General
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Target
http://github.com
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Sample
241020-2x9r7svfld
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://github.com
Resource
win10v2004-20241007-en
Malware Config
Extracted
crimsonrat
185.136.161.124
Extracted
revengerat
Guest
0.tcp.ngrok.io:19521
RV_MUTEX
Targets
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Target
http://github.com
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CrimsonRAT main payload
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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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RevengeRat Executable
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Downloads MZ/PE file
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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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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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Executes dropped EXE
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Loads dropped DLL
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Uses the VBS compiler for execution
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Suspicious use of SetThreadContext
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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
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1