General
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Target
a83f238b6d08b5c851175dc73c87e2b8.exe
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Size
512KB
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Sample
240107-x13qvadbh3
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MD5
a83f238b6d08b5c851175dc73c87e2b8
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SHA1
80752e8ec31f6c36db56df50fb57977a684d9f9b
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SHA256
b6fbe21c2bf9be286538a278c23db1cd622910fb2e72f55e9ef19599019cd806
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SHA512
7f51e5214591eb14804838acbfeb8808495e02a39a960cd3fa9ace4c3f55f4aa6ad83f9f7c5f50d1e8f947a9d04da159c0e9b0bcfa8f7f02911e986ba60926e6
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SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj67:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5g
Static task
static1
Behavioral task
behavioral1
Sample
a83f238b6d08b5c851175dc73c87e2b8.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
a83f238b6d08b5c851175dc73c87e2b8.exe
Resource
win10v2004-20231215-en
Malware Config
Targets
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Target
a83f238b6d08b5c851175dc73c87e2b8.exe
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Size
512KB
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MD5
a83f238b6d08b5c851175dc73c87e2b8
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SHA1
80752e8ec31f6c36db56df50fb57977a684d9f9b
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SHA256
b6fbe21c2bf9be286538a278c23db1cd622910fb2e72f55e9ef19599019cd806
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SHA512
7f51e5214591eb14804838acbfeb8808495e02a39a960cd3fa9ace4c3f55f4aa6ad83f9f7c5f50d1e8f947a9d04da159c0e9b0bcfa8f7f02911e986ba60926e6
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SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj67:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5g
Score10/10-
Modifies visibility of file extensions in Explorer
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Modifies visiblity of hidden/system files in Explorer
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Disables RegEdit via registry modification
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Modifies Installed Components in the registry
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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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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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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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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
2Disable or Modify Tools
2Modify Registry
8