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
13/03/2024, 04:52
General
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Target
2024-03-13_af8ca5ce450fb84de005c7733a2eaa23_cryptolocker.exe
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Size
64KB
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MD5
af8ca5ce450fb84de005c7733a2eaa23
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SHA1
5c0f085fe047c1ee72bff68ea8b3280f05e74952
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SHA256
fa447e08410394ba24898ddfce808d0a97aeb8b497d2d7f1e7d70df559f38003
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SHA512
a5ee5707133c606e0795faa3df32d8a6034034a2f2909554f84d07e177b12980031ede556e8eaaf4827fb148f46fa20814a5ea5f833f3cb8f5c25285947f4282
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6Us:1nK6a+qdOOtEvwDpjZ
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\2024-03-13_af8ca5ce450fb84de005c7733a2eaa23_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-13_af8ca5ce450fb84de005c7733a2eaa23_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
64KB
MD592c0e4881ee169b670f822d1a443db6c
SHA10a3fb5421fd8639a680da4a6ddd065457dc5603e
SHA256b32bb2c11f0b56fe4ee503abeda2232b39605c24471747cbaa5a81580f73b47b
SHA512cb0e210ec417fccae91e2e68a1a7274a92ca3c8231a7160f25e8e22c6fe7af0ee58a93645d40feba4590f4606f9df197fdeee853bf78826c5f90b370c5165f88
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Filesize
60KB
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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
60KB
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Filesize
64KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB