Analysis
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max time kernel
149s -
max time network
157s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
07/03/2024, 01:01
General
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Target
2024-03-07_bb2163730d218ecd5129e2159049bd6f_cryptolocker.exe
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Size
88KB
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MD5
bb2163730d218ecd5129e2159049bd6f
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SHA1
e9c17d5890f92f809b4b9ec9c4745ac66217364c
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SHA256
8d6b3834c8d4c74a21533dc6744732b41c0cc9bee7b68dea1244e063064dd050
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SHA512
89ca4ff2ae32c53372020c0f33226fd1fb7420e5821b268cb9d4fb804df5ed4232355ece760ce725f0e08ac1dd8368a1a6a7ad049c3a1d0db122602c81e324c1
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIJY/vG:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgC
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\2024-03-07_bb2163730d218ecd5129e2159049bd6f_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-07_bb2163730d218ecd5129e2159049bd6f_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
88KB
MD52c26fabd8413a079c031f539b2fac19c
SHA18d19b74ccdfa076ca19828f5c94037a6cd300971
SHA256895d6a96da833cae7232de94fd99c859ebebd374ecb8091ab64374fa2aa0fb9e
SHA5129a88724b893e1dd2e792564b08a1c00965acd75475219ac13677ca27cd3235364967c824f00f8d174bcef2215b9b8962e5ecf60790bc07c6f28cd292ded4e319
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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
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB