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
27-02-2024 15:48
General
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Target
2024-02-27_9c1193ff324432fbb96a1161c72fce37_cryptolocker.exe
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Size
75KB
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MD5
9c1193ff324432fbb96a1161c72fce37
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SHA1
68449254d0fe75680c8b8239f3129ae24fd21d56
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SHA256
c38986dfdda1264b1d84371404eeeecbb5c459691be6bb42645be4958c477945
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SHA512
bdee43a0ccf1554dbeb00b8e190a13f571044231047270b1510049576ea0dd9d2687d9a1e24402c094f3f3052dec72b48f1799ce361f4883e63525259a7becc8
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJca:T6a+rdOOtEvwDpjNt9
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\2024-02-27_9c1193ff324432fbb96a1161c72fce37_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-27_9c1193ff324432fbb96a1161c72fce37_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
75KB
MD54835e99dd6461d94e568745a4c491640
SHA1220bbb8a87a4346f28275f330f37996cf2859ccb
SHA25653d7632260a2e99e21b86b55dd8de0373b0f03215c762124e4d3f07c4935b86e
SHA512a124f4c859d8df5eccb2123adb310ac6cca6f2c6c266e32faa085077f5a4e8d4d26f004546991e0493e1312a568c93f1d364a31187e7b5685c6b3758fbc3dbc1
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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