Malware Analysis Report

2025-03-15 06:33

Sample ID 240624-1mt4bstcjh
Target a9ea998bd1f6020b36c4e24f266b01ade142585707b09ab401a8b33fab514769
SHA256 a9ea998bd1f6020b36c4e24f266b01ade142585707b09ab401a8b33fab514769
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

a9ea998bd1f6020b36c4e24f266b01ade142585707b09ab401a8b33fab514769

Threat Level: Known bad

The file a9ea998bd1f6020b36c4e24f266b01ade142585707b09ab401a8b33fab514769 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

2024-06-24 21:46

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

2024-06-24 21:46

Reported

2024-06-24 21:49

Platform

win7-20240221-en

Max time kernel

140s

Max time network

122s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9ea998bd1f6020b36c4e24f266b01ade142585707b09ab401a8b33fab514769.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 1956 wrote to memory of 1708 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1956 wrote to memory of 1708 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1956 wrote to memory of 1708 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1956 wrote to memory of 1708 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1956 wrote to memory of 1708 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1956 wrote to memory of 1708 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1956 wrote to memory of 1708 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\a9ea998bd1f6020b36c4e24f266b01ade142585707b09ab401a8b33fab514769.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9ea998bd1f6020b36c4e24f266b01ade142585707b09ab401a8b33fab514769.dll,#1

Network

N/A

Files

memory/1708-0-0x0000000010000000-0x0000000010011000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-24 21:46

Reported

2024-06-24 21:49

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9ea998bd1f6020b36c4e24f266b01ade142585707b09ab401a8b33fab514769.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 2360 wrote to memory of 2300 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2360 wrote to memory of 2300 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2360 wrote to memory of 2300 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\a9ea998bd1f6020b36c4e24f266b01ade142585707b09ab401a8b33fab514769.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9ea998bd1f6020b36c4e24f266b01ade142585707b09ab401a8b33fab514769.dll,#1

Network

Files

memory/2300-0-0x0000000010000000-0x0000000010011000-memory.dmp