Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
27/01/2024, 05:22
General
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Target
2024-01-27_0e792890080db5778d4ef54cf6c72ff3_cryptolocker.exe
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Size
61KB
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MD5
0e792890080db5778d4ef54cf6c72ff3
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SHA1
22c5e82e712ce98203ed091f562cc98b87921c66
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SHA256
9ed01de7cee2cd28d79b3b29e6bc19805d1a002aff1693d62d3a80df4626b942
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SHA512
e64f2cdff25f37a7fd54789cd46d3ce64fe4db46c5674e32a9d73b2360b79dbf4f0321f066fafbdc9bd20ab87a9303d1a2ddd1775d38ec91735229db2bf15d4a
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SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gbum/kLyMro2GtOOtEvwDpjKvWxHCbSVaFn0jKN:P8mnK6QFElP6n+gymddpMOtEvwDpjY1x
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-01-27_0e792890080db5778d4ef54cf6c72ff3_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-27_0e792890080db5778d4ef54cf6c72ff3_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
61KB
MD5ddb344fbd2ecc2face31fbc732c26aaa
SHA1eac6cb1e3649313c2d787c79b7a717d1d322750d
SHA2560bc89fac344c7b809959cf8f68dd96ca55dcd0ca286a657198fc1c6a063c9e46
SHA5121fa95ea3a9dd97f88011d2679a340e691f1a81d2098c27be3479e12dba2a5b7fefd1da3bc46386cb0a41157e56c093d509b34f5c48039ef2ef2352d5b652691f
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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
64KB
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
60KB