Extracted

• • Target
    farm-ex.io_nano.exe
  • Size 64KB
  • SHA256 c89a8cce8b9e8da5bfdb45ce6a8061f36bbd2a58931d70058a34408c226d433f
  • MD5 0860649de6a64d1aea025ef0b58621de
  • SHA1 8fa7705cb6d773a0ef4ea1fcad63c5ec551ddd9e
  • SHA512 3357d58c3614f2adbfccad546df9da73fa12cbb5f6002e29e22050486c4b54fe820f0efe840387d1fe56cb64e3094983a83e33a562b5e03931806e87ea92b0da
  • SSDEEP 1536:jmZrRbbWnp85tPyAQDAlk8/9TOpuTA2WCc3VnwguagnL:C3anpUPflG29TOpCA2WCc3VwgurL
  • TLSH
    T10F53C78477E98621F5FF4AFE5D3195104B31F8679C23D78D0A84049E1AB2785CEE8B27
  • MD5 SHA1 SHA512 SSDEEP TLSH

  Score

  10^/10

  defense_evasiondiscoveryevasionexecutionnanocoreimpactkeyloggerpersistenceprivilege_escalationransomwarespywarestealertrojan

  • Contains code to disable Windows Defender

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Family: NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

    keyloggertrojanstealerspywarenanocore

  • Modifies Windows Defender DisableAntiSpyware settings

    evasiontrojan

  • Modifies security service

    defense_evasion

  • Deletes shadow copies

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution

  • Grants admin privileges

    Uses net.exe to modify the user's privileges.

  • Command and Scripting Interpreter: PowerShell

    Run Powershell and hide display window.

    execution

  • Disables RegEdit via registry modification

    defense_evasion

  • Disables Task Manager via registry modification

    defense_evasion

  • Drops file in Drivers directory

  • Event Triggered Execution: Image File Execution Options Injection

    persistence

  • Modifies Windows Firewall

    defense_evasion

  • Checks computer location settings

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

  • Creates a file in the Startup directory

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    persistenceprivilege_escalation

  • Disables service(s)

    defense_evasionexecution

  • Reads user/profile data of web browsers

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer

  • Stops running service(s)

    defense_evasionexecution

  • Adds Run key to start application

    persistence

  • Creates a new local user account

    Uses net.exe to create a new local user account, often for persistence or a backdoor account.

    persistence

  • Discovers running processes

    Running process information can be used to identify security tools or plan follow-on actions.

    discovery

  • Drops file in System32 directory

  • Executes a VBScript file via the Windows Script Host.

    execution

  • Sets desktop wallpaper using registry

    ransomware

  • Suspicious use of NtSetInformationThreadHideFromDebugger

  behavioral1behavioral2