Malware Analysis Report

2024-10-24 17:04

Sample ID 240611-w7bp9sxamn
Target aff9bd92f6b76148a31ec6dbaa7eb31cfd197ac146eacf95aab8c43ebb28feee
SHA256 aff9bd92f6b76148a31ec6dbaa7eb31cfd197ac146eacf95aab8c43ebb28feee
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

aff9bd92f6b76148a31ec6dbaa7eb31cfd197ac146eacf95aab8c43ebb28feee

Threat Level: Known bad

The file aff9bd92f6b76148a31ec6dbaa7eb31cfd197ac146eacf95aab8c43ebb28feee was found to be: Known bad.

Malicious Activity Summary

gh0strat rat

Gh0strat family

Gh0st RAT payload

Gh0strat

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-11 18:33

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

2024-06-11 18:33

Reported

2024-06-11 18:35

Platform

win10v2004-20240426-en

Max time kernel

141s

Max time network

94s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\aff9bd92f6b76148a31ec6dbaa7eb31cfd197ac146eacf95aab8c43ebb28feee.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 4804 wrote to memory of 1416 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4804 wrote to memory of 1416 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4804 wrote to memory of 1416 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\aff9bd92f6b76148a31ec6dbaa7eb31cfd197ac146eacf95aab8c43ebb28feee.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\aff9bd92f6b76148a31ec6dbaa7eb31cfd197ac146eacf95aab8c43ebb28feee.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/1416-0-0x0000000010000000-0x0000000010011000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-11 18:33

Reported

2024-06-11 18:35

Platform

win7-20240220-en

Max time kernel

140s

Max time network

120s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\aff9bd92f6b76148a31ec6dbaa7eb31cfd197ac146eacf95aab8c43ebb28feee.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 1620 wrote to memory of 1700 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1620 wrote to memory of 1700 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1620 wrote to memory of 1700 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1620 wrote to memory of 1700 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1620 wrote to memory of 1700 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1620 wrote to memory of 1700 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1620 wrote to memory of 1700 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\aff9bd92f6b76148a31ec6dbaa7eb31cfd197ac146eacf95aab8c43ebb28feee.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\aff9bd92f6b76148a31ec6dbaa7eb31cfd197ac146eacf95aab8c43ebb28feee.dll,#1

Network

N/A

Files

memory/1700-0-0x0000000010000000-0x0000000010011000-memory.dmp