Analysis
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max time kernel
162s -
max time network
170s -
platform
windows7_x64 -
resource
win7-20240319-en -
resource tags
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submitted
18/04/2024, 04:37
General
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Target
2024-04-18_40a1629a97a49af185bba5577324116e_cryptolocker.exe
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Size
129KB
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MD5
40a1629a97a49af185bba5577324116e
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SHA1
068eec2addaa9639a7060a8df64b45dd5cc303fc
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SHA256
26808dacaa6431f627e9eb2a59286c3af6772a1e5cce1fb4c614a7ed6116eff3
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SHA512
7616da73e56b20e24095870de2ad3d785f0a2314a31c1eb89873b4a25c9dabc3f96ca18d2f748efd8ca857f4cf0f3a8a65af489274f6bf94172f8c3d9086bc3f
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eI7Z:AnBdOOtEvwDpj6zg
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\2024-04-18_40a1629a97a49af185bba5577324116e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-18_40a1629a97a49af185bba5577324116e_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
129KB
MD5a81efd62cbd362ac72a26dc5ce052829
SHA177c683181e80271f4664f550453f1cefb0e849cd
SHA256a3c3022b162421141c4f722880fd7d318976f0bba3e9c79a2700195c703df3a7
SHA512038d2c5199c584f816cbbdb257940a3ca0f9726d217396aeee174774ed0182dadf18214617c62cc6006487e65a3271de23c334e1baef815901541f0f09e2d10d
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB