Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
17/02/2024, 11:28
General
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Target
2024-02-17_2c392bc9a01f35e498e3acadf8599755_cryptolocker.exe
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Size
128KB
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MD5
2c392bc9a01f35e498e3acadf8599755
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SHA1
f54edd9ae15b2f9eddb55722d75ff47b3408c34e
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SHA256
d6d3e6bf0b6e1905b704cd0912ef9cc2d326512a706f14e9a1ac3940b9134ab7
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SHA512
44ed681256d3b953f23551ef3eedfd2490e088d89d5f82312aacf40ccbbbd18e4cc885236522a4099476604aaa409099b1bf7ecaef6df8dee13a740c6477ca43
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eeW:AnBdOOtEvwDpj6zj
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\2024-02-17_2c392bc9a01f35e498e3acadf8599755_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-17_2c392bc9a01f35e498e3acadf8599755_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
128KB
MD577e14c105f4cae27c66aeb3acc8d3afb
SHA11d2410ed31272805dfd89d5981562b0bab3153d5
SHA256508d1cfaf4103dbc4100c87fbe36515958426b2fd776094c1953e0fa1912ef26
SHA512eb80e20cff293e40ec9b350f135ba934cb03ebe1a295bbd96b4fd7d7faea43212d612d40764b4a8cf045b1098314917a33372b51bbcd38058cd78394350da1b6
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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
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB