Malware Analysis Report

2025-08-10 19:53

Sample ID 250703-gmv6vatzh1
Target 70dc726f4e2a875896271b98306ecd01441e6faff34bf2e47f2d8e1b9c64875a
SHA256 70dc726f4e2a875896271b98306ecd01441e6faff34bf2e47f2d8e1b9c64875a
Tags
gh0strat discovery rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V16

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

70dc726f4e2a875896271b98306ecd01441e6faff34bf2e47f2d8e1b9c64875a

Threat Level: Known bad

The file 70dc726f4e2a875896271b98306ecd01441e6faff34bf2e47f2d8e1b9c64875a was found to be: Known bad.

Malicious Activity Summary

gh0strat discovery rat

Gh0st RAT payload

Gh0strat family

Gh0strat

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-07-03 05:55

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

2025-07-03 05:55

Reported

2025-07-03 05:58

Platform

win10v2004-20250610-en

Max time kernel

140s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\70dc726f4e2a875896271b98306ecd01441e6faff34bf2e47f2d8e1b9c64875a.dll,#1

Signatures

Gh0st RAT payload

Description Indicator Process Target
N/A N/A N/A N/A

Gh0strat

rat gh0strat

Gh0strat family

gh0strat

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

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 2212 wrote to memory of 1964 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2212 wrote to memory of 1964 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2212 wrote to memory of 1964 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\70dc726f4e2a875896271b98306ecd01441e6faff34bf2e47f2d8e1b9c64875a.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\70dc726f4e2a875896271b98306ecd01441e6faff34bf2e47f2d8e1b9c64875a.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.179.227:80 c.pki.goog tcp

Files

memory/1964-0-0x0000000010000000-0x000000001014F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-07-03 05:55

Reported

2025-07-03 05:58

Platform

win11-20250610-en

Max time kernel

146s

Max time network

46s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\70dc726f4e2a875896271b98306ecd01441e6faff34bf2e47f2d8e1b9c64875a.dll,#1

Signatures

Gh0st RAT payload

Description Indicator Process Target
N/A N/A N/A N/A

Gh0strat

rat gh0strat

Gh0strat family

gh0strat

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

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 1724 wrote to memory of 712 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1724 wrote to memory of 712 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1724 wrote to memory of 712 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\70dc726f4e2a875896271b98306ecd01441e6faff34bf2e47f2d8e1b9c64875a.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\70dc726f4e2a875896271b98306ecd01441e6faff34bf2e47f2d8e1b9c64875a.dll,#1

Network

Files

memory/712-0-0x0000000010000000-0x000000001014F000-memory.dmp