Analysis
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max time kernel
148s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
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submitted
30/04/2024, 19:05
General
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Target
2024-04-30_eca7ba3b3320ea357f898708839611b0_cryptolocker.exe
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Size
38KB
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MD5
eca7ba3b3320ea357f898708839611b0
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SHA1
a9933a529ab1adb5b03dde16ce7a907614d10532
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SHA256
e2f1c4e84ff7e67d9437d5b3c641d6a7504b370861ab6e4577a5a6d469f23da4
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SHA512
25b394435f9447829591566810a6602723c4f22c655e8cbcd2e563013aeac4602b54c4f45b871f25e5980a8255f745d146aa3465e4a93ce9678fa858bd8c2108
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYU:qDdFJy3QMOtEvwDpjjWMl7TB
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\2024-04-30_eca7ba3b3320ea357f898708839611b0_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-30_eca7ba3b3320ea357f898708839611b0_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
38KB
MD51b2aa1ab9d39a38c5c25479fec8944cd
SHA114c539567948f7f022eebf129b0465b4f052b045
SHA2561530e92b2b7ee4b080b49166d38a5b9c45a8e79d3729b5edf87bb6f0985530b4
SHA5124125a0699b67018d7091af449172063ed0dc6f2913aba90e34e7f05db0dc8d6c5ede5882b369e7035b4cfa40d11729278ed3f03e25fbdbc69f8fa6ab871f0857
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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
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