Overview

overview

10

Static

static

10

Host.exe

windows7-x64

10

Host.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    141s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-12-2024 19:44

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General

  • Target

    Host.exe

  • Size

    160KB

  • MD5

    cf67f5a6456cb27efb88ec441c1b121b

  • SHA1

    8bf4c0a06df97dba8ced5fdb504982c365044597

  • SHA256

    f54b2f764ed7112c3a11adf056a54b8646f23093fbc52ce0e07a184f5dd69fcc

  • SHA512

    117f55a6a3d5be6c186d71ff03064cde75d31f0859957b821d6de98b4208c24fc13aadfe60e2fe5f721360d7aff5451d016c38ef04592124af40baeb2333d8f7

  • SSDEEP

    3072:jOzPcXa+ND32eioGHlz8rnAE0HCXh0edLvJYMjMqqDvFf:jOTcK+NrRioGHlz8rz0i/JzQqqDvFf

Score
10/10
netwirebotnetdiscoverypersistenceratstealer

Malware Config

Extracted

Family

netwire

C2

82.156.233.85:80

Attributes
  • activex_autorun

    false

  • copy_executable

    true

  • delete_original

    true

  • host_id

    HostId-%Rand%

  • install_path

    %AppData%\Install\Host.exe

  • lock_executable

    true

  • offline_keylogger

    false

  • password

    bupt

  • registry_autorun

    true

  • startup_name

    NetWire

  • use_mutex

    false

Signatures

  • NetWire RAT payload 3 IoCs
    rat
  • Netwire

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

    botnetstealernetwire
  • Netwire family
    netwire
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Host.exe
    "C:\Users\Admin\AppData\Local\Temp\Host.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3564
    • C:\Users\Admin\AppData\Roaming\Install\Host.exe
      "C:\Users\Admin\AppData\Roaming\Install\Host.exe" -m "C:\Users\Admin\AppData\Local\Temp\Host.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:3576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    160KB

    MD5

    cf67f5a6456cb27efb88ec441c1b121b

    SHA1

    8bf4c0a06df97dba8ced5fdb504982c365044597

    SHA256

    f54b2f764ed7112c3a11adf056a54b8646f23093fbc52ce0e07a184f5dd69fcc

    SHA512

    117f55a6a3d5be6c186d71ff03064cde75d31f0859957b821d6de98b4208c24fc13aadfe60e2fe5f721360d7aff5451d016c38ef04592124af40baeb2333d8f7

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  • memory/3564-8-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

    Download

  • memory/3576-9-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

    Download