Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    06-02-2023 23:01

General

  • Target

    F22BF2BD431D6E2B93C8485C99537383FE4B775C70CA5.exe

  • Size

    620KB

  • MD5

    bebb241c63e3f02435250a922e4a11ea

  • SHA1

    1677b2321633d18a997f526cb8b9b623f1993822

  • SHA256

    f22bf2bd431d6e2b93c8485c99537383fe4b775c70ca5633ffaf702fde170b7f

  • SHA512

    e266cea313d1d29e46644e7de31d3167919793c65b60f7c38a1e05cc80c83dd2554adeeb1462b3f9a47ddd69ecc49e9a78997a9e2768dc6a0f602f4bf0fad58e

  • SSDEEP

    12288:gpmhvaV/QmkiLdEkKpFB1Gh7iRjACyALvuhj:Fv0/QxqzKOOYA4

Malware Config

Extracted

Family

netwire

C2

ahmed82.duckdns.org:31220

Attributes
  • activex_autorun

    true

  • activex_key

    {MQ7E162C-G40B-POGC-BR10-W1R3U0M04M64}

  • copy_executable

    true

  • delete_original

    false

  • host_id

    HostId-Nov%

  • install_path

    %AppData%\Install\Host.exe

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    Password

  • registry_autorun

    true

  • startup_name

    NetWire

  • use_mutex

    false

Signatures

  • NetWire RAT payload 6 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 2 IoCs
  • Executes dropped EXE 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\F22BF2BD431D6E2B93C8485C99537383FE4B775C70CA5.exe
    "C:\Users\Admin\AppData\Local\Temp\F22BF2BD431D6E2B93C8485C99537383FE4B775C70CA5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1532
    • C:\Users\Admin\AppData\Local\Temp\F22BF2BD431D6E2B93C8485C99537383FE4B775C70CA5.exe
      C:\Users\Admin\AppData\Local\Temp\F22BF2BD431D6E2B93C8485C99537383FE4B775C70CA5.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:948
      • 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:1368
        • C:\Users\Admin\AppData\Roaming\Install\Host.exe
          C:\Users\Admin\AppData\Roaming\Install\Host.exe"
          4⤵
          • Modifies Installed Components in the registry
          • Executes dropped EXE
          • Adds Run key to start application
          PID:1736

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

2
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

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

    620KB

    MD5

    bebb241c63e3f02435250a922e4a11ea

    SHA1

    1677b2321633d18a997f526cb8b9b623f1993822

    SHA256

    f22bf2bd431d6e2b93c8485c99537383fe4b775c70ca5633ffaf702fde170b7f

    SHA512

    e266cea313d1d29e46644e7de31d3167919793c65b60f7c38a1e05cc80c83dd2554adeeb1462b3f9a47ddd69ecc49e9a78997a9e2768dc6a0f602f4bf0fad58e

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

    620KB

    MD5

    bebb241c63e3f02435250a922e4a11ea

    SHA1

    1677b2321633d18a997f526cb8b9b623f1993822

    SHA256

    f22bf2bd431d6e2b93c8485c99537383fe4b775c70ca5633ffaf702fde170b7f

    SHA512

    e266cea313d1d29e46644e7de31d3167919793c65b60f7c38a1e05cc80c83dd2554adeeb1462b3f9a47ddd69ecc49e9a78997a9e2768dc6a0f602f4bf0fad58e

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

    620KB

    MD5

    bebb241c63e3f02435250a922e4a11ea

    SHA1

    1677b2321633d18a997f526cb8b9b623f1993822

    SHA256

    f22bf2bd431d6e2b93c8485c99537383fe4b775c70ca5633ffaf702fde170b7f

    SHA512

    e266cea313d1d29e46644e7de31d3167919793c65b60f7c38a1e05cc80c83dd2554adeeb1462b3f9a47ddd69ecc49e9a78997a9e2768dc6a0f602f4bf0fad58e

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

    620KB

    MD5

    bebb241c63e3f02435250a922e4a11ea

    SHA1

    1677b2321633d18a997f526cb8b9b623f1993822

    SHA256

    f22bf2bd431d6e2b93c8485c99537383fe4b775c70ca5633ffaf702fde170b7f

    SHA512

    e266cea313d1d29e46644e7de31d3167919793c65b60f7c38a1e05cc80c83dd2554adeeb1462b3f9a47ddd69ecc49e9a78997a9e2768dc6a0f602f4bf0fad58e

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

    620KB

    MD5

    bebb241c63e3f02435250a922e4a11ea

    SHA1

    1677b2321633d18a997f526cb8b9b623f1993822

    SHA256

    f22bf2bd431d6e2b93c8485c99537383fe4b775c70ca5633ffaf702fde170b7f

    SHA512

    e266cea313d1d29e46644e7de31d3167919793c65b60f7c38a1e05cc80c83dd2554adeeb1462b3f9a47ddd69ecc49e9a78997a9e2768dc6a0f602f4bf0fad58e

  • memory/948-73-0x0000000076F30000-0x00000000770B0000-memory.dmp
    Filesize

    1.5MB

  • memory/948-58-0x000000000048C341-mapping.dmp
  • memory/948-68-0x0000000076F30000-0x00000000770B0000-memory.dmp
    Filesize

    1.5MB

  • memory/948-63-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/948-60-0x00000000003A0000-0x00000000003A8000-memory.dmp
    Filesize

    32KB

  • memory/948-62-0x0000000000400000-0x000000000049C000-memory.dmp
    Filesize

    624KB

  • memory/1368-72-0x0000000000000000-mapping.dmp
  • memory/1368-82-0x0000000076F30000-0x00000000770B0000-memory.dmp
    Filesize

    1.5MB

  • memory/1368-77-0x0000000000520000-0x0000000000528000-memory.dmp
    Filesize

    32KB

  • memory/1532-56-0x0000000000390000-0x0000000000398000-memory.dmp
    Filesize

    32KB

  • memory/1532-59-0x0000000076F30000-0x00000000770B0000-memory.dmp
    Filesize

    1.5MB

  • memory/1532-57-0x0000000074DA1000-0x0000000074DA3000-memory.dmp
    Filesize

    8KB

  • memory/1736-80-0x000000000048C341-mapping.dmp
  • memory/1736-85-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/1736-84-0x0000000000400000-0x000000000049C000-memory.dmp
    Filesize

    624KB

  • memory/1736-91-0x0000000076F30000-0x00000000770B0000-memory.dmp
    Filesize

    1.5MB

  • memory/1736-92-0x0000000076F30000-0x00000000770B0000-memory.dmp
    Filesize

    1.5MB