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Analysis
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max time kernel
149s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
24/01/2024, 05:41
General
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Target
2024-01-24_1eeafc1260cb8462a2ac70e02f0195c6_cryptolocker.exe
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Size
94KB
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MD5
1eeafc1260cb8462a2ac70e02f0195c6
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SHA1
f9b72c480bc386c481ad3a8c69ccd14adfcb54ee
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SHA256
ed7504ecf2fc57070f7f55422ce4727babb7abe297dac633bdb16d82f7cb9949
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SHA512
bff6bd86f3eaaa5fddfbd12430b081c14f505ef169b04b18c1b963bcaebd27d28768db6718ef6a4c5d63485f607b9360eb50b8effa6664f821ef51fec95a294b
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01U:AnBdOOtEvwDpj6zC
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\2024-01-24_1eeafc1260cb8462a2ac70e02f0195c6_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-24_1eeafc1260cb8462a2ac70e02f0195c6_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
94KB
MD5a8593b03e665aae07b9db5add6f58e2d
SHA1e41f9ab7c5f4b6a40a813533650fb63f8772b179
SHA256336e9b5d1c96fb31055f57db96e82b6b213fcd689c47847e4bbdb47a52501a1a
SHA51259be86c045fe33e51c4ad59f893f912fb4a60ae9ff90543df6f459dd9db8dc93b21decfc3618443124f5064802d58cf15ded99dc87f4d10a0286058f6399e045
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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
60KB