Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
12-05-2024 10:51
General
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Target
2024-05-12_7281b6fbdb43808ddb7a9b53cbd03292_cryptolocker.exe
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Size
97KB
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MD5
7281b6fbdb43808ddb7a9b53cbd03292
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SHA1
1db628193d7e77ddae4fc4774f531ba61601893c
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SHA256
1dab9a7d9717b6d54b0c1414556fae1d329ab28c81946a616031a69579f9ecdc
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SHA512
f6af335dd57d793acbcd3f5f8a49ad45e301fcecbeb43fb6adcad64f7ecf1786b644be6ce3938cbd4235665347a636757d2f576ca757d7f43967888be41cbd64
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bq1C:zCsanOtEvwDpjBJ
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\2024-05-12_7281b6fbdb43808ddb7a9b53cbd03292_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-12_7281b6fbdb43808ddb7a9b53cbd03292_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
97KB
MD5944f8fcc0c134b74a3c019d6a9b14cd5
SHA168daec9115f3ed14fdf37d7b7e4e6f2a4b758118
SHA2567c22cf3d160e48507dcfab3f1191bc2ee50a25df735c812a98c23e8ec25d2baa
SHA5128daefda3f38be31a9cde7939fd27e32a38c0300eb28565f070d7285f62f1b5e19da045be955d883801623defd32f1052d4ad927942471a4a575b728f353dbca3
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Filesize
24KB
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Filesize
64KB
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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