General

  • Target

    r.exe

  • Size

    160KB

  • Sample

    230401-fpg7bsga83

  • MD5

    fb8441287cef7a3c0a67a24830a648f3

  • SHA1

    6fef02a3793b481a2603da3d5051698ea752f4ab

  • SHA256

    10a9942365cfd73d8c11b5b8e46763a53c642e5ddd9577a21c2388e7bc99d910

  • SHA512

    660a630c200f34808deba9484d416a8292176f18516a33d9af7c0ec3e5764f41c9a77d8fbf42dd123b8cdbe71e7537a2f63ccc675b2271c85b7a4164c0b4ad0e

  • SSDEEP

    3072:jOzPcXa+ND32eioGHlz8rnAE0HCXh0edLv1YMjMqqDvFf:jOTcK+NrRioGHlz8rz0i/1zQqqDvFf

Malware Config

Extracted

Family

netwire

C2

wire.universitynetservice1979.info:8888

167.179.102.70:8888

62.234.24.30:8888

Attributes
  • activex_autorun

    false

  • copy_executable

    true

  • delete_original

    true

  • host_id

    HostId-%Rand%

  • install_path

    %AppData%\Install\svchost.exe

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • mutex

    olflQfiP

  • offline_keylogger

    true

  • password

    win

  • registry_autorun

    true

  • startup_name

    netloading

  • use_mutex

    true

Targets

    • Target

      r.exe

    • Size

      160KB

    • MD5

      fb8441287cef7a3c0a67a24830a648f3

    • SHA1

      6fef02a3793b481a2603da3d5051698ea752f4ab

    • SHA256

      10a9942365cfd73d8c11b5b8e46763a53c642e5ddd9577a21c2388e7bc99d910

    • SHA512

      660a630c200f34808deba9484d416a8292176f18516a33d9af7c0ec3e5764f41c9a77d8fbf42dd123b8cdbe71e7537a2f63ccc675b2271c85b7a4164c0b4ad0e

    • SSDEEP

      3072:jOzPcXa+ND32eioGHlz8rnAE0HCXh0edLv1YMjMqqDvFf:jOTcK+NrRioGHlz8rz0i/1zQqqDvFf

    • NetWire RAT payload

    • 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

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks