General
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Target
http://opera.com
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Sample
241225-ngsbbssmhm
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://opera.com
Resource
win11-20241007-en
Malware Config
Extracted
meduza
109.107.181.162
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anti_dbg
true
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anti_vm
true
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build_name
6
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extensions
none
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grabber_max_size
1.048576e+06
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links
none
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port
15666
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self_destruct
true
Extracted
crimsonrat
185.136.161.124
Targets
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Target
http://opera.com
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Azorult family
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Chimera
Ransomware which infects local and network files, often distributed via Dropbox links.
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Chimera family
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CrimsonRAT main payload
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Crimsonrat family
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InfinityLock Ransomware
Also known as InfinityCrypt. Based on the open-source HiddenTear ransomware.
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Infinitylock family
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Meduza Stealer payload
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Meduza family
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Modifies visiblity of hidden/system files in Explorer
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Rms family
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Remote Service Session Hijacking: RDP Hijacking
Adversaries may hijack a legitimate user's remote desktop session to move laterally within an environment.
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Renames multiple (920) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Blocks application from running via registry modification
Adds application to list of disallowed applications.
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Windows Firewall
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Server Software Component: Terminal Services DLL
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A potential corporate email address has been identified in the URL: =@L
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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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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Drops desktop.ini file(s)
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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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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Modifies WinLogon
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Password Policy Discovery
Attempt to access detailed information about the password policy used within an enterprise network.
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops file in System32 directory
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Hide Artifacts: Hidden Users
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Probable phishing domain
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
2PowerShell
1Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Persistence
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Server Software Component
1Terminal Services DLL
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1File and Directory Permissions Modification
1Hide Artifacts
4Hidden Files and Directories
3Hidden Users
1Impair Defenses
5Disable or Modify System Firewall
1Disable or Modify Tools
3Modify Registry
9Subvert Trust Controls
2Install Root Certificate
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Discovery
Browser Information Discovery
1Network Share Discovery
1Password Policy Discovery
1Peripheral Device Discovery
2Permission Groups Discovery
1Local Groups
1Query Registry
5Remote System Discovery
1System Information Discovery
8System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
2Internet Connection Discovery
1Wi-Fi Discovery
1