Analysis
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max time kernel
142s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
18/01/2024, 23:30
General
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Target
2024-01-18_e63f4e59a8ba809a61c885a3bea11a66_cryptolocker.exe
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Size
93KB
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MD5
e63f4e59a8ba809a61c885a3bea11a66
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SHA1
768f839d06ea1ce451692a9585543be454369d23
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SHA256
dfba81cadd4e6f788c6a9c59aba60c405e0a99574fb91bc2963c93287965dc38
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SHA512
6c3226a1c7a867ce46b6a6b940fdad2d742da81e66a936820c6e955d20fda7c8e6fe6fa172e20c37d73d0b26992712a9ed7ed1f445bb7cbbc4d676382584f84e
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01Q:AnBdOOtEvwDpj6ze
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 5 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\2024-01-18_e63f4e59a8ba809a61c885a3bea11a66_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-18_e63f4e59a8ba809a61c885a3bea11a66_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
93KB
MD5b82ba13ab187bbc187168ac3f1371174
SHA1decd87d6b604a0e915cedebb91f51d6649ccb06e
SHA2564abee2ff3e6666b6d504be12e3570f15cdcf9c121d3f436a8c4a67d4cbaef7f6
SHA51222026b66b5fa3e13b112735c4fe4731ccc80b2d7935043a330f01ab69840b18f08bb00ef9462d0c30d1ec3a74e7894f16c46d3bbdb846ff4d8ca2542f14e883b
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Filesize
60KB
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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
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB