Analysis
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max time kernel
149s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
22-02-2024 09:59
General
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Target
2024-02-22_af8a1a5490e717a13090f03157bd88ad_cryptolocker.exe
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Size
56KB
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MD5
af8a1a5490e717a13090f03157bd88ad
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SHA1
3f616dcd6155f884831357c6da41ef1dffe5fe55
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SHA256
74bbd8981c54d0746e7fe39834674dca4fd7b31bc97743f192910d92f1675f83
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SHA512
6e17dd2c4f408fc3a4e3b08dc20b911e080de53d40403fccdf1b547fc5d1668ed5bc0ada0d2d8da5a32f2cb9b3735bb732b815c3d67e507fb264862691ce271f
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61I:BbdDmjr+OtEvwDpjM6
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\2024-02-22_af8a1a5490e717a13090f03157bd88ad_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-22_af8a1a5490e717a13090f03157bd88ad_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
56KB
MD508f3555e34d53e726eacd10aa49a3572
SHA1c0734f7836b21bb69ddad0ca1167efe23671fa99
SHA256b3c5567f2f6e9ddf94a576110534a094894d11bb764e819d7d5e5e1560607a2e
SHA5121e6573e0c889a10bc4e23eb83b26016e836d10ce47aa47b4b2d6f68a7b8604085738f4a532d5aea1f108c98649a0ad6bf35394b47e118357224031292c6f20be
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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