Analysis
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max time kernel
150s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
13-02-2024 07:54
General
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Target
2024-02-13_7ca1066715d2e68cab4a2fcdada52949_cryptolocker.exe
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Size
95KB
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MD5
7ca1066715d2e68cab4a2fcdada52949
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SHA1
fd578463c375824cd59b17f0eb77c9cb437507db
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SHA256
f4c9774fbb6e3d77a45641135df20c1e1277c618a08adab63881fb648e4a593e
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SHA512
da185f72d8f65865d4383e2e1dc8f23e525052bef8f68d6a32558b329d2d934be644b8755497a8177dacdfe2c1b745fdcab2f51fde7735f3c7fef8072090d0bb
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp015Q:AnBdOOtEvwDpj6zc
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) 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\2024-02-13_7ca1066715d2e68cab4a2fcdada52949_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-13_7ca1066715d2e68cab4a2fcdada52949_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
95KB
MD5891184385bb65633c1a31ce462243ebe
SHA19ffa1518bf0615c8fa7acb6f9af4891e7848d786
SHA25601a598b7432f6b68aaa5b2c1100a1bb4f0fd57d8fc7d9edb5b1e5398b543b96c
SHA512102bf7c2323f14af1278972c99d823378b36710fd69c5afa6140ff47f087847c5b945f614ed03c401508157c6b4ef864963b91128a8ee6d83a7f4217769ee040
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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
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB