Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/10/2022, 13:35

General

  • Target
    2caddaa7a9ff687601cd4b42d35f2564ed234d65518c39d8b25bd52ae52a99ec.exe
  • Size 1.0MB
  • Sample221019-qvqe1aaaf3
  • SHA256 2caddaa7a9ff687601cd4b42d35f2564ed234d65518c39d8b25bd52ae52a99ec
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Imminent RAT

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

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2caddaa7a9ff687601cd4b42d35f2564ed234d65518c39d8b25bd52ae52a99ec.exe
    "C:\Users\Admin\AppData\Local\Temp\2caddaa7a9ff687601cd4b42d35f2564ed234d65518c39d8b25bd52ae52a99ec.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds policy Run key to start application
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1192

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1192-133-0x0000000000440000-0x0000000000492000-memory.dmp

        memory/1192-134-0x0000000004D10000-0x0000000004DAC000-memory.dmp

        memory/1192-135-0x00000000068C0000-0x0000000006E64000-memory.dmp