Extracted

• • Target

    https://github.com/limiteci/WannaCry/blob/main/WannaCry.EXE

  Score

  10^/10

  wannacryadwaredefense_evasiondiscoveryevasionexecutionimpactmotwpersistencephishingprivilege_escalationransomwarespywarestealertrojanworm

  • Wannacry

    WannaCry is a ransomware cryptoworm.

    ransomwarewormwannacry

  • Wannacry family

    wannacry

  • Deletes shadow copies

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution

  • Blocklisted process makes network request

  • Boot or Logon Autostart Execution: Active Setup

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence

  • Command and Scripting Interpreter: PowerShell

    Powershell Invoke Web Request.

    execution

  • Downloads MZ/PE file

  • Event Triggered Execution: Image File Execution Options Injection

    persistence

  • A potential corporate email address has been identified in the URL: currency-file@1

    phishing

  • Checks computer location settings

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

  • Drops startup file

  • Event Triggered Execution: Component Object Model Hijacking

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    persistenceprivilege_escalation

  • Executes dropped EXE

  • Loads dropped DLL

  • Modifies file permissions

    discovery

  • Reads user/profile data of web browsers

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

    spywarestealer

  • Adds Run key to start application

    persistence

  • Checks installed software on the system

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery

  • Checks whether UAC is enabled

    evasiontrojan

  • Enumerates connected drives

    Attempts to read the root path of hard drives other than the default C: drive.

  • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

    defense_evasion

  • Installs/modifies Browser Helper Object

    BHOs are DLL modules which act as plugins for Internet Explorer.

    stealeradware

  • Legitimate hosting services abused for malware hosting/C2

  • Looks up external IP address via web service

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Mark of the Web detected: This indicates that the page was originally saved or cloned.

    phishingmotw

  • Network Share Discovery

    Attempt to gather information on host network.

    discovery

  • Checks system information in the registry

    System information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory

  • Sets desktop wallpaper using registry

    ransomware
  behavioral1