Resubmissions
16-05-2024 11:18
240516-nek48shh8s 10General
-
Target
http://depositfiles.com/en/files/4267487
-
Sample
240516-nek48shh8s
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://depositfiles.com/en/files/4267487
Resource
win10-20240404-en
Malware Config
Extracted
C:\Users\Admin\Desktop\New folder\WannaCrypt0r\@[email protected]
wannacry
13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94
Targets
-
-
Target
http://depositfiles.com/en/files/4267487
-
Modifies WinLogon for persistence
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Downloads MZ/PE file
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Drops startup file
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies file permissions
-
Registers COM server for autorun
-
Adds Run key to start application
-
Blocklisted process makes network request
-
Checks for any installed AV software in registry
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Sets desktop wallpaper using registry
-
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1JavaScript
1Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Defense Evasion
File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Indicator Removal
2File Deletion
2Modify Registry
5Pre-OS Boot
1Bootkit
1