Malware Analysis Report

2025-03-15 06:39

Sample ID 240531-jk812abf5t
Target 743a53f1c566d7f896da5ae15dd7d618d6d41be28a70a3a2b67497f75c47c5dc
SHA256 743a53f1c566d7f896da5ae15dd7d618d6d41be28a70a3a2b67497f75c47c5dc
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

743a53f1c566d7f896da5ae15dd7d618d6d41be28a70a3a2b67497f75c47c5dc

Threat Level: Known bad

The file 743a53f1c566d7f896da5ae15dd7d618d6d41be28a70a3a2b67497f75c47c5dc 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

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-31 07:44

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

2024-05-31 07:44

Reported

2024-05-31 07:47

Platform

win7-20240221-en

Max time kernel

140s

Max time network

123s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\743a53f1c566d7f896da5ae15dd7d618d6d41be28a70a3a2b67497f75c47c5dc.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 1948 wrote to memory of 1508 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1948 wrote to memory of 1508 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1948 wrote to memory of 1508 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1948 wrote to memory of 1508 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1948 wrote to memory of 1508 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1948 wrote to memory of 1508 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1948 wrote to memory of 1508 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\743a53f1c566d7f896da5ae15dd7d618d6d41be28a70a3a2b67497f75c47c5dc.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\743a53f1c566d7f896da5ae15dd7d618d6d41be28a70a3a2b67497f75c47c5dc.dll,#1

Network

N/A

Files

memory/1508-0-0x0000000010000000-0x0000000010011000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 07:44

Reported

2024-05-31 07:47

Platform

win10v2004-20240426-en

Max time kernel

147s

Max time network

95s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\743a53f1c566d7f896da5ae15dd7d618d6d41be28a70a3a2b67497f75c47c5dc.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 4080 wrote to memory of 3476 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4080 wrote to memory of 3476 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4080 wrote to memory of 3476 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\743a53f1c566d7f896da5ae15dd7d618d6d41be28a70a3a2b67497f75c47c5dc.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\743a53f1c566d7f896da5ae15dd7d618d6d41be28a70a3a2b67497f75c47c5dc.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

memory/3476-0-0x0000000010000000-0x0000000010011000-memory.dmp