Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
29-04-2024 01:24
General
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Target
2024-04-29_915174bfa9234754aeb7e3fc5f6e2a8d_cryptolocker.exe
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Size
38KB
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MD5
915174bfa9234754aeb7e3fc5f6e2a8d
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SHA1
af8b59935575cac5ad89c17659e5cfdd0056e4bc
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SHA256
ae7df12a26c4fde678064dcc65b7dcabe569a21c3db0518383bc34b884e78d28
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SHA512
9fa15ee26d3e1da6eac943a1929870b211486f0af693921f918d945f096fdf80559fa2394f6aad3614cc8a5bc9ff99184e3dd02caa28405ec3cc1d72f8782c6f
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9Q:qDdFJy3QMOtEvwDpjjWMl7Tn
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\2024-04-29_915174bfa9234754aeb7e3fc5f6e2a8d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-29_915174bfa9234754aeb7e3fc5f6e2a8d_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
38KB
MD5ed258d7bb4be422a953196cc00200307
SHA12a51b1017b651298c1d51badf002350a2e44d174
SHA256bc7b55234302140fbfe97395399963548e277b18a3ba9776d7406d81a5e5b9ee
SHA512f278ca63e39e174332f3d5c47fbd252cf935b76959d533587ff98150e30f936f8a0555df55ce5e5a72e4ea07c94c2bcb095fddaad844b9b450df341e18c43237
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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
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB