Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
11-05-2024 02:34
General
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Target
2024-05-11_dd9fc8b16cff6901b2dad66709c60511_cryptolocker.exe
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Size
39KB
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MD5
dd9fc8b16cff6901b2dad66709c60511
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SHA1
ad550f05235ac5b8ea75ad494e72fb6507949e5a
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SHA256
0569700ca21000d1c3051e8401f6fd7c135990b4076e056f72a5d9ca7a7239da
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SHA512
b7e2f99ca39300d5cbed086c589c27b53a44e14c5d07d11e59b942229433b5893cafcccb72ab1a219907e4434673f4657f93cf1819eb252ed9bca00c2801ff86
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaB8q:qDdFJy3QMOtEvwDpjjWMl7TdGq
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\2024-05-11_dd9fc8b16cff6901b2dad66709c60511_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-11_dd9fc8b16cff6901b2dad66709c60511_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
39KB
MD5efede05f58e3fd96c2fce20548cf40a4
SHA1c3b5b6c40378b1c1d6109f05cb822fe8178b6ea4
SHA256ea3386942bc92543ba81200a040db6f55b08af16dc0dedc867d37afb06d77dcd
SHA512359baa25795d06f18fc0a7355400c1fca2ebeb095c3ed5086f99c28e536c1f1041374aa97627c48eaba038ab755729cdfc4d26fd19b48557bda9925970bbedd9
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
64KB