Analysis
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max time kernel
152s -
max time network
160s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
09/04/2024, 15:29
General
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Target
2024-04-08_1a50d25d5f4a6fb65239f2106078ff7f_cryptolocker.exe
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Size
53KB
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MD5
1a50d25d5f4a6fb65239f2106078ff7f
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SHA1
535fbd373f6b59ffd15ab887a28ed47ef6a21284
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SHA256
18798b95e450cc73e096b980a433efdeacf3a822a7ec90a3ed53b731e510cb3e
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SHA512
68394e492012091e73b5de962b4caab8f97b494c5a209570637f21b381c236f66a862b73e2fd8408cac124c77d53d677777e20cf949dd44a61c1a4f0b58bcb19
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb6ImpyU:BbdDmjr+OtEvwDpjM3
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\2024-04-08_1a50d25d5f4a6fb65239f2106078ff7f_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-08_1a50d25d5f4a6fb65239f2106078ff7f_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
53KB
MD5e011d35f531ab4a23dc8a1b18bef07ab
SHA1cdf14795f4ba4f9d664ba18babcd697c921e20f0
SHA2561d3e862c21f0211b9aceb2027359a43d44d004635160b743e65287b73c22943c
SHA512f4046babd647b56941d3084497a5391eb500ae98bfb33f18030bf3f116a0b9fb66842866ec21ab75362b64a79a5a8086a815635afa182e76c39f08f346843f36
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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