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
03/02/2024, 04:18
General
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Target
2024-02-03_bfe626d8534d7b9cae6cac6ce32041d6_cryptolocker.exe
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Size
73KB
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MD5
bfe626d8534d7b9cae6cac6ce32041d6
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SHA1
57d52a85e04b34b3d8cd23e132572a98b0ce7754
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SHA256
6e30bc37f57981f5baefdaad661c4bdefdb29a58b5fcfaae9eae78da9b1967f6
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SHA512
19d702630322d7e79a0277efe8da5edde5e2ca7a5e7dbc1627dbefde7c0ca5986a61ac1666fbd5591879a5f5ea5ac479518ddf575f3c3da091c8b3fb4182c379
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxi:T6a+rdOOtEvwDpjNtHPx
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\2024-02-03_bfe626d8534d7b9cae6cac6ce32041d6_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-03_bfe626d8534d7b9cae6cac6ce32041d6_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
73KB
MD5a73cc55e963f239887e315ba341910fe
SHA1332c7f6e4444124c9b850f161c2066729a27dff5
SHA256a10bf420974cfdadabda84e6382abc7f1a1c4b46559dc2aa0303a840b55ac3bc
SHA51226470d68aa87879583d0bbcda357749690e4c8df9d3cf043b9d1320991a885ccf6a8d117f6f4576f325e98c7808443036b8ae0f2b1d2332edc6b306761203043
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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
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB