Analysis
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max time kernel
135s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
11-02-2024 15:45
General
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Target
2024-02-11_f0545744cf771c2bc0f30f027355abda_cryptolocker.exe
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Size
92KB
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MD5
f0545744cf771c2bc0f30f027355abda
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SHA1
dad14efb68a86afcc2262ace9719feec7abad9d4
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SHA256
a0e7a7d00cc5ae1a94d6aaebacf98c05ed175714650006d823961f78f7282bbc
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SHA512
b079bcbc15e647adbc29637b71e8d4188045add9f4cfdb199b0ec712c1819a58d8242f66f90d77070375d1e54bab18b0cf5acfae3c0d0291ff1d857093652fbe
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/J: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\2024-02-11_f0545744cf771c2bc0f30f027355abda_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-11_f0545744cf771c2bc0f30f027355abda_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
92KB
MD5db219161e28799e6930e9ba56a5c3db8
SHA11c87bd575f7a45a37e403cbbfd49e72418179fa0
SHA2568d9cd73c44c315c4f61cc4dec88ad59ea4c4c98407664f2d5581d4e0f5734921
SHA51240676d995602ab3cc5ad4457f8a97ad99454b37a4c63db3a598a6471124cb2659438e1ded39d2f7eb31b5cb02243f9393d3899a034fde5415b37b30418fe3d11
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Filesize
64KB
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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
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB