Analysis
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max time kernel
167s -
max time network
184s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
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submitted
20-10-2023 12:06
General
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Target
a3f066cfd5e7c2f86e9177a30dcc7fac86edd2e7a9a5dd3723a3332397517760.exe
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Size
848KB
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MD5
fcf04d6f797576c8795ccd8c4cdae68e
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SHA1
ab98ce9d0fe89d27691cc27ce9adc3e2bc555950
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SHA256
a3f066cfd5e7c2f86e9177a30dcc7fac86edd2e7a9a5dd3723a3332397517760
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SHA512
a4e92b8ecf80a573ba7bba9e453c78c273269e26aed4d0274f290961a3b500ba6c1343d40fe78b5d25336f727eb6b6a4d04d1f9971f0e563173e8bb62a183edf
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SSDEEP
12288:mLL/Ws9Gu+bS6scH3ouHAVQcIaiAJKZADpvzTnFotWzKICt5Jjrc5f1N+qa:S6xNXXougGegZeVnatWzKtB6N+qa
Malware Config
Signatures
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Generic Chinese Botnet
A botnet originating from China which is currently unnamed publicly.
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Chinese Botnet payload 1 IoCs
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Executes dropped EXE 1 IoCs
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Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
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Drops file in Program Files directory 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 2 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a3f066cfd5e7c2f86e9177a30dcc7fac86edd2e7a9a5dd3723a3332397517760.exe"C:\Users\Admin\AppData\Local\Temp\a3f066cfd5e7c2f86e9177a30dcc7fac86edd2e7a9a5dd3723a3332397517760.exe"1⤵
- Enumerates connected drives
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
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C:\Program Files (x86)\Skokkai.exe"C:\Program Files (x86)\Skokkai.exe"1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
848KB
MD5fcf04d6f797576c8795ccd8c4cdae68e
SHA1ab98ce9d0fe89d27691cc27ce9adc3e2bc555950
SHA256a3f066cfd5e7c2f86e9177a30dcc7fac86edd2e7a9a5dd3723a3332397517760
SHA512a4e92b8ecf80a573ba7bba9e453c78c273269e26aed4d0274f290961a3b500ba6c1343d40fe78b5d25336f727eb6b6a4d04d1f9971f0e563173e8bb62a183edf
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Filesize
1.1MB
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Filesize
1.5MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.5MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
284KB