Analysis
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max time kernel
82s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
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submitted
09/01/2023, 20:55
General
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Target
7cf55d734ff1b0bcf3c882f94b34fdeef6a19943f7f0e4f1734537aa41209fda.exe
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Size
11.8MB
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MD5
a74ef07e95b858fb9feb4b31492efab0
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SHA1
6543a9ea2fd2af4bd8019e1acbb53c2fd73fb598
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SHA256
7cf55d734ff1b0bcf3c882f94b34fdeef6a19943f7f0e4f1734537aa41209fda
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SHA512
c9f5780b5df295a4e2789b0c9a478eb97b8ea91932bbbdc002f4d8081e4fcee468bebb0294c8fa94c32c1d9df7779a19051a1f33c7db1e8724e1e60328640c33
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SSDEEP
196608:9ZzbRhlKeLXsJeQcKSLjBREjdRQKms54Bgsy35xzy1fbdpHV8Zmkuv8gBd6bdIqe:3RSeAJeQcdLjI5RCsc835xzylfHmZmky
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 6 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of FindShellTrayWindow 1 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\7cf55d734ff1b0bcf3c882f94b34fdeef6a19943f7f0e4f1734537aa41209fda.exe"C:\Users\Admin\AppData\Local\Temp\7cf55d734ff1b0bcf3c882f94b34fdeef6a19943f7f0e4f1734537aa41209fda.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-3NOJ7.tmp\7cf55d734ff1b0bcf3c882f94b34fdeef6a19943f7f0e4f1734537aa41209fda.tmp"C:\Users\Admin\AppData\Local\Temp\is-3NOJ7.tmp\7cf55d734ff1b0bcf3c882f94b34fdeef6a19943f7f0e4f1734537aa41209fda.tmp" /SL5="$60160,11648358,718848,C:\Users\Admin\AppData\Local\Temp\7cf55d734ff1b0bcf3c882f94b34fdeef6a19943f7f0e4f1734537aa41209fda.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\我的程序\授权-20221216.exe"C:\Program Files (x86)\我的程序\授权-20221216.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
16.4MB
MD599057a7b457ce8be7dd4b1251d8b634e
SHA17e8e00b277089fc23b7517c8576b61e428921801
SHA256895834ac4ba3e6c9902cacbf245ccc179630edcf731a62b8947791b30827cda6
SHA5129663e9912d4e344b0ca94894931f1b94a63d6728411d4212c7a58ac38a8b1bbee8ece0f7a18bb12ef87d2621145f288c30fbd97be9cfcd64e132207083b61d42
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Filesize
2.4MB
MD5afcb0ce52f3275932bbe693168cbec61
SHA1aaaaa41948d3984112f6e488c3be447069dc516d
SHA25609e32653389d6b965db754a9edd5f45e782fdb4f19e25a23209e5aac71598e68
SHA512a10416d6825f8a5db60cccc04cfa3de08f64e309d25078a4ec3c42a626d6b1575666cf965f1cc40a645f332d00bbafff522dcbea1851d09aea444f6ca60d0416
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Filesize
2.4MB
MD5afcb0ce52f3275932bbe693168cbec61
SHA1aaaaa41948d3984112f6e488c3be447069dc516d
SHA25609e32653389d6b965db754a9edd5f45e782fdb4f19e25a23209e5aac71598e68
SHA512a10416d6825f8a5db60cccc04cfa3de08f64e309d25078a4ec3c42a626d6b1575666cf965f1cc40a645f332d00bbafff522dcbea1851d09aea444f6ca60d0416
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Filesize
756KB
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Filesize
756KB
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Filesize
756KB
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Filesize
556KB