General
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Target
439d85d8778b8f6958a6dc1247123e30.exe
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Size
1.7MB
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Sample
240507-g1gwdace8w
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MD5
439d85d8778b8f6958a6dc1247123e30
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SHA1
cd31c3aeb859e6463d03437e0ceeca8c84106bf9
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SHA256
44129b05f4cf3dd8a7121cbebae2188d62fcfca12e28cc10eabcde9661cb90a5
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SHA512
6b8ec005db44892cb950e45d2bab82df32c3bf8b4109d6e9ff9e1972ac1c27218fabf70c723249dfad44ebe2967776e673343076a7e5f8073848b9352b88a03d
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SSDEEP
49152:xUqmLySpmIhPDpgglYtOrqWnnfvwLkErvFWdB4B5BLFDJ:xl8ySpzOf0QkYv4AB5DDJ
Malware Config
Extracted
amadey
4.20
http://193.233.132.139
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install_dir
5454e6f062
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install_file
explorta.exe
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strings_key
c7a869c5ba1d72480093ec207994e2bf
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url_paths
/sev56rkm/index.php
Extracted
amadey
4.18
http://193.233.132.56
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install_dir
09fd851a4f
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install_file
explorha.exe
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strings_key
443351145ece4966ded809641c77cfa8
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url_paths
/Pneh2sXQk0/index.php
Extracted
risepro
147.45.47.126:58709
Extracted
redline
Test1234
185.215.113.67:26260
Extracted
stealc
http://52.143.157.84
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url_path
/c73eed764cc59dcb.php
Targets
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Target
439d85d8778b8f6958a6dc1247123e30.exe
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Size
1.7MB
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MD5
439d85d8778b8f6958a6dc1247123e30
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SHA1
cd31c3aeb859e6463d03437e0ceeca8c84106bf9
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SHA256
44129b05f4cf3dd8a7121cbebae2188d62fcfca12e28cc10eabcde9661cb90a5
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SHA512
6b8ec005db44892cb950e45d2bab82df32c3bf8b4109d6e9ff9e1972ac1c27218fabf70c723249dfad44ebe2967776e673343076a7e5f8073848b9352b88a03d
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SSDEEP
49152:xUqmLySpmIhPDpgglYtOrqWnnfvwLkErvFWdB4B5BLFDJ:xl8ySpzOf0QkYv4AB5DDJ
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Detect ZGRat V1
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Blocklisted process makes network request
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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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Modifies Windows Firewall
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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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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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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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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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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops file in System32 directory
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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
Command and Scripting Interpreter
2PowerShell
2Scheduled Task/Job
1System Services
1Service Execution
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
4Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2Credential Access
Unsecured Credentials
3Credentials In Files
2Credentials in Registry
1