Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
05/05/2024, 04:35
General
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Target
2024-05-05_74ba6c6df3e7cb54fef3011d8532f585_cryptolocker.exe
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Size
93KB
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MD5
74ba6c6df3e7cb54fef3011d8532f585
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SHA1
2e7d9e5692f7bb17637239e298d602ca497e8eae
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SHA256
67ee4e4ee2a875da9414243af1f1cdec96fbd8e78dd949a65c326d6374fd78c5
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SHA512
0da1354b9d4b7ef1ec230a4bb75d0e629ad00826b0b187c0118ab94fa4057b15b56637213c2f4d46e204f5a16e9b8ca7d54732b3223ffad1a553ed3007953bd3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/X:zCsanOtEvwDpjBX
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-05-05_74ba6c6df3e7cb54fef3011d8532f585_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-05_74ba6c6df3e7cb54fef3011d8532f585_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
93KB
MD54bca3263fb61257772e65852560238c9
SHA12d4065029131e4cf942272a96ce38d2b4f2f498f
SHA2561263a58ab7876c9bf1f01b0459da69ae1a47a48e0d9952dff259f69f73ebf7d5
SHA512b54b950306b2a4557114b534996864bbdb971f9efc535c51251d5ad2bb2afec484d2d4c139575f406b580d7cdb9e7522af4fa52038d696345a8dd263090fecdb
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
64KB