Analysis

  • max time kernel
    145s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2024, 12:19

General

  • Target
    99693f2f6c85421734381a0957f5e382.exe
  • Size 534KB
  • Sample240213-phl2daaf84
  • SHA256 bdf2ac2fd9106e36b071409e48ba9c1996c4b987b6d28e6baf70046316d27c00
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • netwire

C2
  • 193.23.127.96:5004

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    FUDS

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    Password

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 4 IoCs
  • Netwire

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\99693f2f6c85421734381a0957f5e382.exe
    "C:\Users\Admin\AppData\Local\Temp\99693f2f6c85421734381a0957f5e382.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LlLyRuJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC64D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2696
    • C:\Users\Admin\AppData\Local\Temp\99693f2f6c85421734381a0957f5e382.exe
      "{path}"
      2⤵
        PID:2128

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          tmpC64D.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\tmpC64D.tmp
          • Size 1KB
          • SHA256 0fa2282078331f9c140562d562c02c1577d39dee246bf284a0beaf669c88241b
          • MD5 SHA1 SHA512

          memory/2012-4-0x0000000005CA0000-0x0000000005CB0000-memory.dmp

          memory/2012-10-0x00000000076A0000-0x0000000007738000-memory.dmp

          memory/2012-3-0x0000000005A80000-0x0000000005B12000-memory.dmp

          memory/2012-0-0x0000000000F80000-0x000000000100C000-memory.dmp

          memory/2012-5-0x0000000005A00000-0x0000000005A0A000-memory.dmp

          memory/2012-6-0x0000000005B60000-0x0000000005B68000-memory.dmp

          memory/2012-7-0x0000000005DA0000-0x0000000005E3C000-memory.dmp

          memory/2012-8-0x0000000074E40000-0x00000000755F0000-memory.dmp

          memory/2012-2-0x0000000005F90000-0x0000000006534000-memory.dmp

          memory/2012-11-0x0000000009BB0000-0x0000000009BFC000-memory.dmp

          memory/2012-9-0x0000000005CA0000-0x0000000005CB0000-memory.dmp

          memory/2012-1-0x0000000074E40000-0x00000000755F0000-memory.dmp

          memory/2012-19-0x0000000074E40000-0x00000000755F0000-memory.dmp

          memory/2128-18-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/2128-15-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/2128-20-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/2128-21-0x0000000000400000-0x0000000000433000-memory.dmp