Analysis
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max time kernel
148s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
23-02-2024 01:49
General
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Target
2024-02-23_b96e2ce42b7292c9539196577329cebb_cryptolocker.exe
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Size
126KB
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MD5
b96e2ce42b7292c9539196577329cebb
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SHA1
4f71dd1f4d4c664b261cc35f0b15fe3d425c1e92
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SHA256
e3da5135d847992f536188354258dd3a06fb9c6c73ace9bde48232ada68e1e2a
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SHA512
d9becba53978fd3d7dfd3a3283a732c0dc2354fb9ca971ade6fef3b45b8e4ddc46083a60bc8f9ae5eadeb0c6aa1c6af317289497da0e1e0ad326b50fb80bacf3
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eC:AnBdOOtEvwDpj6zM
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\2024-02-23_b96e2ce42b7292c9539196577329cebb_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-23_b96e2ce42b7292c9539196577329cebb_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
126KB
MD59ba8492f9639a3abef3ef1bc016f6345
SHA103cf177310854b92e42b47121bff7494ddcd8d7e
SHA256c25cd4044ef864d1e62a76cd723c7672e3530721eec70a247e1d42c1809118a3
SHA51208e80a9276b0130ada1d12358659f16ea9d275870423ea9ca8df6b5c7096462e4f098bec066ecc26b240cc403920d18fd929da4732ba48510226ed5a7ef14d2a
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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