141-0x0000000075270000-0x0000000075821000-memory.dmp