Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
10/04/2024, 19:30
General
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Target
2024-04-10_5d2fc1bbba45c1366d70a9a9d436c8b0_cryptolocker.exe
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Size
129KB
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MD5
5d2fc1bbba45c1366d70a9a9d436c8b0
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SHA1
d42b66c2a5f14cdec45dbd002b52ab81cc3cc1bd
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SHA256
e598ef79d32a5c6600a1c8c11bf7b439ba3a48803115541107f6b79208e11eb6
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SHA512
f30dcdda6d24e1ede446216315430acdb6b666ec67e93d4dfee4bb15e34379864bfb3c916c94825968cf07c5032a98eb9cfbf98d31f9f07b4ecb9bd4a6cf6351
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eI7H:AnBdOOtEvwDpj6zK
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\2024-04-10_5d2fc1bbba45c1366d70a9a9d436c8b0_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-10_5d2fc1bbba45c1366d70a9a9d436c8b0_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
MD5b16873b30141a2d1000be2b14c59b5ae
SHA1c595d560172c3860730f4f434035d1eb6bf4f22b
SHA256e296478bd44c7bbc1d8a054c39e6aa0921e42044b532163987c5b81551aa5f38
SHA512c8674eec84de6b747a1ab9daced2890a5f0d883c465ffaa573a176abb566e15e16f11f75f47efed1714a5980d74699d82c91ec0cac9e208c1c948cf8198bf7c0
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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