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
21-05-2024 15:40
General
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Target
2024-05-21_66a0777bd8f46ab75b6a9d335335db7c_cryptolocker.exe
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Size
39KB
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MD5
66a0777bd8f46ab75b6a9d335335db7c
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SHA1
0118df92c53a8e8b434c5bff57b869a912bc21f7
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SHA256
85e22e67189a257f8ecef2beecf11bf126f94a132e9156033bf31e7b4ff9b835
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SHA512
a2a6b06cfecdd70c4bc04bcc9dd551b55dc5da00ced39219922cc5ff53cf7e250540e91477096800436e2c28f04868541cd2a13e4a3143e2e04d5c156f0a6436
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBsWr:qDdFJy3QMOtEvwDpjjWMl7TdTr
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\2024-05-21_66a0777bd8f46ab75b6a9d335335db7c_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-21_66a0777bd8f46ab75b6a9d335335db7c_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
39KB
MD5513c1557104265a729ed315cfc95482a
SHA1b04ec1d1b0b5c6dec85ddb5a616cd6e1282f7ced
SHA256940e30cd86efc063357e665e9925d6fc6814dd277f0fe2eff4f87f70cb084a35
SHA512e5662c607bf601769bf1a170eccf43b669d1259361d2af791554eae3ae320771b245170317a02edf4fcf05268ee11d317c34ea2ab9d58ee73dc46704d3d1cc90
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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
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB