Analysis
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max time kernel
148s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
28/05/2024, 12:47
General
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Target
2024-05-28_28ec6aafa31e6a1c0cbb2c83c8c00752_cryptolocker.exe
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Size
40KB
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MD5
28ec6aafa31e6a1c0cbb2c83c8c00752
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SHA1
bd3385dcea1aba9f16f11118e8b4bd57edebb710
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SHA256
24370a86ad7c51bfa911c4cf35465eeae18b18fce9133d23dc300daa20e244b4
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SHA512
c2ac5706da0a9b74e2c8a410ab9ce603342ed8481e5f1dff8daf9234973c3c1083a2bc3e16d0a322bfe4b93eb0c685239c87c53468b654979f3c225554c6eb25
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYf:qDdFJy3QMOtEvwDpjjWMl7TW
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\2024-05-28_28ec6aafa31e6a1c0cbb2c83c8c00752_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-28_28ec6aafa31e6a1c0cbb2c83c8c00752_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
40KB
MD5989084f6095b8c3d02b1c86addedc49b
SHA16e8327ee1c65402c7fe2cdacd85d612f22fb2566
SHA25657cbb2f559c6962887c008c6be2fa2824655c36fd41f4ef0662fe5fdadb7817e
SHA5120dda702755a7aeec5d100f371851ec7343f3dc9f4e74e245825e069e713d4d7add950710fb87e45855d6db62ce2a68371145315ab5cd79f246a1b4cf4b876f23
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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
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Filesize
64KB