Malware Analysis Report

2024-11-13 17:16

Sample ID 241107-zetxxsxpbz
Target Svchost.exe
SHA256 d4672bb77e373845f4c9367ddcaea83c04e3bbf610e1cacd78a5f2fe1cef7122
Tags
upx babylonrat discovery persistence 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

d4672bb77e373845f4c9367ddcaea83c04e3bbf610e1cacd78a5f2fe1cef7122

Threat Level: Known bad

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

Malicious Activity Summary

upx babylonrat discovery persistence trojan

Babylon RAT

Babylonrat family

Executes dropped EXE

Adds Run key to start application

UPX packed file

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: LoadsDriver

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 20:38

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

2024-11-07 20:38

Reported

2024-11-07 20:38

Platform

win10v2004-20241007-en

Max time kernel

30s

Max time network

31s

Command Line

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

Signatures

Babylon RAT

trojan babylonrat

Babylonrat family

babylonrat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\ProgramData\PolicyFont\svchost.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\ = "C:\\ProgramData\\PolicyFont\\svchost.exe" C:\Users\Admin\AppData\Local\Temp\Svchost.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\ = "C:\\ProgramData\\PolicyFont\\svchost.exe" C:\ProgramData\PolicyFont\svchost.exe N/A

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

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\Svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\ProgramData\PolicyFont\svchost.exe N/A

Suspicious behavior: LoadsDriver

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\ProgramData\PolicyFont\svchost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4976 wrote to memory of 1040 N/A C:\Users\Admin\AppData\Local\Temp\Svchost.exe C:\ProgramData\PolicyFont\svchost.exe
PID 4976 wrote to memory of 1040 N/A C:\Users\Admin\AppData\Local\Temp\Svchost.exe C:\ProgramData\PolicyFont\svchost.exe
PID 4976 wrote to memory of 1040 N/A C:\Users\Admin\AppData\Local\Temp\Svchost.exe C:\ProgramData\PolicyFont\svchost.exe

Processes

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

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

C:\ProgramData\PolicyFont\svchost.exe

"C:\ProgramData\PolicyFont\svchost.exe"

Network

Country Destination Domain Proto
N/A 192.168.1.75:20000 tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 8.46.22.2.in-addr.arpa udp
N/A 192.168.1.75:20000 tcp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/4976-0-0x0000000000430000-0x00000000004F9000-memory.dmp

C:\ProgramData\PolicyFont\svchost.exe

MD5 56a6dad3b5c2d51c3a8cd8604f51c31e
SHA1 8b3bf3042278cc124a81d313245c307dd7171c78
SHA256 d4672bb77e373845f4c9367ddcaea83c04e3bbf610e1cacd78a5f2fe1cef7122
SHA512 3257f6558375cd81c1dfc26bccf99dd22646b4ad4619c43e404a10f9a7500dba36f65ab2d40690c8ec298bb2468f8657abaaa6e9bb350db65fa6b0c5709b0a6f

memory/1040-6-0x0000000000010000-0x00000000000D9000-memory.dmp

memory/4976-8-0x0000000000430000-0x00000000004F9000-memory.dmp

memory/1040-9-0x0000000000010000-0x00000000000D9000-memory.dmp

memory/1040-11-0x0000000000010000-0x00000000000D9000-memory.dmp