Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
21-05-2024 05:00
General
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Target
2024-05-21_757c99300f6ed4a23d0d0facd2087e95_cryptolocker.exe
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Size
64KB
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MD5
757c99300f6ed4a23d0d0facd2087e95
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SHA1
bd7f5b9fa6934ce878bcd3365e0464b77f1154ce
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SHA256
c8766c8a983f3799590f86391ec043650cf1fd2e0ab80c28caebbe99f41e10d8
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SHA512
db1e807322adcc6e4075542f543c000905133976112e64f3b662ca0c439227e53ef931942a623b6647cc427d8af586dfc158a0978176f1a2c5e6b1fcfff5c062
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsid:BbdDmjr+OtEvwDpjM8s
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 5 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-21_757c99300f6ed4a23d0d0facd2087e95_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-21_757c99300f6ed4a23d0d0facd2087e95_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5e95595b94f1a3836714db7c16e60bbe8
SHA1fdbf595792b6d4e08f8d08f46ce62de864d4d173
SHA2567b67dadc8bbcc7bd9c385fb4d3799995fed1575c0d0e0bf82037b539f70febb3
SHA512b04530facdafa551bd9e1693554e044d93c5e52749ad967c92623c19dcb5fd6e80623ef72f65484d53dd5907fb6b565ef2adc1cace24f9fd5eec9fa698b29c9d
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB