Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
27/01/2024, 22:24
General
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Target
2024-01-27_45d8480b7441a72773b5b8822d7b3368_cryptolocker.exe
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Size
62KB
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MD5
45d8480b7441a72773b5b8822d7b3368
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SHA1
23728153ff089a0ff4e1dbd25d29a2ebd4d91640
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SHA256
9010bc04bd117ab66d6036f025f273608b2a0a51652c6c4d9a293c41c8d42073
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SHA512
03477baccdbc454faeaeaf7b01ac5092ee893aa4caa68eaa5b9f8c3bc449f17205dbd53553c421838234d2907a8c656a3075e83244564e1a1536e6be1d3e30c3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7/:zj+soPSMOtEvwDpj4kpmeLmY
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\2024-01-27_45d8480b7441a72773b5b8822d7b3368_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-27_45d8480b7441a72773b5b8822d7b3368_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
62KB
MD5d7d67f00dfd8038dc839bec5067be6cc
SHA14b484b1cacbd335748dd8c18b9cca6c345afec7f
SHA256ac09cde55d170f7c1be3278f28d4a5caa63410d6e875ade3ffa9d3648f9c786e
SHA51284682b6ed14d2a02d6fa9c5fb4d3c24a8da3d86b5ec86be8b81e94b3508f719b36d6d8c050c08b2b6ac544c39328411a9c5f98f78526e549be1927e8fa17f469
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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
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB