Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/04/2024, 04:29

General

  • Target
    6906b1e376b55d348f7f680b7ba360ee482f8586640e58ca332b5855cf6d784a.exe
  • Size 1.0MB
  • Sample240423-e399lada8v
  • SHA256 6906b1e376b55d348f7f680b7ba360ee482f8586640e58ca332b5855cf6d784a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Gh0st RAT payload 2 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6906b1e376b55d348f7f680b7ba360ee482f8586640e58ca332b5855cf6d784a.exe
    "C:\Users\Admin\AppData\Local\Temp\6906b1e376b55d348f7f680b7ba360ee482f8586640e58ca332b5855cf6d784a.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    PID:1204
  • C:\windows\Nkyzgn.exe
    C:\windows\Nkyzgn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\windows\Nkyzgn.exe
      C:\windows\Nkyzgn.exe -acsi
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      PID:4228

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        ini.ini

        • Path C:\Windows\SysWOW64\ini.ini
        • Size 19B
        • SHA256 556243e27a369fbdff1ecfb413b7540f1eb4e6becba03b76d221443b0d022351
        • MD5 SHA1 SHA512

        input.txt

        • Path C:\input.txt
        • Size 4B
        • SHA256 5792735a0acc9c27b1f06c2b59a9f410b99d602e65cef99168d6e4d16a67f6a4
        • MD5 SHA1 SHA512

        Nkyzgn.exe

        • Path C:\windows\Nkyzgn.exe
        • Size 1.0MB
        • SHA256 6906b1e376b55d348f7f680b7ba360ee482f8586640e58ca332b5855cf6d784a
        • MD5 SHA1 SHA512 SSDEEP

        memory/1204-3-0x0000000010000000-0x000000001008E000-memory.dmp

        memory/4228-21-0x0000000010000000-0x000000001008E000-memory.dmp