Malware Analysis Report

2025-08-10 22:51

Sample ID 240107-x2zetacchl
Target a405754bf763698c04ee4c6b0303e5b4.exe
SHA256 e4266a5f4adebc888b093c114f763b900e8b2254f6eca8f92e0b2dbffa66c4e2
Tags
gh0strat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

e4266a5f4adebc888b093c114f763b900e8b2254f6eca8f92e0b2dbffa66c4e2

Threat Level: Known bad

The file a405754bf763698c04ee4c6b0303e5b4.exe was found to be: Known bad.

Malicious Activity Summary

gh0strat

Gh0st RAT payload

Gh0strat family

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-07 19:21

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: behavioral2

Detonation Overview

Submitted

2024-01-07 19:21

Reported

2024-01-07 19:24

Platform

win10v2004-20231215-en

Max time kernel

147s

Max time network

149s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a405754bf763698c04ee4c6b0303e5b4.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2272 wrote to memory of 548 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2272 wrote to memory of 548 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2272 wrote to memory of 548 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a405754bf763698c04ee4c6b0303e5b4.dll,#1

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a405754bf763698c04ee4c6b0303e5b4.dll,#1

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 84.177.190.20.in-addr.arpa udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 23.160.77.104.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-07 19:21

Reported

2024-01-07 19:25

Platform

win7-20231215-en

Max time kernel

122s

Max time network

138s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a405754bf763698c04ee4c6b0303e5b4.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2280 wrote to memory of 2456 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2280 wrote to memory of 2456 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2280 wrote to memory of 2456 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2280 wrote to memory of 2456 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2280 wrote to memory of 2456 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2280 wrote to memory of 2456 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2280 wrote to memory of 2456 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\a405754bf763698c04ee4c6b0303e5b4.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a405754bf763698c04ee4c6b0303e5b4.dll,#1

Network

N/A

Files

N/A