Analysis
- max time kernel
20s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
16/05/2024, 23:05
General
- Target payload.ps1
- Size 1.0MB
- Sample240516-22xcnsdc73
- SHA256 82f7781ebf1aa649a3697ed570fc11ba0a35b810782c953c145850f314c07e21
Malware Config
Signatures
- Downloads MZ/PE file
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 3 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\payload.ps11⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Public\dxi.exe"C:\Users\Public\dxi.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Public\dxi.exe"C:\Users\Public\dxi.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\bvasdvdfsds.exe"C:\Users\Admin\AppData\Local\Temp\bvasdvdfsds.exe" 04⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\dfgdvdfsds.exe"C:\Users\Admin\AppData\Local\Temp\dfgdvdfsds.exe" 04⤵
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C:\Users\Admin\AppData\Local\Temp\cvbfsds.exe"C:\Users\Admin\AppData\Local\Temp\cvbfsds.exe" 04⤵
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C:\Users\Admin\AppData\Local\Temp\bvcfsds.exe"C:\Users\Admin\AppData\Local\Temp\bvcfsds.exe" 04⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_laxobppt.sv3.ps1
bvasdvdfsds.exe
dxi.exe
memory/1228-87-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-48-0x00000000002C0000-0x000000000081A000-memory.dmp
memory/1228-91-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-105-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-109-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-107-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-101-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-103-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-93-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-97-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-99-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-95-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-75-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-49-0x00000000053B0000-0x0000000005860000-memory.dmp
memory/1228-53-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-51-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-59-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-57-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-55-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-50-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-61-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-67-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-85-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-71-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-65-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-79-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-81-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-77-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-73-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-69-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-63-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-83-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/1228-89-0x00000000053B0000-0x000000000585B000-memory.dmp
memory/2812-11-0x00007FFFA3D00000-0x00007FFFA47C1000-memory.dmp
memory/2812-12-0x00007FFFA3D00000-0x00007FFFA47C1000-memory.dmp
memory/2812-1-0x000002ED75880000-0x000002ED758A2000-memory.dmp
memory/2812-0-0x00007FFFA3D03000-0x00007FFFA3D05000-memory.dmp
memory/2812-24-0x00007FFFA3D00000-0x00007FFFA47C1000-memory.dmp
memory/3920-1279-0x0000000000400000-0x0000000000408000-memory.dmp
memory/3920-25-0x0000000000400000-0x0000000000408000-memory.dmp
memory/3920-1280-0x0000000000400000-0x0000000000405000-memory.dmp
memory/3920-30-0x0000000000400000-0x0000000000405000-memory.dmp
memory/3920-28-0x0000000000400000-0x0000000000408000-memory.dmp
memory/4840-33-0x0000000000790000-0x0000000000795000-memory.dmp
memory/4840-22-0x0000000000650000-0x0000000000651000-memory.dmp
memory/4840-21-0x0000000077052000-0x0000000077053000-memory.dmp
memory/4840-23-0x0000000000790000-0x0000000000795000-memory.dmp