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Analysis
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max time kernel
0s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
11/06/2024, 04:40
General
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Target
2024-06-11_4745b06fcf7d6b8cd1d6f3b5fce0429f_cryptolocker.exe
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Size
96KB
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MD5
4745b06fcf7d6b8cd1d6f3b5fce0429f
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SHA1
9b33aa8ce3007c6b5c6c69e680d895666d322bff
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SHA256
a9e824f72a051b236ad99671b25ae15193507c4b981cfdc52731b5268268b0e0
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SHA512
ae4a9fad58441c7865b6425bd2b04d64ede9ff37945f94d88ec96374127a96fed1c6f2a373102465bf0dae95cf46746d4c93638716384bd88607a3746d39fc9c
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp0+Yn:AnBdOOtEvwDpj6zh
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\2024-06-11_4745b06fcf7d6b8cd1d6f3b5fce0429f_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-11_4745b06fcf7d6b8cd1d6f3b5fce0429f_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
96KB
MD58500b40765c711c3e811cacc7a7ab425
SHA160d86c97c8a455d86f0b60399639be94303fe5c3
SHA2566c727969c0547c8b32d9008cd7c3920a13b52b8fb8aa2faab67b717f401d819e
SHA5125ef8f53d9d4d75cdcae6728c6b5ef52ceff103a12ed60646a4f7c3e1118035859a55655a85a095ac5146dddf9ca8f86725f438141f6ea978d3c17a36b7440592
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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
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