Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
29/05/2024, 15:46
General
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Target
2024-05-29_c907d0f1c56d902c27cff153ac1b9d9c_cryptolocker.exe
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Size
72KB
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MD5
c907d0f1c56d902c27cff153ac1b9d9c
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SHA1
0e1be5feff5adf5727e762ec9fa32ce9c4c31194
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SHA256
42d68c1acf1744aa2b1300fbaee2429a93067651740c5c890b6cf1af985d0d77
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SHA512
57e8ebcb53876f7eb353a5a623f179c994a2a5b2ddd34312e0a0a03ae798694fd3773c3af5be780cad06a1b0b8898b40d1fe88ba962b7fd39f30ba3973f1dbd4
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SSDEEP
1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs97xw:C4Q2c94OtEvwDpj4H8zT
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 2 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\2024-05-29_c907d0f1c56d902c27cff153ac1b9d9c_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-29_c907d0f1c56d902c27cff153ac1b9d9c_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
72KB
MD5a54b6cb9086e5fc8ce9167ccb5e600f8
SHA1e83d236646e86685c90e21d374148aaf90a8d25d
SHA256a3e70377fa2bc000b2317af7db853904acf4a71976a5b1fea2218b117183f43b
SHA5129bf942b95802fe31410aae9c5f14b0491e11720e1b2ae073cbe53621a8d20048e4d08d383a50ae3cd818d8c2a40b761e8ed472373a69beb152c06ddcaeb70c0f
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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
24KB
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Filesize
64KB