General
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Target
.
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Size
147KB
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Sample
240511-nqy58shc43
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MD5
ae0db3d719d014bd9dbf81ce77f70b2c
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SHA1
927ad551afa19779af44df918ad337d57b6d2fc4
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SHA256
53ef8a7d837458fdf5b44ec941b7042b647665ca840f030e88781feb1a54c7b9
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SHA512
bbab18467482e47781e1dc911abdffee0c851d31d7f899c4de654d2a45fe5163e2094dd4fe4ba0ea08676d5ec09aee079507693158577a6f5a92c821923d8577
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SSDEEP
1536:okk+HxYHgVDxB38R4D6llsKwhU30vD932Gs4D2HhqiS:jkVHgBM7llbpigHhqiS
Static task
static1
Behavioral task
behavioral1
Sample
.html
Resource
win10v2004-20240426-en
Malware Config
Extracted
Protocol: ftp- Host:
109.248.203.81 - Port:
21 - Username:
alex - Password:
easypassword
Extracted
crimsonrat
185.136.161.124
Targets
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Target
.
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Size
147KB
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MD5
ae0db3d719d014bd9dbf81ce77f70b2c
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SHA1
927ad551afa19779af44df918ad337d57b6d2fc4
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SHA256
53ef8a7d837458fdf5b44ec941b7042b647665ca840f030e88781feb1a54c7b9
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SHA512
bbab18467482e47781e1dc911abdffee0c851d31d7f899c4de654d2a45fe5163e2094dd4fe4ba0ea08676d5ec09aee079507693158577a6f5a92c821923d8577
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SSDEEP
1536:okk+HxYHgVDxB38R4D6llsKwhU30vD932Gs4D2HhqiS:jkVHgBM7llbpigHhqiS
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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CrimsonRAT main payload
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Modifies visiblity of hidden/system files in Explorer
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Suspicious use of NtCreateProcessExOtherParentProcess
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Blocks application from running via registry modification
Adds application to list of disallowed applications.
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Creates new service(s)
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Installed Components in the registry
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Modifies RDP port number used by Windows
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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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Sets DLL path for service in the registry
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Sets file execution options in registry
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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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ACProtect 1.3x - 1.4x DLL software
Detects file using ACProtect software.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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Registers COM server for autorun
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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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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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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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AutoIT Executable
AutoIT scripts compiled to PE executables.
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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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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
2PowerShell
1Scheduled Task/Job
1System Services
2Service Execution
2Persistence
Account Manipulation
1Boot or Logon Autostart Execution
8Registry Run Keys / Startup Folder
7Winlogon Helper DLL
1Create or Modify System Process
4Windows Service
4Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Account Manipulation
1Boot or Logon Autostart Execution
8Registry Run Keys / Startup Folder
7Winlogon Helper DLL
1Create or Modify System Process
4Windows Service
4Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1File and Directory Permissions Modification
1Hide Artifacts
3Hidden Files and Directories
3Impair Defenses
6Disable or Modify System Firewall
1Disable or Modify Tools
4Modify Registry
14Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1