Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    19-05-2024 20:05

General

  • Target

    2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe

  • Size

    645KB

  • MD5

    2c503f3afa7dc8b3ff80910eaee058b0

  • SHA1

    67d1b22afc35b76b813a25f1a6d0beb5074bab68

  • SHA256

    aa2228845b62429199c3bc15482fece687518c1b55e6d19a4816be2652159296

  • SHA512

    9fda6580f08dcb171dc10da16d74cd7e5c3cfa138311d0bb680568d00d6c69cd6cf22c2b2e5359eeaf8dc01948eecbf9816275509faf0557c9015fdfcd8658d2

  • SSDEEP

    12288:p700p8Erbi0OpL46A9jmP/uhu/yMS08CkntxYRgL:zp8Erb+GfmP/UDMS08Ckn37

Malware Config

Extracted

Family

kutaki

C2

http://newlinkwotolove.club/love/three.php

Signatures

  • Kutaki

    Information stealer and keylogger that hides inside legitimate Visual Basic applications.

  • Kutaki Executable 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Users\Admin\AppData\Local\Temp\NewBitmapImage.bmp
      2⤵
        PID:2040
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qjzyzxfk.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qjzyzxfk.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:2884
    • C:\Windows\SysWOW64\DllHost.exe
      C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:2648

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qjzyzxfk.exe
      Filesize

      645KB

      MD5

      2c503f3afa7dc8b3ff80910eaee058b0

      SHA1

      67d1b22afc35b76b813a25f1a6d0beb5074bab68

      SHA256

      aa2228845b62429199c3bc15482fece687518c1b55e6d19a4816be2652159296

      SHA512

      9fda6580f08dcb171dc10da16d74cd7e5c3cfa138311d0bb680568d00d6c69cd6cf22c2b2e5359eeaf8dc01948eecbf9816275509faf0557c9015fdfcd8658d2

    • memory/2040-62-0x0000000000740000-0x0000000000742000-memory.dmp
      Filesize

      8KB

    • memory/2648-63-0x0000000000160000-0x0000000000162000-memory.dmp
      Filesize

      8KB