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
30/04/2024, 02:42
General
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Target
2024-04-30_5dfffa0e6b477b33db6949f0378fb8cf_cryptolocker.exe
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Size
97KB
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MD5
5dfffa0e6b477b33db6949f0378fb8cf
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SHA1
9b7fc32a7555e375665f87be4ab31a9fac65705c
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SHA256
fe803f968d7bf4fa05f7d119a2ab969dd26c27747829d6232bbcd835b0b9388c
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SHA512
784eef14f114708c4c3d60773bfda6a17832e07a215fccb469be1b00361addd149dbdb3c51bd7fa114ad7723305e644d892634d09adc489010d18df2d063d588
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpYy95:AnBdOOtEvwDpj6zU
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\2024-04-30_5dfffa0e6b477b33db6949f0378fb8cf_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-30_5dfffa0e6b477b33db6949f0378fb8cf_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
97KB
MD5c0f358b4d4ff9e6343d9ca0b06003410
SHA16562e0c847e8f8d1b56fa7b765194d34efca625b
SHA256e659e079ba4cb0ade7f7e663ac898d9c06ff5b2ad27e74917f9a6309cdcaeac8
SHA512fdb37cad8c5e583e3766802a576ac940b1e10b18df34098807e7ccefd9e26185f92d2408844e9d69bd2299cbdc059de8b53833c5f4981583ae4d062920d583ce
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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