General
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Target
https://github.com/Da2dalus/The-MALWARE-Repo
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Sample
241026-j6md6atbpr
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo
Resource
win7-20240903-en
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Extracted
crimsonrat
185.136.161.124
Targets
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Target
https://github.com/Da2dalus/The-MALWARE-Repo
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CrimsonRAT main payload
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Crimsonrat family
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Metasploit family
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Modifies WinLogon for persistence
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Modifies firewall policy service
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Modifies security service
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Modiloader family
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Pony family
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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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Contacts a large (3034) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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ModiLoader First Stage
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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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Downloads MZ/PE file
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Looks for VMWare Tools registry key
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Modifies Windows Firewall
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Office macro that triggers on suspicious action
Office document macro which triggers in special circumstances - often malicious.
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Executes dropped EXE
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Loads dropped DLL
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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Uses the VBS compiler for execution
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Accesses Microsoft Outlook accounts
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Accesses Microsoft Outlook profiles
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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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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
3Active Setup
1Registry 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
1Privilege Escalation
Boot or Logon Autostart Execution
3Active Setup
1Registry 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
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
4Disable or Modify System Firewall
2Disable or Modify Tools
2Modify Registry
8Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Virtualization/Sandbox Evasion
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Discovery
Network Service Discovery
2Query Registry
4Remote System Discovery
1System Information Discovery
2System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1Virtualization/Sandbox Evasion
1