Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-07-2022 02:51

General

  • Target

    c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf.exe

  • Size

    688KB

  • MD5

    3c4eed8ed9fa810fc8f4382740165779

  • SHA1

    ba573829c289fa7c030b32153f5a890a4981470f

  • SHA256

    c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf

  • SHA512

    5c52bf94df8abb57540215b0c08579f0f2f6e56b072cabeba478276724b012bb4beebf9b7dc40231ee3a806048220870e8a78d14123afbee8d5b812171fdc7ad

Malware Config

Extracted

Family

netwire

C2

duc1234.duckdns.org:32144

Attributes
  • activex_autorun

    true

  • activex_key

    {W3N34QB7-3Y7U-83S3-M151-LGEF68YQU5X6}

  • copy_executable

    true

  • delete_original

    false

  • host_id

    nonsense

  • install_path

    %AppData%\Install\Host.exe

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • 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.

  • Executes dropped EXE 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf.exe
    "C:\Users\Admin\AppData\Local\Temp\c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Users\Admin\AppData\Local\Temp\c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf.exe
      C:\Users\Admin\AppData\Local\Temp\c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5104
      • C:\Users\Admin\AppData\Roaming\Install\Host.exe
        "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1360
        • C:\Users\Admin\AppData\Roaming\Install\Host.exe
          C:\Users\Admin\AppData\Roaming\Install\Host.exe"
          4⤵
          • Executes dropped EXE
          • Modifies Installed Components in the registry
          • Adds Run key to start application
          PID:3176

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe

    Filesize

    688KB

    MD5

    3c4eed8ed9fa810fc8f4382740165779

    SHA1

    ba573829c289fa7c030b32153f5a890a4981470f

    SHA256

    c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf

    SHA512

    5c52bf94df8abb57540215b0c08579f0f2f6e56b072cabeba478276724b012bb4beebf9b7dc40231ee3a806048220870e8a78d14123afbee8d5b812171fdc7ad

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe

    Filesize

    688KB

    MD5

    3c4eed8ed9fa810fc8f4382740165779

    SHA1

    ba573829c289fa7c030b32153f5a890a4981470f

    SHA256

    c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf

    SHA512

    5c52bf94df8abb57540215b0c08579f0f2f6e56b072cabeba478276724b012bb4beebf9b7dc40231ee3a806048220870e8a78d14123afbee8d5b812171fdc7ad

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe

    Filesize

    688KB

    MD5

    3c4eed8ed9fa810fc8f4382740165779

    SHA1

    ba573829c289fa7c030b32153f5a890a4981470f

    SHA256

    c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf

    SHA512

    5c52bf94df8abb57540215b0c08579f0f2f6e56b072cabeba478276724b012bb4beebf9b7dc40231ee3a806048220870e8a78d14123afbee8d5b812171fdc7ad

  • memory/1360-157-0x00000000006A0000-0x00000000006A7000-memory.dmp

    Filesize

    28KB

  • memory/1360-158-0x00007FFE174F0000-0x00007FFE176E5000-memory.dmp

    Filesize

    2.0MB

  • memory/1360-159-0x00000000778A0000-0x0000000077A43000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-146-0x0000000000000000-mapping.dmp

  • memory/2220-136-0x00000000778A0000-0x0000000077A43000-memory.dmp

    Filesize

    1.6MB

  • memory/2220-135-0x0000000002380000-0x0000000002387000-memory.dmp

    Filesize

    28KB

  • memory/2220-154-0x00000000778A0000-0x0000000077A43000-memory.dmp

    Filesize

    1.6MB

  • memory/2220-134-0x00007FFE174F0000-0x00007FFE176E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2220-132-0x0000000002380000-0x0000000002387000-memory.dmp

    Filesize

    28KB

  • memory/3176-171-0x00000000778A0000-0x0000000077A43000-memory.dmp

    Filesize

    1.6MB

  • memory/3176-167-0x00007FFE174F0000-0x00007FFE176E5000-memory.dmp

    Filesize

    2.0MB

  • memory/3176-155-0x0000000000000000-mapping.dmp

  • memory/3176-170-0x00007FFE174F0000-0x00007FFE176E5000-memory.dmp

    Filesize

    2.0MB

  • memory/3176-169-0x0000000000540000-0x0000000000547000-memory.dmp

    Filesize

    28KB

  • memory/3176-168-0x00000000778A0000-0x0000000077A43000-memory.dmp

    Filesize

    1.6MB

  • memory/5104-144-0x00000000778A0000-0x0000000077A43000-memory.dmp

    Filesize

    1.6MB

  • memory/5104-142-0x00007FFE174F0000-0x00007FFE176E5000-memory.dmp

    Filesize

    2.0MB

  • memory/5104-137-0x0000000000400000-0x00000000004AE000-memory.dmp

    Filesize

    696KB

  • memory/5104-133-0x0000000000000000-mapping.dmp

  • memory/5104-149-0x00000000005C0000-0x00000000005C7000-memory.dmp

    Filesize

    28KB

  • memory/5104-151-0x00007FFE174F0000-0x00007FFE176E5000-memory.dmp

    Filesize

    2.0MB

  • memory/5104-138-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/5104-152-0x00000000778A0000-0x0000000077A43000-memory.dmp

    Filesize

    1.6MB