General
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Target
TestLoader.exe
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Size
181KB
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Sample
250207-3b459ssrgv
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MD5
3a58bbafb76707b770bfd32b71dec1ea
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SHA1
782127a6ee74082671963b26dcfb95ae0cc3b218
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SHA256
7eb139dfd20e9e10a245d1dee02efd7d109bf84578dc200af354fed8ad4752dc
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SHA512
ea168fa4318dcea0077462f7cb4c4907e7857d17f4b01b76c96633da1a89ea05b65f4e87cf18b7c2c88eb2801a769a27cbabab3c531b6aedbcaac322ab9c401a
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SSDEEP
3072:wHfBELxl/i6/hkRZltsKuNCjQutKbtVK6bpfSJYacv:w5ELxla6GbWUq8Y
Static task
static1
Behavioral task
behavioral1
Sample
TestLoader.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
TestLoader.exe
Resource
win10v2004-20250207-en
Malware Config
Extracted
xworm
138.124.58.209:5555
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Install_directory
%ProgramData%
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install_file
sscore.exe
Extracted
phemedrone
https://api.telegram.org/bot7944456076:AAGpjhHLrlnhpd2D6D-Z8494fRloZ5j7GY0/sendDocument
Extracted
gurcu
https://api.telegram.org/bot7944456076:AAGpjhHLrlnhpd2D6D-Z8494fRloZ5j7GY0/sendDocumen
Targets
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Target
TestLoader.exe
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Size
181KB
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MD5
3a58bbafb76707b770bfd32b71dec1ea
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SHA1
782127a6ee74082671963b26dcfb95ae0cc3b218
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SHA256
7eb139dfd20e9e10a245d1dee02efd7d109bf84578dc200af354fed8ad4752dc
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SHA512
ea168fa4318dcea0077462f7cb4c4907e7857d17f4b01b76c96633da1a89ea05b65f4e87cf18b7c2c88eb2801a769a27cbabab3c531b6aedbcaac322ab9c401a
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SSDEEP
3072:wHfBELxl/i6/hkRZltsKuNCjQutKbtVK6bpfSJYacv:w5ELxla6GbWUq8Y
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Dcrat family
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Detect Xworm Payload
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Gurcu family
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Modifies Windows Defender Real-time Protection settings
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Phemedrone 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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UAC bypass
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Windows security bypass
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Xworm family
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Downloads MZ/PE file
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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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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Windows security modification
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Adds Run key to start application
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Checks whether UAC is enabled
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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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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
2PowerShell
2Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
5Disable or Modify Tools
5Modify Registry
9Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3