Analysis
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max time kernel
141s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
06/03/2024, 05:49
General
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Target
2024-03-06_4d384b49d696d868f0066ef7855afebb_cryptolocker.exe
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Size
126KB
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MD5
4d384b49d696d868f0066ef7855afebb
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SHA1
632be5dc9fed2a008edfb2bfa17699824d7297ae
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SHA256
b7a0a632853322e61634e2171c236dcce37b80e6bd9746e14bfa580db8dade25
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SHA512
d1bd4d1966e73bbb5be745943e8f117a93206691cfe04dfdcbcd01eb58a68e924293be491be8a6c99f33a820740f922598f0c7169b9f35ef5181c0156efaa1c6
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eG:AnBdOOtEvwDpj6zg
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\2024-03-06_4d384b49d696d868f0066ef7855afebb_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-06_4d384b49d696d868f0066ef7855afebb_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
127KB
MD5bd79bae3911413969c95bdbf22707d29
SHA1c3e9c2946d1eda80be706a79abe015b8632756f5
SHA256506ba42b79304570cbe9eb321b257ceb934a5c1216e92d77a859c819c10d8cfb
SHA512d1186c733c30ecf8c8de01c60b291fb40c5edb4cbd92129e7f014efe18cfa39ae774f5bf7748f9c9db8ae9bdb0dfe357be2bece59627b81d156a6c63f503e9a5
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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