Malware Analysis Report

2025-04-03 09:09

Sample ID 250314-pl66qatnz3
Target st4.exe
SHA256 c6177ccd77bb789f42030e4d8921eafbb2fe409786402ed385a86f0be7a7dd03
Tags
upx babylonrat discovery trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c6177ccd77bb789f42030e4d8921eafbb2fe409786402ed385a86f0be7a7dd03

Threat Level: Known bad

The file st4.exe was found to be: Known bad.

Malicious Activity Summary

upx babylonrat discovery trojan

Babylon RAT

Babylonrat family

UPX packed file

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-03-14 12:26

Signatures

Babylonrat family

babylonrat

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-03-14 12:26

Reported

2025-03-14 12:28

Platform

win10ltsc2021-20250218-en

Max time kernel

113s

Max time network

105s

Command Line

"C:\Users\Admin\AppData\Local\Temp\st4.exe"

Signatures

Babylon RAT

trojan babylonrat

Babylonrat family

babylonrat

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\st4.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
Token: SeTcbPrivilege N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
Token: SeTcbPrivilege N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A
Token: SeTcbPrivilege N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\st4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\st4.exe

"C:\Users\Admin\AppData\Local\Temp\st4.exe"

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding

C:\Users\Admin\AppData\Local\Temp\st4.exe

"C:\Users\Admin\AppData\Local\Temp\st4.exe"

C:\Users\Admin\AppData\Local\Temp\st4.exe

"C:\Users\Admin\AppData\Local\Temp\st4.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkappexec.microsoft.com udp
GB 13.87.96.169:443 checkappexec.microsoft.com tcp

Files

memory/3888-0-0x0000000000EB0000-0x0000000000F79000-memory.dmp

memory/3888-1-0x0000000000EB0000-0x0000000000F79000-memory.dmp

memory/3888-2-0x0000000000EB0000-0x0000000000F79000-memory.dmp

memory/3888-3-0x0000000000EB0000-0x0000000000F79000-memory.dmp

memory/3888-19-0x0000000000EB0000-0x0000000000F79000-memory.dmp

C:\Users\Admin\AppData\Roaming\ConfigsEx\2025 03 14 - 12 26 PM

MD5 0a10d42657f6b9a1b48a11ae59c4d2b7
SHA1 fe6878563391d2b39f4cc6bc29164aaa28c87426
SHA256 40491db4ec86ec43217032db4299630947923998d3b72ce8ff62e24ca8c81f3e
SHA512 bb59cd8825cd5e7d9653489248bf1cc1f254b850948e214bf008420f078c082e7370333fd0176acc60061f606a3b5b807c8d7988f8839a9a2778cf18a6f9a289

memory/3888-34-0x0000000000EB0000-0x0000000000F79000-memory.dmp

memory/3888-65-0x0000000000EB0000-0x0000000000F79000-memory.dmp

memory/3888-66-0x0000000000EB0000-0x0000000000F79000-memory.dmp

memory/1916-68-0x0000000000EB0000-0x0000000000F79000-memory.dmp

memory/4580-72-0x0000000000EB0000-0x0000000000F79000-memory.dmp