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, 17:23
General
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Target
2024-02-23_03000909acf39c3347298246d4de9db4_cryptolocker.exe
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Size
35KB
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MD5
03000909acf39c3347298246d4de9db4
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SHA1
b1ac0263c0357d8aba2165296e3009ba9a67575b
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SHA256
a6ad5fc877e19ef15d75d94acbe4ba5dcfeb3ee0d8a73af8f7e78824455163fd
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SHA512
8163dc14c438460546a5c7bc2aba68f6800faaef6c5cd36c6db6078826bcecf90175fc4f9267e6aa222d0449e3c566bb1d9155d7b7438d63378c60154ed6e75c
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5ax+V:qUmnpomddpMOtEvwDpjjaYaA
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\2024-02-23_03000909acf39c3347298246d4de9db4_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-23_03000909acf39c3347298246d4de9db4_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
35KB
MD5dd179fb137bf92ca4838302912b37e3d
SHA103e2e3eb10882586a50a8ed19445184814aef869
SHA25659e06089dc9d702f6791451db38f96cf37bb1bc6a88d89cc02ed4a16fcce13ba
SHA5127ce989101520555f1660ac4ec189c85b89a930b038bc0eb072ec62896796ed83356d2fb234a54927c215ed83c213219581d4d036d57ceec3466b66d686d951aa
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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
24KB
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Filesize
60KB