Malware Analysis Report

2025-03-15 06:33

Sample ID 240624-17yx1svcrc
Target 66dc63d28a5626735659647a4c89e86ea80da5484910cd7c055f6de37b98ad31
SHA256 66dc63d28a5626735659647a4c89e86ea80da5484910cd7c055f6de37b98ad31
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

66dc63d28a5626735659647a4c89e86ea80da5484910cd7c055f6de37b98ad31

Threat Level: Known bad

The file 66dc63d28a5626735659647a4c89e86ea80da5484910cd7c055f6de37b98ad31 was found to be: Known bad.

Malicious Activity Summary

gh0strat rat

Gh0strat family

Gh0strat

Gh0st RAT payload

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-24 22:18

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 22:18

Reported

2024-06-24 22:20

Platform

win7-20240419-en

Max time kernel

140s

Max time network

120s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\66dc63d28a5626735659647a4c89e86ea80da5484910cd7c055f6de37b98ad31.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 2320 wrote to memory of 1044 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 1044 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 1044 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 1044 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 1044 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 1044 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 1044 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\66dc63d28a5626735659647a4c89e86ea80da5484910cd7c055f6de37b98ad31.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\66dc63d28a5626735659647a4c89e86ea80da5484910cd7c055f6de37b98ad31.dll,#1

Network

N/A

Files

memory/1044-0-0x0000000010000000-0x000000001014F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-24 22:18

Reported

2024-06-24 22:20

Platform

win10v2004-20240508-en

Max time kernel

145s

Max time network

52s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\66dc63d28a5626735659647a4c89e86ea80da5484910cd7c055f6de37b98ad31.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 1452 wrote to memory of 3668 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1452 wrote to memory of 3668 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1452 wrote to memory of 3668 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\66dc63d28a5626735659647a4c89e86ea80da5484910cd7c055f6de37b98ad31.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\66dc63d28a5626735659647a4c89e86ea80da5484910cd7c055f6de37b98ad31.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/3668-0-0x0000000010000000-0x000000001014F000-memory.dmp