Extracted

• • Target

    sample

  • Size

    19KB

  • MD5

    082f13567e33d6ab4c48812326be7844

  • SHA1

    5220373d141ca40cadd7a9eea0e99f2529edf254

  • SHA256

    07ad4e6a7ed8b1e6b499e9b36c6647155eda23f0e567bd21eea6a0b3c34fb957

  • SHA512

    2ae087f725c529f3fd650a0aa62f22904571c5dfc25ff4390572537a994b92de20158f2d121783cafc8ab7883b9bb7bb07cfc794402c473c184856290368fe4f

  • SSDEEP

    384:6pU8Tspa1ocy4V4lbGat7vhpNCo8j61S2m0Y3Y06Ib3/fu1xCejiw:6u8B1ocy4WEaxJpNz8+3Y3Y06O3XgxPF

  Score

  10^/10

  discoverywannacrydefense_evasionexecutionimpactpersistenceprivilege_escalationransomwarespywarestealerworm

  • Wannacry

    WannaCry is a ransomware cryptoworm.

    ransomwarewormwannacry

  • Deletes shadow copies

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution

  • Downloads MZ/PE file

  • 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

  • Modifies system executable filetype association

    persistence

  • 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

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

    defense_evasion

  • Legitimate hosting services abused for malware hosting/C2

  • 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
  behavioral1behavioral2