Malware Analysis Report

2024-10-24 17:04

Sample ID 240611-rtv5ja1apr
Target f7d50e3e2471d6ea59581425d411885e0591afcfb29f0b7cb1c5634535317755
SHA256 f7d50e3e2471d6ea59581425d411885e0591afcfb29f0b7cb1c5634535317755
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

f7d50e3e2471d6ea59581425d411885e0591afcfb29f0b7cb1c5634535317755

Threat Level: Known bad

The file f7d50e3e2471d6ea59581425d411885e0591afcfb29f0b7cb1c5634535317755 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

2024-06-11 14:29

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

2024-06-11 14:29

Reported

2024-06-11 14:32

Platform

win7-20240508-en

Max time kernel

140s

Max time network

118s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7d50e3e2471d6ea59581425d411885e0591afcfb29f0b7cb1c5634535317755.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 3068 wrote to memory of 2228 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3068 wrote to memory of 2228 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3068 wrote to memory of 2228 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3068 wrote to memory of 2228 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3068 wrote to memory of 2228 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3068 wrote to memory of 2228 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3068 wrote to memory of 2228 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\f7d50e3e2471d6ea59581425d411885e0591afcfb29f0b7cb1c5634535317755.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7d50e3e2471d6ea59581425d411885e0591afcfb29f0b7cb1c5634535317755.dll,#1

Network

N/A

Files

memory/2228-0-0x0000000010000000-0x0000000010011000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-11 14:29

Reported

2024-06-11 14:32

Platform

win10v2004-20240426-en

Max time kernel

148s

Max time network

94s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7d50e3e2471d6ea59581425d411885e0591afcfb29f0b7cb1c5634535317755.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 4156 wrote to memory of 4776 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4156 wrote to memory of 4776 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4156 wrote to memory of 4776 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\f7d50e3e2471d6ea59581425d411885e0591afcfb29f0b7cb1c5634535317755.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7d50e3e2471d6ea59581425d411885e0591afcfb29f0b7cb1c5634535317755.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 160.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 129.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 145.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/4776-0-0x0000000010000000-0x0000000010011000-memory.dmp