Malware Analysis Report

2025-01-22 14:30

Sample ID 240623-xevs4ssenn
Target 1fba4e0b89caff1a2ad0895297195897d89904b02e634d287b34bd4f8596195f
SHA256 1fba4e0b89caff1a2ad0895297195897d89904b02e634d287b34bd4f8596195f
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

1fba4e0b89caff1a2ad0895297195897d89904b02e634d287b34bd4f8596195f

Threat Level: Known bad

The file 1fba4e0b89caff1a2ad0895297195897d89904b02e634d287b34bd4f8596195f was found to be: Known bad.

Malicious Activity Summary

gh0strat rat

Gh0strat family

Gh0st RAT payload

Gh0strat

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: RenamesItself

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-23 18:46

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 18:46

Reported

2024-06-23 18:49

Platform

win7-20240508-en

Max time kernel

140s

Max time network

122s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1fba4e0b89caff1a2ad0895297195897d89904b02e634d287b34bd4f8596195f.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 2228 wrote to memory of 2108 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2228 wrote to memory of 2108 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2228 wrote to memory of 2108 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2228 wrote to memory of 2108 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2228 wrote to memory of 2108 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2228 wrote to memory of 2108 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2228 wrote to memory of 2108 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\1fba4e0b89caff1a2ad0895297195897d89904b02e634d287b34bd4f8596195f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1fba4e0b89caff1a2ad0895297195897d89904b02e634d287b34bd4f8596195f.dll,#1

Network

N/A

Files

memory/2108-0-0x0000000010000000-0x000000001014F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 18:46

Reported

2024-06-23 18:49

Platform

win10v2004-20240508-en

Max time kernel

143s

Max time network

102s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1fba4e0b89caff1a2ad0895297195897d89904b02e634d287b34bd4f8596195f.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 1236 wrote to memory of 640 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1236 wrote to memory of 640 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1236 wrote to memory of 640 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\1fba4e0b89caff1a2ad0895297195897d89904b02e634d287b34bd4f8596195f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1fba4e0b89caff1a2ad0895297195897d89904b02e634d287b34bd4f8596195f.dll,#1

Network

Country Destination Domain Proto
US 52.111.229.43:443 tcp

Files

memory/640-0-0x0000000010000000-0x000000001014F000-memory.dmp