Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/06/2024, 07:44

General

  • Target
    1688adc6cb34f91103572ddee2d82f00_NeikiAnalytics.exe
  • Size 45KB
  • Sample240609-jktlcage56
  • SHA256 cb5d2ab663260339e517a1cff9e84a4aa9f651046b606dc19bb96c69a7f9a9dc
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Disables RegEdit via registry modification 2 IoCs
  • Disables use of System Restore points 1 TTPs
  • Executes dropped EXE 14 IoCs
  • Modifies system executable filetype association 2 TTPs 13 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Drops desktop.ini file(s) 4 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 6 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies Control Panel 4 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs
  • System policy modification 1 TTPs 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1688adc6cb34f91103572ddee2d82f00_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\1688adc6cb34f91103572ddee2d82f00_NeikiAnalytics.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Disables RegEdit via registry modification
    • Modifies system executable filetype association
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:4764
    • C:\Windows\xk.exe
      C:\Windows\xk.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4268
    • C:\Windows\SysWOW64\IExplorer.exe
      C:\Windows\system32\IExplorer.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4924
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1508
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1136
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1716
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4964
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1400
    • C:\Windows\xk.exe
      C:\Windows\xk.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2020
    • C:\Windows\SysWOW64\IExplorer.exe
      C:\Windows\system32\IExplorer.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2108
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:212
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:208
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2304
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1416
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2960
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3700 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2248

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          CSRSS.EXE

          • Path C:\Users\Admin\AppData\Local\WINDOWS\CSRSS.EXE
          • Size 45KB
          • SHA256 11d263e6471afc1ee69efc17bc955ead378671de652bd73cc80a5cabd3246b0b
          • MD5 SHA1 SHA512 SSDEEP

          CSRSS.EXE

          • Path C:\Users\Admin\AppData\Local\WINDOWS\CSRSS.EXE
          • Size 45KB
          • SHA256 cfd303cfda5794b3c0a0b5efa521b1a0e43db3579846630a27662cf859728083
          • MD5 SHA1 SHA512 SSDEEP

          LSASS.EXE

          • Path C:\Users\Admin\AppData\Local\WINDOWS\LSASS.EXE
          • Size 45KB
          • SHA256 ad65d33cac6445847efe85f9d0ca351591bb48e381249291c1968f45ce11f18a
          • MD5 SHA1 SHA512 SSDEEP

          LSASS.EXE

          • Path C:\Users\Admin\AppData\Local\WINDOWS\LSASS.EXE
          • Size 45KB
          • SHA256 e9c2d6d15c0ee6b44b243d48010124a6a040c955d39d5fbf6e561099d8b3d067
          • MD5 SHA1 SHA512 SSDEEP

          SERVICES.EXE

          • Path C:\Users\Admin\AppData\Local\WINDOWS\SERVICES.EXE
          • Size 45KB
          • SHA256 ab18d06a5f0b47bf1c97bb3fc280e04eb09849aa968422addd80a61967fa2bae
          • MD5 SHA1 SHA512 SSDEEP

          SERVICES.EXE

          • Path C:\Users\Admin\AppData\Local\WINDOWS\SERVICES.EXE
          • Size 45KB
          • SHA256 926d228087de6740098e37f5477dd5cbfca1d1f6513890099870759c42ae5dcb
          • MD5 SHA1 SHA512 SSDEEP

          SMSS.EXE

          • Path C:\Users\Admin\AppData\Local\WINDOWS\SMSS.EXE
          • Size 45KB
          • SHA256 c78be9f0c950854264f52e9e4a9d54acfac08b8ccb65c9275a3cfab56559445e
          • MD5 SHA1 SHA512 SSDEEP

          SMSS.EXE

          • Path C:\Users\Admin\AppData\Local\WINDOWS\SMSS.EXE
          • Size 45KB
          • SHA256 0666002a10b0947eea15431131066c9dbc54968ee6d2c32fe4be74374463ef79
          • MD5 SHA1 SHA512 SSDEEP

          WINLOGON.EXE

          • Path C:\Users\Admin\AppData\Local\WINDOWS\WINLOGON.EXE
          • Size 45KB
          • SHA256 6170ba37067a1b6eb2afdf14d4c6f4348a74b7f410f7edcea3db1db63e90cebf
          • MD5 SHA1 SHA512 SSDEEP

          WINLOGON.EXE

          • Path C:\Users\Admin\AppData\Local\WINDOWS\WINLOGON.EXE
          • Size 45KB
          • SHA256 2936b6dde0c30af30f4ef76de4cc8c836141ddba24662f1c70e72e67415d3ead
          • MD5 SHA1 SHA512 SSDEEP

          IExplorer.exe

          • Path C:\Windows\SysWOW64\IExplorer.exe
          • Size 45KB
          • SHA256 059c5c9b6a34cad6e64d5387d1e73a3ded7b5db76241126cf525309e3e72cce7
          • MD5 SHA1 SHA512 SSDEEP

          IExplorer.exe

          • Path C:\Windows\SysWOW64\IExplorer.exe
          • Size 45KB
          • SHA256 a8583634ecf152f4397d60329d92e75a2c18e397fd67ecf0c8b70558a1bc10d7
          • MD5 SHA1 SHA512 SSDEEP

          IExplorer.exe

          • Path C:\Windows\SysWOW64\IExplorer.exe
          • Size 45KB
          • SHA256 cb5d2ab663260339e517a1cff9e84a4aa9f651046b606dc19bb96c69a7f9a9dc
          • MD5 SHA1 SHA512 SSDEEP

          xk.exe

          • Path C:\Windows\xk.exe
          • Size 45KB
          • SHA256 56be6f84ddde0f5595425098dff94844c7ea90f85b082aa13f39f590f4b887dc
          • MD5 SHA1 SHA512 SSDEEP

          xk.exe

          • Path C:\Windows\xk.exe
          • Size 45KB
          • SHA256 4c6a21e62ba75c3f4aebda649977b7f9a6633b0712afa60d33a8d167c63a8550
          • MD5 SHA1 SHA512 SSDEEP

          memory/208-246-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/212-243-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/212-237-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/1136-71-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/1400-87-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/1400-91-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/1416-258-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/1508-65-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/1716-77-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/2020-230-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/2108-235-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/2304-251-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/2960-261-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/4268-55-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/4764-0-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/4764-118-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/4764-117-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/4764-262-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/4924-59-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/4964-85-0x0000000000400000-0x000000000042E000-memory.dmp