General
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Target
b54b4ec47c06352c807cc9ba9b6c1211a48623fb3afff4b9caaf2f6737f550d9
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Size
255KB
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Sample
221127-bwrbcsae29
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MD5
f469985e4add20a81c0f64ae0b6fbc35
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SHA1
58f0e8d0b1d2e8610b63591051db9be0d02db682
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SHA256
b54b4ec47c06352c807cc9ba9b6c1211a48623fb3afff4b9caaf2f6737f550d9
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SHA512
3d163309e977f74ef6418755043baebd3b156f3ae84158dbcddafffe7aac4ca26d3c4a9fb83ca651d538e6f720e22e1bd5784439c30becee4a86ee00511cde37
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJc:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIB
Behavioral task
behavioral1
Sample
b54b4ec47c06352c807cc9ba9b6c1211a48623fb3afff4b9caaf2f6737f550d9.exe
Resource
win7-20220901-en
Malware Config
Targets
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Target
b54b4ec47c06352c807cc9ba9b6c1211a48623fb3afff4b9caaf2f6737f550d9
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Size
255KB
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MD5
f469985e4add20a81c0f64ae0b6fbc35
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SHA1
58f0e8d0b1d2e8610b63591051db9be0d02db682
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SHA256
b54b4ec47c06352c807cc9ba9b6c1211a48623fb3afff4b9caaf2f6737f550d9
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SHA512
3d163309e977f74ef6418755043baebd3b156f3ae84158dbcddafffe7aac4ca26d3c4a9fb83ca651d538e6f720e22e1bd5784439c30becee4a86ee00511cde37
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJc:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIB
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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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Executes dropped EXE
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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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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 v6
Persistence
Hidden Files and Directories
2Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Defense Evasion
Disabling Security Tools
2Hidden Files and Directories
2Modify Registry
8