Malware Analysis Report

2025-03-15 06:38

Sample ID 240531-f69b5sgf3w
Target a12d3f3072bd7e4d69a32c8bfb547a15fd52b2cf050fa1a36a25de2d70703508
SHA256 a12d3f3072bd7e4d69a32c8bfb547a15fd52b2cf050fa1a36a25de2d70703508
Tags
gh0strat rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

a12d3f3072bd7e4d69a32c8bfb547a15fd52b2cf050fa1a36a25de2d70703508

Threat Level: Known bad

The file a12d3f3072bd7e4d69a32c8bfb547a15fd52b2cf050fa1a36a25de2d70703508 was found to be: Known bad.

Malicious Activity Summary

gh0strat rat

Gh0strat

Gh0st RAT payload

Gh0strat family

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-31 05:30

Signatures

Gh0st RAT payload

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

Gh0strat family

gh0strat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:32

Platform

win7-20240221-en

Max time kernel

142s

Max time network

126s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d3f3072bd7e4d69a32c8bfb547a15fd52b2cf050fa1a36a25de2d70703508.dll,#1

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1300 wrote to memory of 1720 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1300 wrote to memory of 1720 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1300 wrote to memory of 1720 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1300 wrote to memory of 1720 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1300 wrote to memory of 1720 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1300 wrote to memory of 1720 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1300 wrote to memory of 1720 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d3f3072bd7e4d69a32c8bfb547a15fd52b2cf050fa1a36a25de2d70703508.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d3f3072bd7e4d69a32c8bfb547a15fd52b2cf050fa1a36a25de2d70703508.dll,#1

Network

N/A

Files

memory/1720-0-0x0000000010000000-0x000000001014F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:32

Platform

win10v2004-20240508-en

Max time kernel

144s

Max time network

104s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d3f3072bd7e4d69a32c8bfb547a15fd52b2cf050fa1a36a25de2d70703508.dll,#1

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4536 wrote to memory of 3524 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4536 wrote to memory of 3524 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4536 wrote to memory of 3524 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d3f3072bd7e4d69a32c8bfb547a15fd52b2cf050fa1a36a25de2d70703508.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d3f3072bd7e4d69a32c8bfb547a15fd52b2cf050fa1a36a25de2d70703508.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
BE 88.221.83.192:443 www.bing.com tcp
US 8.8.8.8:53 192.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp

Files

memory/3524-0-0x0000000010000000-0x000000001014F000-memory.dmp