Extracted

• • Target

    AHA.png

  • Size

    463KB

  • MD5

    e453d2a309bddf4d823eb17f6022a0f1

  • SHA1

    136fabdc8a2192708c63da84b0876c2736975435

  • SHA256

    f47933f20a1a427349f57fdb839b9085d006ef91bb635b55447ff2d3f6c4fcfd

  • SHA512

    3108e807f532251603d8bc585d94d91e3d778b4b3945bc127aa441091e4945242bb70cc782fd01b1f1b65812c16531164dbb4dafcfbd41c8b6afc6c90b0ced7e

  • SSDEEP

    12288:QlBbFqavzhwL4YciIPARZF0EzJkQyn9a1g/DhxdF+ZJ+ROeWEF:aBb77hLYG4hkxa1gbhPCJSO3Q

  Score

  10^/10

  wannacrycredential_accessdefense_evasiondiscoveryexecutionimpactpersistenceprivilege_escalationransomwarespywarestealerworm

  • Suspicious use of NtCreateUserProcessOtherParentProcess

  • 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

  • Drops file in Drivers directory

  • Modifies RDP port number used by Windows

  • Sets service image path in registry

    persistence

  • Checks BIOS information in registry

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

  • Credentials from Password Stores: Windows Credential Manager

    Suspicious access to Credentials History.

    credential_accessstealer

  • 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

  • Impair Defenses: Safe Mode Boot

    defense_evasion

  • 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

  • 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

  • Legitimate hosting services abused for malware hosting/C2

  • Drops file in System32 directory

  • Sets desktop wallpaper using registry

    ransomware
  behavioral1behavioral2