Analysis
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max time kernel
148s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
19/04/2024, 03:39
General
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Target
2024-04-19_325894b80a84a2f592b573f164c92a71_cryptolocker.exe
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Size
88KB
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MD5
325894b80a84a2f592b573f164c92a71
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SHA1
9f592ac4558677bd241e49246da156ac1bc09ef2
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SHA256
e130e56f5471a4745e303cc936f8797dfa27c2e5a1e16bd55c6cde5c4e50d2ef
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SHA512
9e8ea1cd82567e35d9e3098ca6c22434adf7674bc0f65370055ea66348d02de3faf8f9651a491cd9016b87ba066c1eac9f7de904f24e4fa06eee7d25fc791957
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgIa:AnBdOOtEvwDpj6zP
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\2024-04-19_325894b80a84a2f592b573f164c92a71_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-19_325894b80a84a2f592b573f164c92a71_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
88KB
MD50ac23289766553d92f635cdf56f32d8d
SHA10828937b4c18f80a5781a3301016a1d97c9c723b
SHA256e084284973b04be5bc21637109f54ae877a2afa06a77b18e0cb53117147605a1
SHA512f4424573846bc0775220bde24983286ed5e27e858a2b9ca1c279c9a43a59d834de162f87cd63130811d1c1f2bd5d0fd1b7546438d02fb2cbb8979268cf68daf1
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB