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
16-04-2024 01:44
General
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Target
2024-04-16_73277f5a8d2738091cf9f44ef81b0589_cryptolocker.exe
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Size
129KB
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MD5
73277f5a8d2738091cf9f44ef81b0589
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SHA1
6c88b7495204ed5e7b9234e9c2dd9f80f36c3d2e
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SHA256
51ae63d04cefe814a141c9b13dd9f09e53283768628bbbb27e766eaf3e5a3085
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SHA512
5975368cb5aebdcfd15e1b377441f101167cdbd3ec7341dcf6e103a78c0e07939b157fbd6382fb291dfe0fecef1105766d02178db5d50aed54e11ef0fcc92d3f
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eI7K:AnBdOOtEvwDpj6z/
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-04-16_73277f5a8d2738091cf9f44ef81b0589_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-16_73277f5a8d2738091cf9f44ef81b0589_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
129KB
MD5aac28603344f0b32b451a7c2c3811e67
SHA1da2e79c1d2e48a81c2dcd6f1fe87cfad3a8df132
SHA256a950f9a870c4e26c8b92aa48c5925813892130b6d206a9ef32255cc67c3d10cd
SHA512a1ddfde4a44a251a3c36211b22ad5e41276aa86ea0c86d37286205eeee357b795669209c70f5f99dcbebcf3210b8c2b65290035bc68538912fece019aefbcd5a
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Filesize
24KB
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Filesize
60KB
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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
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB