Analysis
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max time kernel
148s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
25-06-2024 20:09
General
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Target
2024-06-25_88ce472bc65985e9c742278692c7632e_cryptolocker.exe
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Size
36KB
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MD5
88ce472bc65985e9c742278692c7632e
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SHA1
f82000539e3cb11a5ed57673f7a06cc106645c81
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SHA256
52da5c71f45f4ee46cc82126c8aae71e5c7f2e4ff8a445bf2828ea4f1021b284
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SHA512
189c605f4543c2e0fca5af35950cc8f67fb26e9a4b6a1fdaadc2a6cb322a17af2b7d56a3326e37613a56db524bca83d5270ca21e48ddb53aecf9b2921e22013e
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITe:qDdFJy3QMOtEvwDpjjWMl7Te
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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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\2024-06-25_88ce472bc65985e9c742278692c7632e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-25_88ce472bc65985e9c742278692c7632e_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
36KB
MD56c7fe2125cdbe8a9657e4df7979eb96e
SHA1dc6cc15037f1aeb60ecc58e7f437cefbc8394e75
SHA256c2b68069b3d885efa312057ff8442794afa2b8bb990c83ce7c7fed55b4f18433
SHA512fd5e487e00fbc7e728fad31460b06f2794e3500f944e141c0531e015ed7217c4ff6324296dc3d20bf4891e50d6e93f48fde0a198936b3684b9547f1618fefc5d
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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
24KB
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Filesize
64KB