Analysis

  • max time kernel
    141s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/05/2024, 22:26

General

  • Target
    1a9d0cf7951782b4da01607ef935e4a0_NeikiAnalytics.exe
  • Size 27KB
  • Sample240510-2cp73adb9s
  • SHA256 791e409f7f8f7ba13140a7661923b1fbd8e59350a82d33dab620c7e8aef88294
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a9d0cf7951782b4da01607ef935e4a0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\1a9d0cf7951782b4da01607ef935e4a0_NeikiAnalytics.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:3516

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        excel.exe_Rules.xml

        • Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
        • Size 348KB
        • SHA256 226898974271e3b63c649f875130c2f4df15b6489f856607c9453fa438a24d52
        • MD5 SHA1 SHA512 SSDEEP

        elCB5ez9tGHT0EA.exe

        • Path C:\Users\Admin\AppData\Local\Temp\elCB5ez9tGHT0EA.exe
        • Size 27KB
        • SHA256 2ecae818da8ca7cea065afc4a42dfff0dbf6b5ca42b19e400c9e3ac39d2db1f3
        • MD5 SHA1 SHA512 SSDEEP

        CTS.exe

        • Path C:\Windows\CTS.exe
        • Size 27KB
        • SHA256 720023737d7ff700818f55612ba069a609a5ddea646bb3509b615ee3523a4ca2
        • MD5 SHA1 SHA512 SSDEEP

        memory/2936-0-0x0000000000E00000-0x0000000000E18000-memory.dmp

        memory/2936-8-0x0000000000E00000-0x0000000000E18000-memory.dmp

        memory/3516-10-0x0000000000070000-0x0000000000088000-memory.dmp

        memory/3516-33-0x0000000000070000-0x0000000000088000-memory.dmp