Analysis
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max time kernel
148s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
17-05-2024 00:17
General
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Target
2024-05-16_cc3f64628b9908c93cdc65c9162bf3ed_cryptolocker.exe
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Size
37KB
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MD5
cc3f64628b9908c93cdc65c9162bf3ed
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SHA1
bb40e508472ab08869c6f4d7dd8d087603cb52f5
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SHA256
891f9fec1579674020e78a97f1adc5047a50c3da2534157cc1a8ce2cc81e1d97
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SHA512
b7367f42f54a716f5cb73b4aabf6cf0d05f868dc5d506b125ac47397456b88e9038bf48f5cbda058114c46645e55835a8912667d4cf48023b9dd7e38685fdb60
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK3p:qUmnpomddpMOtEvwDpjjaYaQp
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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\2024-05-16_cc3f64628b9908c93cdc65c9162bf3ed_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-16_cc3f64628b9908c93cdc65c9162bf3ed_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
38KB
MD54a4db3f410168cc7e00442b12128f49b
SHA1f9d548894c04b0de7e783a9d137da25aaf21087f
SHA2565ef2dd049aa80f08d9d47cfb901145339f69ee5070e4bd1bbf397c0765991c06
SHA512ea191f613686e53d70aa6d9c110575b312f4668b627c23bc8fcfe2c1595797a22cec5b7ff2d1348a636efd728da5833b2013ad2275a745a201eb2d80501d9887
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB