General
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Target
RePack.zip
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Size
216.9MB
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Sample
250413-vadb6azzav
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MD5
27370b416b2572795c77703fd3834e28
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SHA1
201404875e5f4383046b31edd2fba005cfd63519
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SHA256
917958398d1baa2cead72947f73ad8db2bf216dfcc56bae4094e7235845ac2eb
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SHA512
231aa6933f3fe03fe882929c694b20c0031d32f5dbb82b3abc8d20cdb0ab4ad518fc04cb1af536a9dc174a03c72fc56f47c2b8abbe4cd9ad7ca7c90b1b8e9b72
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SSDEEP
6291456:wb+5W0gFHKuWLsCO7Cr2Ov9FY4YdfLLsgO9m5TCFNice:wb+8BFH1CgtU+9LQgum5TkNa
Behavioral task
behavioral1
Sample
RePack.zip
Resource
win10ltsc2021-20250314-en
Malware Config
Targets
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Target
RePack.zip
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Size
216.9MB
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MD5
27370b416b2572795c77703fd3834e28
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SHA1
201404875e5f4383046b31edd2fba005cfd63519
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SHA256
917958398d1baa2cead72947f73ad8db2bf216dfcc56bae4094e7235845ac2eb
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SHA512
231aa6933f3fe03fe882929c694b20c0031d32f5dbb82b3abc8d20cdb0ab4ad518fc04cb1af536a9dc174a03c72fc56f47c2b8abbe4cd9ad7ca7c90b1b8e9b72
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SSDEEP
6291456:wb+5W0gFHKuWLsCO7Cr2Ov9FY4YdfLLsgO9m5TCFNice:wb+8BFH1CgtU+9LQgum5TkNa
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Rms family
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Remote Service Session Hijacking: RDP Hijacking
Adversaries may hijack a legitimate user's remote desktop session to move laterally within an environment.
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Blocks application from running via registry modification
Adds application to list of disallowed applications.
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Drops file in Drivers directory
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Modifies Windows Firewall
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Server Software Component: Terminal Services DLL
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Stops running service(s)
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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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Adds Run key to start application
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Checks whether UAC is enabled
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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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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops file in System32 directory
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Hide Artifacts: Hidden Users
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Persistence
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Server Software Component
1Terminal Services DLL
1Privilege Escalation
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
File and Directory Permissions Modification
1Hide Artifacts
1Hidden Users
1Impair Defenses
2Disable or Modify System Firewall
1Modify Registry
2Virtualization/Sandbox Evasion
1