Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
07/05/2024, 03:26
General
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Target
2024-05-07_287cfc9e15297f448d050733bd44ed2b_cryptolocker.exe
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Size
38KB
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MD5
287cfc9e15297f448d050733bd44ed2b
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SHA1
dd0e78eab469e38f900a9cf98a10e429d2572a3a
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SHA256
f919f08f5330afdddb7a5535e209272def02de0213c2a6561ba5ec1f78db0119
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SHA512
f1e6390d187a82941be95c10bbb0cc0bc57c72987f59f382a63b600d1f03fc56a0d5ed7c0e90b51b8767d23ac17ff5042ce11de7677a79680b833fc79f8de64a
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY93J:qDdFJy3QMOtEvwDpjjWMl7TAJ
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\2024-05-07_287cfc9e15297f448d050733bd44ed2b_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-07_287cfc9e15297f448d050733bd44ed2b_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
MD58a571d3e6fb47700413eb7b058791a01
SHA17018393514ea7266e8b9283bf55fb82f751548ba
SHA2562f7292942834d31acbb0078efdedd6b219bd7eb7f8f83c3da86b64046d063715
SHA512e34e02fbf3d853de285ab20701af4eea36caf02719a22f4d0d39a0e5ddd11cb509237937ea67432d41c58e1edbc2d6fd5ac800fdf8bb747570a35d39c39c2bb4
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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
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB