Analysis
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max time kernel
141s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
27/05/2024, 11:29
General
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Target
2024-05-27_983690153d96d8f6902eaade27feffd4_cryptolocker.exe
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Size
40KB
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MD5
983690153d96d8f6902eaade27feffd4
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SHA1
70901a204bf6f2bee532a2c6adcaf76b12fb204b
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SHA256
8c7e432ac3142b9a6fd0f94d8b758b102d6c8d0134410db537c0e440fc38d0a8
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SHA512
f0148de332a5aefe9cffd925015c800ec30ad2a8414f7d6d7a88d09396f67779342c492d82ca6e278b1ef801533a2a67814acbc65763958ddd931cdafbab220c
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBcd:qDdFJy3QMOtEvwDpjjWMl7Tdu
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\2024-05-27_983690153d96d8f6902eaade27feffd4_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-27_983690153d96d8f6902eaade27feffd4_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
MD5ccc5a0b9ee2b89d3ed21f1ca9fa58f61
SHA147546fb56bc15ce378db6cd71782c892ec6f1745
SHA256adf6784ee813215c3062891a72997db0c4888b643daac1ce55ebe0ad383e1698
SHA512d9d239088d64a4b85cf110f2a7c6d60a78a47af2c56d23de7dae8cd8c0963efdebc876c42368de03be78f21469959f059a07610b49f91060c0994f564702654e
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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
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Filesize
24KB
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Filesize
64KB