General
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Target
freehacks.exe
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Size
105.5MB
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Sample
241202-k8hz7avkcl
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MD5
4647bc264b4344c7ca47ae9adc130ba9
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SHA1
08280768ffd55e06203fc8f13d3e6f1745c7ee0c
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SHA256
742e3f0ca6967c947c99cbbff7f3eaa7f5059a1bba1714a20afee3d85312a439
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SHA512
9d2a9f90746e74819c441da86086fc716f2e9f54fbf77e4a1cfec2badb1d64b9fe0ba3e3f5304ad797613c27cb038fbddc551d4824b6445ab5f8d063e1424981
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SSDEEP
3145728:iZGbexf7I4RniT0BEI43vBrYwY+pOhdFs8rBb:isbexTi64/Bbp0KG
Static task
static1
Behavioral task
behavioral1
Sample
freehacks.exe
Resource
win7-20240903-en
Malware Config
Extracted
C:\Users\Admin\Documents\@[email protected]
wannacry
115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn
Extracted
C:\$Recycle.Bin\S-1-5-21-1488793075-819845221-1497111674-1000\RFSDBRWMX-MANUAL.txt
gandcrab
http://gandcrabmfe6mnef.onion/b4958d966b2044df
Extracted
C:\$Recycle.Bin\S-1-5-21-3756129449-3121373848-4276368241-1000\HQUIB-MANUAL.txt
gandcrab
http://gandcrabmfe6mnef.onion/a41a79fe35318bdf
Targets
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Target
freehacks.exe
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Size
105.5MB
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MD5
4647bc264b4344c7ca47ae9adc130ba9
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SHA1
08280768ffd55e06203fc8f13d3e6f1745c7ee0c
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SHA256
742e3f0ca6967c947c99cbbff7f3eaa7f5059a1bba1714a20afee3d85312a439
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SHA512
9d2a9f90746e74819c441da86086fc716f2e9f54fbf77e4a1cfec2badb1d64b9fe0ba3e3f5304ad797613c27cb038fbddc551d4824b6445ab5f8d063e1424981
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SSDEEP
3145728:iZGbexf7I4RniT0BEI43vBrYwY+pOhdFs8rBb:isbexTi64/Bbp0KG
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Gandcrab family
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Hawkeye family
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Modifies WinLogon for persistence
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Satana family
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Wannacry family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (272) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Event Triggered Execution: Image File Execution Options Injection
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Modifies Windows Firewall
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Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
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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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Modifies file permissions
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Adds Run key to start application
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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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File and Directory Permissions Modification: Windows File and Directory Permissions Modification
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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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System Binary Proxy Execution: Verclsid
Adversaries may abuse Verclsid to proxy execution of malicious code.
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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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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Scheduled Task/Job
1Scheduled Task
1Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Image File Execution Options Injection
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Image File Execution Options Injection
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Direct Volume Access
1File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
2File Deletion
2Modify Registry
4Pre-OS Boot
1Bootkit
1System Binary Proxy Execution
1Verclsid
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1