Analysis

  • max time kernel
    140s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 13:56

General

  • Target

    2385d88ca5ab8b2b8bc155159d2592f2.exe

  • Size

    4.8MB

  • MD5

    2385d88ca5ab8b2b8bc155159d2592f2

  • SHA1

    c233168d0f36fa55768690119955ba79eb3ddd85

  • SHA256

    6238f606f5fd0fc1689731a503c42645ef7f383860071a4c70ad88d2c965102c

  • SHA512

    8c0bd8f73ae112f6ec0aa2d5fb379a73819026250feaa43aed1bfc05ae7e805a7c632820ccc3cb28bfdd9baca9f0e4157ef4f4a22e5c01a843b6182c86671671

  • SSDEEP

    98304:J2cPK8D+3cvKcBeITUhCBB5WKfEe5wsxBNB2+ODMiQmZwhtrUFY75sXmjl8T7g:wCKq+WcscCBaKfEex2++hZwhmEsXmR8Q

Malware Config

Extracted

Family

netwire

C2

clients.enigmasolutions.xyz:54573

Attributes
  • activex_autorun

    false

  • copy_executable

    true

  • delete_original

    false

  • host_id

    Cleint-%Rand%

  • install_path

    %AppData%\Microsoft\Network\Network.exe

  • keylogger_dir

    %AppData%\msr\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    \tx>N(6H`Om2k/cWJBp,""bUbAd1-0Mg

  • registry_autorun

    true

  • startup_name

    ruj

  • use_mutex

    false

Signatures

  • NetWire RAT payload 10 IoCs
  • Netwire

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2385d88ca5ab8b2b8bc155159d2592f2.exe
    "C:\Users\Admin\AppData\Local\Temp\2385d88ca5ab8b2b8bc155159d2592f2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2268
    • C:\Users\Admin\AppData\Local\Temp\2385d88ca5ab8b2b8bc155159d2592f2.exe
      C:\Users\Admin\AppData\Local\Temp\2385d88ca5ab8b2b8bc155159d2592f2.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2720
  • C:\Users\Admin\AppData\Roaming\Microsoft\Network\Network.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Network\Network.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2928
    • C:\Users\Admin\AppData\Roaming\Microsoft\Network\Network.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Network\Network.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:2216

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\gepjypmyptwuupqefafwpynxk68403.png

    Filesize

    92KB

    MD5

    59877a24417d9e8d642903c1ff0f038b

    SHA1

    d1c38e720d446fd73ca3af21880cb70e9786b224

    SHA256

    7b1a82723832f622258fdb5fb598e16e286accdda8559209ec1bc76c672c652a

    SHA512

    740bee65cba730fbcdcafe11e2b8bc951b736330314ad17bdc31d7a5b9a823928713dde560a0c19135b646a5c738920ef55d3a02b1229243636bbb39c8dca28b

  • memory/2216-68-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2216-75-0x0000000000090000-0x00000000000C0000-memory.dmp

    Filesize

    192KB

  • memory/2216-76-0x0000000000090000-0x00000000000C0000-memory.dmp

    Filesize

    192KB

  • memory/2268-11-0x00000000030B0000-0x0000000003230000-memory.dmp

    Filesize

    1.5MB

  • memory/2268-22-0x00000000030B0000-0x0000000003230000-memory.dmp

    Filesize

    1.5MB

  • memory/2268-20-0x00000000030B0000-0x0000000003230000-memory.dmp

    Filesize

    1.5MB

  • memory/2268-6-0x0000000000140000-0x00000000001A6000-memory.dmp

    Filesize

    408KB

  • memory/2268-7-0x0000000000140000-0x00000000001A6000-memory.dmp

    Filesize

    408KB

  • memory/2268-34-0x0000000000140000-0x00000000001A6000-memory.dmp

    Filesize

    408KB

  • memory/2268-8-0x0000000000140000-0x00000000001A6000-memory.dmp

    Filesize

    408KB

  • memory/2268-9-0x0000000000140000-0x00000000001A6000-memory.dmp

    Filesize

    408KB

  • memory/2268-13-0x0000000000140000-0x00000000001A6000-memory.dmp

    Filesize

    408KB

  • memory/2268-10-0x0000000000140000-0x00000000001A6000-memory.dmp

    Filesize

    408KB

  • memory/2268-18-0x00000000030B0000-0x0000000003230000-memory.dmp

    Filesize

    1.5MB

  • memory/2268-16-0x00000000030B0000-0x0000000003230000-memory.dmp

    Filesize

    1.5MB

  • memory/2268-14-0x00000000030B0000-0x0000000003230000-memory.dmp

    Filesize

    1.5MB

  • memory/2720-24-0x0000000000090000-0x00000000000C0000-memory.dmp

    Filesize

    192KB

  • memory/2720-26-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2720-32-0x0000000000090000-0x00000000000C0000-memory.dmp

    Filesize

    192KB

  • memory/2720-30-0x0000000000090000-0x00000000000C0000-memory.dmp

    Filesize

    192KB

  • memory/2720-28-0x0000000000090000-0x00000000000C0000-memory.dmp

    Filesize

    192KB

  • memory/2928-58-0x0000000000990000-0x00000000009F6000-memory.dmp

    Filesize

    408KB

  • memory/2928-74-0x0000000000990000-0x00000000009F6000-memory.dmp

    Filesize

    408KB