Malware Analysis Report

2025-01-22 14:43

Sample ID 240604-g9c9jsgf55
Target 9855499e9fbb34619fd1f0f02fc10dbdeb28c721d741d2f40d634fc05269f9ea
SHA256 9855499e9fbb34619fd1f0f02fc10dbdeb28c721d741d2f40d634fc05269f9ea
Tags
gh0strat rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9855499e9fbb34619fd1f0f02fc10dbdeb28c721d741d2f40d634fc05269f9ea

Threat Level: Known bad

The file 9855499e9fbb34619fd1f0f02fc10dbdeb28c721d741d2f40d634fc05269f9ea was found to be: Known bad.

Malicious Activity Summary

gh0strat rat

Gh0st RAT payload

Gh0strat

Gh0strat family

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-04 06:29

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: behavioral2

Detonation Overview

Submitted

2024-06-04 06:29

Reported

2024-06-04 06:32

Platform

win10v2004-20240508-en

Max time kernel

140s

Max time network

107s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\9855499e9fbb34619fd1f0f02fc10dbdeb28c721d741d2f40d634fc05269f9ea.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 2996 wrote to memory of 2368 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2996 wrote to memory of 2368 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2996 wrote to memory of 2368 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\9855499e9fbb34619fd1f0f02fc10dbdeb28c721d741d2f40d634fc05269f9ea.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\9855499e9fbb34619fd1f0f02fc10dbdeb28c721d741d2f40d634fc05269f9ea.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

memory/2368-0-0x0000000010000000-0x000000001014F000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-04 06:29

Reported

2024-06-04 06:32

Platform

win7-20240508-en

Max time kernel

140s

Max time network

124s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\9855499e9fbb34619fd1f0f02fc10dbdeb28c721d741d2f40d634fc05269f9ea.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 1924 wrote to memory of 1996 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1924 wrote to memory of 1996 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1924 wrote to memory of 1996 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1924 wrote to memory of 1996 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1924 wrote to memory of 1996 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1924 wrote to memory of 1996 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1924 wrote to memory of 1996 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\9855499e9fbb34619fd1f0f02fc10dbdeb28c721d741d2f40d634fc05269f9ea.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\9855499e9fbb34619fd1f0f02fc10dbdeb28c721d741d2f40d634fc05269f9ea.dll,#1

Network

N/A

Files

memory/1996-0-0x0000000010000000-0x000000001014F000-memory.dmp