Malware Analysis Report

2025-01-22 14:45

Sample ID 240605-hb21pahc65
Target b685102009c5351eda3e38e846283395ca6c497839e4c13379f9c8889fb0f22a
SHA256 b685102009c5351eda3e38e846283395ca6c497839e4c13379f9c8889fb0f22a
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

b685102009c5351eda3e38e846283395ca6c497839e4c13379f9c8889fb0f22a

Threat Level: Known bad

The file b685102009c5351eda3e38e846283395ca6c497839e4c13379f9c8889fb0f22a was found to be: Known bad.

Malicious Activity Summary

gh0strat rat

Gh0st RAT payload

Gh0strat family

Gh0strat

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-05 06:34

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

2024-06-05 06:34

Reported

2024-06-05 06:41

Platform

win7-20240215-en

Max time kernel

140s

Max time network

123s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\b685102009c5351eda3e38e846283395ca6c497839e4c13379f9c8889fb0f22a.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 2040 wrote to memory of 1736 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2040 wrote to memory of 1736 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2040 wrote to memory of 1736 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2040 wrote to memory of 1736 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2040 wrote to memory of 1736 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2040 wrote to memory of 1736 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2040 wrote to memory of 1736 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\b685102009c5351eda3e38e846283395ca6c497839e4c13379f9c8889fb0f22a.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\b685102009c5351eda3e38e846283395ca6c497839e4c13379f9c8889fb0f22a.dll,#1

Network

N/A

Files

memory/1736-0-0x0000000010000000-0x000000001014F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-05 06:34

Reported

2024-06-05 06:42

Platform

win10v2004-20240508-en

Max time kernel

142s

Max time network

108s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\b685102009c5351eda3e38e846283395ca6c497839e4c13379f9c8889fb0f22a.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 220 wrote to memory of 3772 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 220 wrote to memory of 3772 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 220 wrote to memory of 3772 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\b685102009c5351eda3e38e846283395ca6c497839e4c13379f9c8889fb0f22a.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\b685102009c5351eda3e38e846283395ca6c497839e4c13379f9c8889fb0f22a.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
BE 88.221.83.210:443 www.bing.com tcp
US 8.8.8.8:53 210.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.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 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 224.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

memory/3772-0-0x0000000010000000-0x000000001014F000-memory.dmp