Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
14-02-2024 03:35
General
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Target
2024-02-14_25e9329522b6909a72c61eb6a028a83c_cryptolocker.exe
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Size
93KB
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MD5
25e9329522b6909a72c61eb6a028a83c
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SHA1
2780ae5948b6d9be21451cb1339d6150637619b0
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SHA256
40b46e5850afad48bf933798d27558cac1717ad42463228fa0cc67e04a3508a3
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SHA512
b0fc5d260ca25aecce74f603a8e6946599406d2e55523e31e383ba9015a4334fc9b84d0839e1c8888a83a50fddb02ae886231ec9c24c55ac7cb5c9682ef4928b
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpwbD:AnBdOOtEvwDpj6z7
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 5 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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UPX packed file 5 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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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\2024-02-14_25e9329522b6909a72c61eb6a028a83c_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-14_25e9329522b6909a72c61eb6a028a83c_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
93KB
MD527ab374d9ed7240b240de56fcb195cb1
SHA1bc834256774dd1ddc5b9cc4dd72ca002cbca7d82
SHA256ab6a73363fbe439806ed94e875c5b0fbbbb74d9a9d6c3f9a1461136e9333d0a9
SHA5127902e0c1ad0c04411d922b3be16da12d3b1777d9047425dbcd11089d4145e72945ce2ddbd3e1ca7ea1c1b5cb413aeeebff2867efe60521f02658c9e9fc00e6e5
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB