Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
27/04/2024, 04:58
General
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Target
2024-04-27_8fc0f93bb33f561bbd86c32fe1357b0b_cryptolocker.exe
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Size
88KB
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MD5
8fc0f93bb33f561bbd86c32fe1357b0b
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SHA1
1263dc463458510ffa906a96f37eb1c6b0a981ba
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SHA256
8fe9f567ca65088fe2cbb3e6a8e25bbc7bf0dec57d16776b998dbd21f09bc339
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SHA512
c923ef8f78342eaad67aa81b84024376f1824b05796721e9ed7cb0eba89050c911a76e7cbbd8aae31339ca2356281c38c7cb062876b7ccdd63cd252862754a2d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblW:zCsanOtEvwDpj1
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\2024-04-27_8fc0f93bb33f561bbd86c32fe1357b0b_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-27_8fc0f93bb33f561bbd86c32fe1357b0b_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
88KB
MD59e85f439956e350f66666541f9a2b65a
SHA11398fa351e381d08a6d86b5c30bc63e62ade3b50
SHA2564cb1bc074423cbea09fca5149881fc93cda387c980d2f47b71f3039f3b4d0a6c
SHA512ec7220e6753a7c11d04ac2751655ff3cbdf5c02026e38384e0f8b5caf1dded9b4d5e42cf07c767ff7b6704752f3194f0c23ec5640841784ab56979a580303778
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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