Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
14/03/2024, 18:51
General
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Target
2024-03-14_ead4d5871862ccf7cc06d74ad250e325_cryptolocker.exe
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Size
127KB
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MD5
ead4d5871862ccf7cc06d74ad250e325
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SHA1
b9f5a439afa682be8fb07924180a1c50f525efcd
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SHA256
71846a31d89ed61bd2143050083a04e3bf992e4ae66fc326704212f94539231b
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SHA512
7930734486ebfe6280ca7f1dfa7b05974ed3e4022f0da605eb444d7af4029e35340d4784c74b4970c4217ac38d91a93db99b827af68972f9e09ac371dc56e835
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1ebi:AnBdOOtEvwDpj6zw
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\2024-03-14_ead4d5871862ccf7cc06d74ad250e325_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-14_ead4d5871862ccf7cc06d74ad250e325_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
127KB
MD5a525b769d370b2f8106fb44579275118
SHA1e80b7f0cae4d85e72760df5701197ccb48a6d875
SHA256b4b282c6f846ca56c5ae766552af192e8c8e66476095d7abe9feae9fe88b3fe5
SHA512eab0988a0fdbacdffa9f334cf25ba5b85adece00cb944cf41f64c6f3042772d1964ff208716f79fcb72367bca859f7f45ba7c1079e61700b8a32e44e7ef0a091
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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
60KB
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Filesize
24KB
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Filesize
60KB