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Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
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submitted
25/05/2024, 22:38
General
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Target
2024-05-25_c38b60dc32d8fcd469456ab13d8d81f7_cryptolocker.exe
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Size
40KB
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MD5
c38b60dc32d8fcd469456ab13d8d81f7
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SHA1
e4a7478debe6448c97c4bf0f5f2ad94bc4237579
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SHA256
ca74d371515ec859319c06c21607ec1864ff5a2197745a7b7c17d7ca082a3243
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SHA512
53d0f8f0f2731af41bc398dc1e706dfa139a952182c4cee983787fe1e8cf1bbde52162b27884752d0f790924e577f510f19204b929c095dc452d90ddfe594b80
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY91:qDdFJy3QMOtEvwDpjjWMl7T+
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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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-25_c38b60dc32d8fcd469456ab13d8d81f7_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-25_c38b60dc32d8fcd469456ab13d8d81f7_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 Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
40KB
MD54793968d029aa0fa9bbc90e155a4e830
SHA1200ab7a36d4234705d56bdd33b40953603dd4718
SHA256c94e918ceb51724ef1499350690deab8b357f3c93e57359e5b3d92526afe0d0d
SHA512fba583368f3c571046bdb40c38b5385cf011415768a37a1d7bf74e6ae84f27715828418d4b99088047000e9073009e769d0cb2e93009de189a64971f009f81a4
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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
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB