Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
26/01/2024, 11:42
General
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Target
2024-01-26_f6c56243882dfd4b824ee8e69b37c26b_cryptolocker.exe
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Size
87KB
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MD5
f6c56243882dfd4b824ee8e69b37c26b
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SHA1
a999ed7210dcab1c7ea5d12ff5b2174a853a585e
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SHA256
7a22c4b75cee2511110e9087b19192318d958242ca0ea368b8e562f495b0dc74
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SHA512
2bacd3b50a3ca2d4da1b3f12510957049166bab03823a737c0c2d949f99558f7283cdea933436377742be38bd71d37b5756fb238cd5b011cf0e18ad45e7944d1
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMg6I:AnBdOOtEvwDpj6zT
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-01-26_f6c56243882dfd4b824ee8e69b37c26b_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-26_f6c56243882dfd4b824ee8e69b37c26b_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
87KB
MD5bd2cbe4497129564cc293a7d4f02d991
SHA1ee657f266c61142ab6beec4bc63273565b105306
SHA2564f30d58df478fddba52115ad6ba6b021e1dbc6d1677af12c5160acd92dcfa25b
SHA512fb8ba62a4abe87a4bda1888f58b9a48ad1063e300078b47dfbfddd9ac9f9587dc8ab1600630a9b023d92f0b13b88ff3221066c2284ec0e3f2857b19b83f0f1ba
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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
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB