Malware Analysis Report

2025-01-22 14:29

Sample ID 240623-weax9syaqf
Target bf164ed7989b7a171c75907007e441b8d1089389924ba7231f525401c872ace9
SHA256 bf164ed7989b7a171c75907007e441b8d1089389924ba7231f525401c872ace9
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

bf164ed7989b7a171c75907007e441b8d1089389924ba7231f525401c872ace9

Threat Level: Known bad

The file bf164ed7989b7a171c75907007e441b8d1089389924ba7231f525401c872ace9 was found to be: Known bad.

Malicious Activity Summary

gh0strat rat

Gh0strat family

Gh0strat

Gh0st RAT payload

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-23 17:49

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

2024-06-23 17:49

Reported

2024-06-23 17:52

Platform

win7-20240221-en

Max time kernel

140s

Max time network

117s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\bf164ed7989b7a171c75907007e441b8d1089389924ba7231f525401c872ace9.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 1976 wrote to memory of 1872 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1976 wrote to memory of 1872 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1976 wrote to memory of 1872 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1976 wrote to memory of 1872 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1976 wrote to memory of 1872 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1976 wrote to memory of 1872 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1976 wrote to memory of 1872 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\bf164ed7989b7a171c75907007e441b8d1089389924ba7231f525401c872ace9.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\bf164ed7989b7a171c75907007e441b8d1089389924ba7231f525401c872ace9.dll,#1

Network

N/A

Files

memory/1872-0-0x0000000010000000-0x000000001014F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 17:49

Reported

2024-06-23 17:52

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\bf164ed7989b7a171c75907007e441b8d1089389924ba7231f525401c872ace9.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 4480 wrote to memory of 4220 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4480 wrote to memory of 4220 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4480 wrote to memory of 4220 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\bf164ed7989b7a171c75907007e441b8d1089389924ba7231f525401c872ace9.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\bf164ed7989b7a171c75907007e441b8d1089389924ba7231f525401c872ace9.dll,#1

Network

Country Destination Domain Proto
US 52.111.229.43:443 tcp

Files

memory/4220-0-0x0000000010000000-0x000000001014F000-memory.dmp