Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
23-04-2024 03:40
General
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Target
2024-04-23_6259c5775e1be0e0a7dd059b6643e561_cryptolocker.exe
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Size
38KB
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MD5
6259c5775e1be0e0a7dd059b6643e561
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SHA1
f3d4057e306068f477357ec58a76ff979d9fe0e8
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SHA256
9939480e157e5ec0c91d0880781872fd538ed0b176944818a7d658efedb77f46
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SHA512
bc85e73bd53b0716516cf25f230f4140f362b773a9a58250b28bc514e58767193d3c4a1ec5821b3b48dadb6cc605a4cbc939cf3b7a12c4acc15ba81c2d02bcbb
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9W:qDdFJy3QMOtEvwDpjjWMl7Tt
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 4 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 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-04-23_6259c5775e1be0e0a7dd059b6643e561_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-23_6259c5775e1be0e0a7dd059b6643e561_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 Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
38KB
MD526b5b895ece1c3c1359d843dbc2744c9
SHA18e1640d079fc9d1ef0fa7a5702a94e71b8d6a69e
SHA25638624050dd822333e3d725545ba7d40c52cf77bc2b6d171956f74d20675b5b46
SHA5120e14136b2e53344ab92caee3768d49484221035b1ae72dae1acdfe64af8be3fb47a4b6b5d0433f0d1ce6000feeb2b4396628dbcbc6ce95831911757254e09ab5
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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