Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
25-05-2024 04:22
General
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Target
2024-05-25_055854618d866cd4d3e4766665c0b5f9_cryptolocker.exe
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Size
58KB
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MD5
055854618d866cd4d3e4766665c0b5f9
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SHA1
99a74642bbb716be8dcf0c6e235c62dd1109dc7b
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SHA256
fd0c39016af954ed80a66cda7dd20f376f0dff4e2f445996d6095007922b87f0
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SHA512
418bf069031db13ec79d9a84ff1e320fdf5882e1fa758886b073927df34a6d03d2e83d2748f83e1627f3f136606a5df4d7770b283bbc4820aa5e805cac6661f2
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb6Impya:BbdDmjr+OtEvwDpjM9
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 3 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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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\2024-05-25_055854618d866cd4d3e4766665c0b5f9_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-25_055854618d866cd4d3e4766665c0b5f9_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
58KB
MD59807088d858a37f8a8176a5c0e77e471
SHA1710469b012cbc3b0672fbfce86a36f5cb083d5c1
SHA2562a3a87844c5b04bdf4adca0baa7e0fa8949dffe3ea889a587e3014640b094fb4
SHA512048408dd772ab17e46616f22e9a245642335142fef352ca4757962cbd36d6ffd113937250b7229ce77849208633d91bc965e79456cf819984af60893ec5fb585
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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