Malware Analysis Report

2024-09-11 10:25

Sample ID 240613-2ljrmstbre
Target 0591435f6c6be79f9298d7b63eae888d5ac5dd6b1ce115e8dd43d9652781c6e3
SHA256 0591435f6c6be79f9298d7b63eae888d5ac5dd6b1ce115e8dd43d9652781c6e3
Tags
gh0strat rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

0591435f6c6be79f9298d7b63eae888d5ac5dd6b1ce115e8dd43d9652781c6e3

Threat Level: Known bad

The file 0591435f6c6be79f9298d7b63eae888d5ac5dd6b1ce115e8dd43d9652781c6e3 was found to be: Known bad.

Malicious Activity Summary

gh0strat rat

Gh0strat

Gh0st RAT payload

Gh0strat family

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-13 22:40

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

2024-06-13 22:40

Reported

2024-06-13 22:42

Platform

win7-20240220-en

Max time kernel

140s

Max time network

123s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0591435f6c6be79f9298d7b63eae888d5ac5dd6b1ce115e8dd43d9652781c6e3.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 1640 wrote to memory of 2496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1640 wrote to memory of 2496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1640 wrote to memory of 2496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1640 wrote to memory of 2496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1640 wrote to memory of 2496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1640 wrote to memory of 2496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1640 wrote to memory of 2496 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\0591435f6c6be79f9298d7b63eae888d5ac5dd6b1ce115e8dd43d9652781c6e3.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0591435f6c6be79f9298d7b63eae888d5ac5dd6b1ce115e8dd43d9652781c6e3.dll,#1

Network

N/A

Files

memory/2496-0-0x0000000010000000-0x0000000010011000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 22:40

Reported

2024-06-13 22:42

Platform

win10v2004-20240508-en

Max time kernel

146s

Max time network

51s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0591435f6c6be79f9298d7b63eae888d5ac5dd6b1ce115e8dd43d9652781c6e3.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 2568 wrote to memory of 100 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2568 wrote to memory of 100 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2568 wrote to memory of 100 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\0591435f6c6be79f9298d7b63eae888d5ac5dd6b1ce115e8dd43d9652781c6e3.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0591435f6c6be79f9298d7b63eae888d5ac5dd6b1ce115e8dd43d9652781c6e3.dll,#1

Network

Files

memory/100-0-0x0000000010000000-0x0000000010011000-memory.dmp