Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-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 4 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
  • Loads dropped DLL 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 12 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:1560
    • C:\Users\Admin\AppData\Local\Temp\c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf.exe
      C:\Users\Admin\AppData\Local\Temp\c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2044
      • 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:2012
        • 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:1748

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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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

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

    Filesize

    688KB

    MD5

    3c4eed8ed9fa810fc8f4382740165779

    SHA1

    ba573829c289fa7c030b32153f5a890a4981470f

    SHA256

    c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf

    SHA512

    5c52bf94df8abb57540215b0c08579f0f2f6e56b072cabeba478276724b012bb4beebf9b7dc40231ee3a806048220870e8a78d14123afbee8d5b812171fdc7ad

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

    Filesize

    688KB

    MD5

    3c4eed8ed9fa810fc8f4382740165779

    SHA1

    ba573829c289fa7c030b32153f5a890a4981470f

    SHA256

    c889cd858861848e947cc1a039149ceeab145de4f48faa34742e1ba157c711cf

    SHA512

    5c52bf94df8abb57540215b0c08579f0f2f6e56b072cabeba478276724b012bb4beebf9b7dc40231ee3a806048220870e8a78d14123afbee8d5b812171fdc7ad

  • memory/1560-59-0x0000000000280000-0x0000000000287000-memory.dmp

    Filesize

    28KB

  • memory/1560-61-0x0000000077BB0000-0x0000000077D30000-memory.dmp

    Filesize

    1.5MB

  • memory/1560-60-0x00000000779D0000-0x0000000077B79000-memory.dmp

    Filesize

    1.7MB

  • memory/1560-56-0x0000000000280000-0x0000000000287000-memory.dmp

    Filesize

    28KB

  • memory/1560-57-0x00000000760E1000-0x00000000760E3000-memory.dmp

    Filesize

    8KB

  • memory/1748-89-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/1748-88-0x0000000000400000-0x00000000004AE000-memory.dmp

    Filesize

    696KB

  • memory/1748-95-0x00000000779D0000-0x0000000077B79000-memory.dmp

    Filesize

    1.7MB

  • memory/1748-82-0x0000000000492CA9-mapping.dmp

  • memory/2012-84-0x0000000000310000-0x0000000000317000-memory.dmp

    Filesize

    28KB

  • memory/2012-73-0x0000000000000000-mapping.dmp

  • memory/2012-85-0x00000000779D0000-0x0000000077B79000-memory.dmp

    Filesize

    1.7MB

  • memory/2012-86-0x0000000077BB0000-0x0000000077D30000-memory.dmp

    Filesize

    1.5MB

  • memory/2044-77-0x0000000077BB0000-0x0000000077D30000-memory.dmp

    Filesize

    1.5MB

  • memory/2044-74-0x0000000077BB0000-0x0000000077D30000-memory.dmp

    Filesize

    1.5MB

  • memory/2044-75-0x0000000000220000-0x0000000000227000-memory.dmp

    Filesize

    28KB

  • memory/2044-71-0x00000000779D0000-0x0000000077B79000-memory.dmp

    Filesize

    1.7MB

  • memory/2044-64-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2044-63-0x0000000000400000-0x00000000004AE000-memory.dmp

    Filesize

    696KB

  • memory/2044-58-0x0000000000492CA9-mapping.dmp