Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
03-05-2024 07:27
General
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Target
2024-05-03_6b094b634f66a3a08e508359725ea0cc_cryptolocker.exe
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Size
77KB
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MD5
6b094b634f66a3a08e508359725ea0cc
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SHA1
1c5fc75f3ee75824657c4dbfa1f1be077580c2f1
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SHA256
1ce480303a4dd955c672e408e784d7f5817dfab15d37e8b0b0972cf914b77552
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SHA512
35cb628414fa958edb1d6b9137125d8895df9b5e0910505dbd96f26cab545f31bfb696c5501835123d976ab33747f507468407f8da6f006f646e5b34bd07b5ce
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnC:T6a+rdOOtEvwDpjNtHPx
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\2024-05-03_6b094b634f66a3a08e508359725ea0cc_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-03_6b094b634f66a3a08e508359725ea0cc_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
77KB
MD50135047c84903b0c007c6a23a076406d
SHA141f900d825c9b4f0b704529bea55e8f3ac1b2db9
SHA256894ccef21c779decfa2bd5919b2003ea262d59112728feb3710e578aee53d737
SHA5123f467807ed4335085c26a36a3cf3bfa63aab369530be1a62f7143215921e621de751b1ede547208af3f066f299ec33bb91d24fbcf13627d1354d5d382714d30c
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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