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
17-04-2024 06:00
General
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Target
2024-04-17_c1e7ac6c6e2b7196a3171b3a968dd473_cryptolocker.exe
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Size
88KB
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MD5
c1e7ac6c6e2b7196a3171b3a968dd473
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SHA1
4bdb0c5a167c7cb05a066a6027f6dea82f07e53c
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SHA256
612132c727193d7821415e68c70893f5a0cae4107e5b8f4db055e889de84d3bb
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SHA512
c29d29eecbb60a369e0778700a97e67bf9873674b56b1e8632f25ca150a9d3ee0ee46b803e5cf1eb8f37fd713343a3c76d0367eae8585d90ab5eed8be2c5abcc
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAAC:n6a+1SEOtEvwDpjYYvQd2Ph
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\2024-04-17_c1e7ac6c6e2b7196a3171b3a968dd473_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-17_c1e7ac6c6e2b7196a3171b3a968dd473_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
88KB
MD5cab51c75c8eecdc9fa1c4c4b7e4ca981
SHA11ab8adf79ce8cdc7c2b9b5e27bf80f6ece206f7a
SHA2568080a751651bdac3d4066fda2a21ae620ead0639c94c521ef00b460dbeec02fe
SHA5120e86bae0c50fd4a7a461004950dae37a1e5fb7beab7a1bfc35d0d7c734945b2fbd5be20d5b2632fb29543a87da16cffd77542638f1c68c67733dc222b616ff5d
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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
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