Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
23-02-2024 05:06
General
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Target
2024-02-23_e579c5567a9ba5a36a4de5aef2331121_cryptolocker.exe
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Size
82KB
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MD5
e579c5567a9ba5a36a4de5aef2331121
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SHA1
265e4013cfe374927b70faf4cdcdd7ed3bf50dee
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SHA256
ddcb6caedf549c975f7c1fee23612c5a8367e3205b3d2515e2c349bf5b858efb
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SHA512
44bfdc72862933b2847670018f97bd051655c98d8a7ffc1610d9c3cd422a1de4b3169fae9e64403d21612181d2fd6f4e238500152ba5b19b1b012adca469b7f1
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1F:zCsanOtEvwDpjv
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 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\2024-02-23_e579c5567a9ba5a36a4de5aef2331121_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-23_e579c5567a9ba5a36a4de5aef2331121_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
82KB
MD5935fd7c5221ae4d1a8e27bd20c35c411
SHA1ca543b85ba0bf8cac4924753d1470e109043602d
SHA256ae0c9ec8610868bc23c953e54d9bfe643bf2f5da727a32783a415d61a6202c38
SHA512a02aa1674259f33a85a406d2f244d079f5cf0f9f484a7193b4d2b96aa68d37b6cf70d083c21477a218fe437a5986f521221f14b593fa6ab4e0a2e94ad0080570
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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
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB