Malware Analysis Report

2025-04-03 09:09

Sample ID 250314-pnxeastn18
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: behavioral2

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

Babylonrat family

Babylon RAT

UPX packed file

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious behavior: GetForegroundWindowSpam

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-03-14 12:29

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 12:29

Reported

2025-03-14 12:32

Platform

win7-20241010-en

Max time kernel

146s

Max time network

19s

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

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

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

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"

Network

N/A

Files

memory/2240-0-0x00000000009C0000-0x0000000000A89000-memory.dmp

memory/2240-1-0x00000000009C0000-0x0000000000A89000-memory.dmp

memory/2240-3-0x00000000009C0000-0x0000000000A89000-memory.dmp

memory/2240-14-0x00000000009C0000-0x0000000000A89000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-03-14 12:29

Reported

2025-03-14 12:47

Platform

win10v2004-20250313-en

Max time kernel

148s

Max time network

106s

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

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

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

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"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.187.195:80 c.pki.goog tcp

Files

memory/4228-0-0x00000000004D0000-0x0000000000599000-memory.dmp

memory/4228-1-0x00000000004D0000-0x0000000000599000-memory.dmp

memory/4228-2-0x00000000004D0000-0x0000000000599000-memory.dmp

memory/4228-3-0x00000000004D0000-0x0000000000599000-memory.dmp