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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
28/05/2024, 05:12
General
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Target
2024-05-28_4e8ad594a50e0885f252ad47f7d8a545_cryptolocker.exe
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Size
69KB
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MD5
4e8ad594a50e0885f252ad47f7d8a545
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SHA1
68149efcb884c0812678d23e377e27bab972f665
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SHA256
806248c8b3d404a8fc1f292a2fa590c998ce6e9cef2f5a44b7fce098e43d69a1
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SHA512
cb1961c11e88ec8521498f673df01fb0d6df512487ebc7b0647d7982900688f29c756c85b4edd969ffcea804a581c4035b9b02a68169f6c6a6fc8982505bcc84
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SSDEEP
1536:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAeb:78SEOtEvwDpjWYvQd2Pi
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\2024-05-28_4e8ad594a50e0885f252ad47f7d8a545_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-28_4e8ad594a50e0885f252ad47f7d8a545_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
70KB
MD5c0f3a0df6950b937a2e6394b449cd416
SHA169bf11bf59720bb00d3e2a715d9fb8e82bd1313e
SHA256dd9c2936d4c786e814612bf29b7506d9ab3caacde8b18c9538c7122ed8eb391d
SHA51245377cc1dad6e6e65302e6af7f2c2039c4d15e2bbc6764aaefb84e0c4fe3d9242a461ec4f97760cb04a350ae7d7b252f806b44156fc158ba7ab21311a0c5b648
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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