General
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Target
http://utorrent.com
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Sample
250330-wj5y7sttds
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://utorrent.com
Resource
win10v2004-20250314-en
Malware Config
Extracted
C:\Users\Admin\Downloads\!Please Read Me!.txt
wannacry
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Targets
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Target
http://utorrent.com
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Suspicious use of NtCreateProcessExOtherParentProcess
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Wannacry family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Contacts a large (1108) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Downloads MZ/PE file
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Drops file in Drivers directory
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Event Triggered Execution: Image File Execution Options Injection
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Sets service image path in registry
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Uses Session Manager for persistence
Creates Session Manager registry key to run executable early in system boot.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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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.
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Executes dropped EXE
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Impair Defenses: Safe Mode Boot
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Loads dropped DLL
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Windows security modification
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Adds Run key to start application
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Checks for any installed AV software in registry
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Checks whether UAC is enabled
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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
4Active Setup
1Registry Run Keys / Startup Folder
3Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
4Active Setup
1Registry Run Keys / Startup Folder
3Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
1Safe Mode Boot
1Indicator Removal
1File Deletion
1Modify Registry
8Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Network Service Discovery
2Peripheral Device Discovery
2Query Registry
8Software Discovery
1Security Software Discovery
1System Information Discovery
8System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1