Malware Analysis Report

2025-01-22 14:28

Sample ID 240623-wchkbssakm
Target 35bf6109d1742336bf03ac091e9435139569cde9ac39896fbdf8febec0e48329
SHA256 35bf6109d1742336bf03ac091e9435139569cde9ac39896fbdf8febec0e48329
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

35bf6109d1742336bf03ac091e9435139569cde9ac39896fbdf8febec0e48329

Threat Level: Known bad

The file 35bf6109d1742336bf03ac091e9435139569cde9ac39896fbdf8febec0e48329 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

2024-06-23 17:46

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 17:46

Reported

2024-06-23 17:49

Platform

win7-20240508-en

Max time kernel

140s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\35bf6109d1742336bf03ac091e9435139569cde9ac39896fbdf8febec0e48329.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 1632 wrote to memory of 1748 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1632 wrote to memory of 1748 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1632 wrote to memory of 1748 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1632 wrote to memory of 1748 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1632 wrote to memory of 1748 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1632 wrote to memory of 1748 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1632 wrote to memory of 1748 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\35bf6109d1742336bf03ac091e9435139569cde9ac39896fbdf8febec0e48329.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\35bf6109d1742336bf03ac091e9435139569cde9ac39896fbdf8febec0e48329.dll,#1

Network

N/A

Files

memory/1748-0-0x0000000010000000-0x0000000010011000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 17:46

Reported

2024-06-23 17:49

Platform

win10v2004-20240508-en

Max time kernel

142s

Max time network

51s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\35bf6109d1742336bf03ac091e9435139569cde9ac39896fbdf8febec0e48329.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 3352 wrote to memory of 2196 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3352 wrote to memory of 2196 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3352 wrote to memory of 2196 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\35bf6109d1742336bf03ac091e9435139569cde9ac39896fbdf8febec0e48329.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\35bf6109d1742336bf03ac091e9435139569cde9ac39896fbdf8febec0e48329.dll,#1

Network

Files

memory/2196-0-0x0000000010000000-0x0000000010011000-memory.dmp