Analysis

  • max time kernel
    60s
  • max time network
    64s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    27/02/2022, 10:43

General

  • Target
    Kasım Fatura kopyası.exe
  • Size 624KB
  • Sample220227-msgtasddfl
  • SHA256 29bd4d55cb24fd04eabdc27eabcabe11f348ed1fc60b4c066af3be4c5eed869c
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • netwire

C2
  • cash001.duckdns.org:3360

Attributes
  • activex_autorun

    true

  • activex_key

    {66E2SHG3-33KN-A7CW-7LD8-00AJ03SLXEYU}

  • copy_executable

    true

  • delete_original

    false

  • host_id

    prick

  • install_path

    %AppData%\Install\Host.exe

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • mutex

  • offline_keylogger

    true

  • password

    gbam1234

  • registry_autorun

    true

  • startup_name

    NetWire

  • use_mutex

    false

Signatures

  • NetWire RAT payload 2 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Modifies Installed Components in the registry 2 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Kasım Fatura kopyası.exe
    "C:\Users\Admin\AppData\Local\Temp\Kasım Fatura kopyası.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Users\Admin\AppData\Local\Temp\Kasım Fatura kopyası.exe
      "C:\Users\Admin\AppData\Local\Temp\Kasım Fatura kopyası.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      PID:1148

Network

        MITRE ATT&CK Enterprise v6

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        Downloads

        memory/1148-135-0x0000000000400000-0x000000000049D000-memory.dmp

        memory/1148-137-0x0000000000400000-0x0000000000425000-memory.dmp

        memory/1148-140-0x0000000000401000-0x0000000000417000-memory.dmp

        memory/2692-132-0x00000000029C0000-0x00000000029CF000-memory.dmp

        memory/2692-133-0x00007FF919671000-0x00007FF91978A000-memory.dmp

        memory/2692-134-0x0000000077BE1000-0x0000000077D01000-memory.dmp