Malware Analysis Report

2025-03-15 06:39

Sample ID 240531-p7mn7she4z
Target 101485fc00f88e36ad17aafe2277cbdfe8c4a77d72666123364d9e1ec8ecc369
SHA256 101485fc00f88e36ad17aafe2277cbdfe8c4a77d72666123364d9e1ec8ecc369
Tags
gh0strat persistence rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

101485fc00f88e36ad17aafe2277cbdfe8c4a77d72666123364d9e1ec8ecc369

Threat Level: Known bad

The file 101485fc00f88e36ad17aafe2277cbdfe8c4a77d72666123364d9e1ec8ecc369 was found to be: Known bad.

Malicious Activity Summary

gh0strat persistence rat

Gh0st RAT payload

Gh0strat

Adds Run key to start application

Drops file in System32 directory

Drops file in Windows directory

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Runs net.exe

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-31 12:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-31 12:58

Reported

2024-05-31 13:00

Platform

win7-20240215-en

Max time kernel

140s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\xa.exe"

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\9C633CB0 = "C:\\Windows\\9C633CB0\\svchsot.exe" C:\Users\Admin\AppData\Local\Temp\xa.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\9C633CB0\svchsot.exe C:\Users\Admin\AppData\Local\Temp\xa.exe N/A
File opened for modification C:\Windows\9C633CB0\svchsot.exe C:\Users\Admin\AppData\Local\Temp\xa.exe N/A

Runs net.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\xa.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\xa.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\xa.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\xa.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\xa.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\xa.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3008 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\xa.exe C:\Windows\SysWOW64\net.exe
PID 3008 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\xa.exe C:\Windows\SysWOW64\net.exe
PID 3008 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\xa.exe C:\Windows\SysWOW64\net.exe
PID 3008 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\xa.exe C:\Windows\SysWOW64\net.exe
PID 2668 wrote to memory of 2780 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe
PID 2668 wrote to memory of 2780 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe
PID 2668 wrote to memory of 2780 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe
PID 2668 wrote to memory of 2780 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe

Processes

C:\Users\Admin\AppData\Local\Temp\xa.exe

"C:\Users\Admin\AppData\Local\Temp\xa.exe"

C:\Windows\SysWOW64\net.exe

net start "Task Scheduler"

C:\Windows\SysWOW64\net1.exe

C:\Windows\system32\net1 start "Task Scheduler"

C:\Windows\system32\taskeng.exe

taskeng.exe {11B361B5-AA07-49E4-9808-80EB250DC4D8} S-1-5-18:NT AUTHORITY\System:Service:

Network

Country Destination Domain Proto
US 98.126.52.179:1888 tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
US 98.126.52.179:1888 tcp

Files

memory/3008-0-0x0000000000400000-0x0000000000419000-memory.dmp

memory/3008-1-0x0000000010000000-0x0000000010046000-memory.dmp

memory/3008-4-0x00000000002E0000-0x00000000002E1000-memory.dmp

memory/3008-3-0x0000000010000000-0x0000000010046000-memory.dmp

memory/3008-5-0x0000000010000000-0x0000000010046000-memory.dmp

memory/3008-7-0x0000000010000000-0x0000000010046000-memory.dmp

memory/3008-11-0x0000000000400000-0x0000000000419000-memory.dmp

memory/3008-13-0x00000000002E0000-0x00000000002E1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 12:58

Reported

2024-05-31 13:00

Platform

win10v2004-20240508-en

Max time kernel

140s

Max time network

104s

Command Line

"C:\Users\Admin\AppData\Local\Temp\xa.exe"

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\9C633CB0 = "C:\\Windows\\9C633CB0\\svchsot.exe" C:\Users\Admin\AppData\Local\Temp\xa.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\Default C:\Users\Admin\AppData\Local\Temp\xa.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\9C633CB0\svchsot.exe C:\Users\Admin\AppData\Local\Temp\xa.exe N/A
File opened for modification C:\Windows\9C633CB0\svchsot.exe C:\Users\Admin\AppData\Local\Temp\xa.exe N/A

Runs net.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\xa.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\xa.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2992 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\xa.exe C:\Windows\SysWOW64\net.exe
PID 2992 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\xa.exe C:\Windows\SysWOW64\net.exe
PID 2992 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\xa.exe C:\Windows\SysWOW64\net.exe
PID 2212 wrote to memory of 2964 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe
PID 2212 wrote to memory of 2964 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe
PID 2212 wrote to memory of 2964 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe

Processes

C:\Users\Admin\AppData\Local\Temp\xa.exe

"C:\Users\Admin\AppData\Local\Temp\xa.exe"

C:\Windows\SysWOW64\net.exe

net start "Task Scheduler"

C:\Windows\SysWOW64\net1.exe

C:\Windows\system32\net1 start "Task Scheduler"

Network

Country Destination Domain Proto
US 98.126.52.179:1888 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.107.128:443 www.bing.com tcp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
BE 2.17.107.128:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 128.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 45.19.74.20.in-addr.arpa udp
US 98.126.52.179:1888 tcp
US 8.8.8.8:53 23.236.111.52.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

memory/2992-0-0x0000000000400000-0x0000000000419000-memory.dmp

memory/2992-1-0x0000000010000000-0x0000000010046000-memory.dmp

memory/2992-4-0x0000000000610000-0x0000000000611000-memory.dmp

memory/2992-3-0x0000000010000000-0x0000000010046000-memory.dmp

memory/2992-7-0x0000000010000000-0x0000000010046000-memory.dmp

memory/2992-6-0x0000000010000000-0x0000000010046000-memory.dmp

memory/2992-5-0x0000000010000000-0x0000000010046000-memory.dmp

memory/2992-12-0x0000000000400000-0x0000000000419000-memory.dmp

memory/2992-14-0x0000000000610000-0x0000000000611000-memory.dmp