General
- Target https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Worm
- Sample241202-vr1tsatmhs
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Worm
Resource
win11-20241007-en
Malware Config
Extracted
-
azorult
-
http://boglogov.site/index.php
Extracted
-
lokibot
-
http://blesblochem.com/two/gates1/fre.php
-
http://kbfvzoboss.bid/alien/fre.php
-
http://alphastand.trade/alien/fre.php
-
http://alphastand.win/alien/fre.php
-
http://alphastand.top/alien/fre.php
Extracted
-
crimsonrat
-
185.136.161.124
Targets
-
- Target https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Worm
Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
Azorult family
BadRabbit
Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.
Badrabbit family
Chimera
Ransomware which infects local and network files, often distributed via Dropbox links.
Chimera Ransomware Loader DLL
Drops/unpacks executable file which resembles Chimera's Loader.dll.
Chimera family
CrimsonRAT main payload
Crimsonrat family
Lokibot family
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
Modifies WinLogon for persistence
Modifies visiblity of hidden/system files in Explorer
Modiloader family
Rms family
WarzoneRat, AveMaria
WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
Warzonerat family
Grants admin privileges
Uses net.exe to modify the user's privileges.
ModiLoader First Stage
Remote Service Session Hijacking: RDP Hijacking
Adversaries may hijack a legitimate user's remote desktop session to move laterally within an environment.
Renames multiple (220) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
Blocks application from running via registry modification
Adds application to list of disallowed applications.
Downloads MZ/PE file
Drops file in Drivers directory
Modifies Windows Firewall
Server Software Component: Terminal Services DLL
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Obfuscated with Agile.Net obfuscator
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
Modifies WinLogon
Password Policy Discovery
Attempt to access detailed information about the password policy used within an enterprise network.
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
AutoIT Executable
AutoIT scripts compiled to PE executables.
Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
Drops file in System32 directory
Hide Artifacts: Hidden Users
Suspicious use of SetThreadContext
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
3Registry Run Keys / Startup Folder
1Winlogon Helper DLL
2Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Netsh Helper DLL
1Pre-OS Boot
1Bootkit
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
3Registry Run Keys / Startup Folder
1Winlogon Helper DLL
2Create 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
9Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Network Share Discovery
1Password Policy Discovery
1Permission Groups Discovery
1Local Groups
1Query Registry
3Remote System Discovery
1System Information Discovery
5System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1