Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
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submitted
11/05/2024, 18:47
General
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Target
2024-05-11_cbf462b7b3f4554b9b91bb658fce78e9_cryptolocker.exe
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Size
36KB
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MD5
cbf462b7b3f4554b9b91bb658fce78e9
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SHA1
9035cfdc49466297dc6a46e149b9e7c20cfb66bb
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SHA256
086b6a6086baccdefc0ab05404d1aad9b1895f6d271f63b6cdfd528cd767c17a
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SHA512
730f09dd99acf01c1e4796816616a53a95a60280d41cdbd4156d8ed132a7001fe274c81e0db92fada247c766d46929a4ce3bc5677b82d5f94fe0173388713417
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkUaN:qDdFJy3QMOtEvwDpjjWMlgN
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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\2024-05-11_cbf462b7b3f4554b9b91bb658fce78e9_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-11_cbf462b7b3f4554b9b91bb658fce78e9_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
37KB
MD59af8ac61dac6271f39ae521804915cf5
SHA1d5ee9ebc7b36169f04becfb830bfd8c0e00a99a1
SHA256ccc0ac2e04d8b4bc7de9967dc488464f42c936cefb765fc5acea2c6c5775fd61
SHA5126fdae258a5b362fbd78507e0228515d5478777fbd399930cd986f3b728f3f8c6f846f6aaed7cd6bcbdc8d8f3043812760faf7bd61513a0d8e0cbf01d20986334
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Filesize
64KB
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Filesize
24KB
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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
24KB
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Filesize
64KB