Malware Analysis Report

2025-08-05 21:58

Sample ID 240427-3brj6sba9z
Target f76d471db71d1c1d935d51875d4021b0e24f953beabb7ac819aaaec45e7a1c92
SHA256 f76d471db71d1c1d935d51875d4021b0e24f953beabb7ac819aaaec45e7a1c92
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

f76d471db71d1c1d935d51875d4021b0e24f953beabb7ac819aaaec45e7a1c92

Threat Level: Known bad

The file f76d471db71d1c1d935d51875d4021b0e24f953beabb7ac819aaaec45e7a1c92 was found to be: Known bad.

Malicious Activity Summary

gh0strat rat

Gh0st RAT payload

Gh0strat family

Gh0strat

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-27 23:20

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

2024-04-27 23:20

Reported

2024-04-27 23:23

Platform

win7-20240419-en

Max time kernel

140s

Max time network

118s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f76d471db71d1c1d935d51875d4021b0e24f953beabb7ac819aaaec45e7a1c92.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 1180 wrote to memory of 2248 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1180 wrote to memory of 2248 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1180 wrote to memory of 2248 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1180 wrote to memory of 2248 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1180 wrote to memory of 2248 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1180 wrote to memory of 2248 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1180 wrote to memory of 2248 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\f76d471db71d1c1d935d51875d4021b0e24f953beabb7ac819aaaec45e7a1c92.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f76d471db71d1c1d935d51875d4021b0e24f953beabb7ac819aaaec45e7a1c92.dll,#1

Network

N/A

Files

memory/2248-0-0x0000000010000000-0x0000000010011000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-27 23:20

Reported

2024-04-27 23:23

Platform

win10v2004-20240419-en

Max time kernel

148s

Max time network

149s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f76d471db71d1c1d935d51875d4021b0e24f953beabb7ac819aaaec45e7a1c92.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 2748 wrote to memory of 728 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2748 wrote to memory of 728 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2748 wrote to memory of 728 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\f76d471db71d1c1d935d51875d4021b0e24f953beabb7ac819aaaec45e7a1c92.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f76d471db71d1c1d935d51875d4021b0e24f953beabb7ac819aaaec45e7a1c92.dll,#1

Network

Files

memory/728-0-0x0000000010000000-0x0000000010011000-memory.dmp