Malware Analysis Report

2025-01-22 14:44

Sample ID 240604-mjjljadc7s
Target c189f2fae32570e2856d2398fa88acad6894751c3611f37807f550b4fc61b1ef
SHA256 c189f2fae32570e2856d2398fa88acad6894751c3611f37807f550b4fc61b1ef
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

c189f2fae32570e2856d2398fa88acad6894751c3611f37807f550b4fc61b1ef

Threat Level: Known bad

The file c189f2fae32570e2856d2398fa88acad6894751c3611f37807f550b4fc61b1ef was found to be: Known bad.

Malicious Activity Summary

gh0strat rat

Gh0strat family

Gh0strat

Gh0st RAT payload

Unexpected DNS network traffic destination

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-04 10:29

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

2024-06-04 10:29

Reported

2024-06-04 10:32

Platform

win7-20240508-en

Max time kernel

118s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\c189f2fae32570e2856d2398fa88acad6894751c3611f37807f550b4fc61b1ef.dll,#1

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
N/A N/A N/A N/A
N/A N/A N/A N/A

Gh0strat

rat gh0strat

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 211.57.200.17 N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3012 set thread context of 1704 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2848 wrote to memory of 3012 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2848 wrote to memory of 3012 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2848 wrote to memory of 3012 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2848 wrote to memory of 3012 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2848 wrote to memory of 3012 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2848 wrote to memory of 3012 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2848 wrote to memory of 3012 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3012 wrote to memory of 1704 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 3012 wrote to memory of 1704 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 3012 wrote to memory of 1704 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 3012 wrote to memory of 1704 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 3012 wrote to memory of 1704 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 3012 wrote to memory of 1704 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 3012 wrote to memory of 1704 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 3012 wrote to memory of 1704 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 3012 wrote to memory of 1704 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\c189f2fae32570e2856d2398fa88acad6894751c3611f37807f550b4fc61b1ef.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\c189f2fae32570e2856d2398fa88acad6894751c3611f37807f550b4fc61b1ef.dll,#1

C:\Windows\SysWOW64\svchost.exe

"C:\Windows\system32\svchost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 wmi.362-com.com udp
KR 211.57.200.17:53 wmi.362-com.com tcp

Files

memory/1704-0-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1704-1-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1704-3-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1704-6-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1704-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1704-2-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1704-8-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1704-9-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1704-10-0x0000000000400000-0x000000000040A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-04 10:29

Reported

2024-06-04 10:32

Platform

win10v2004-20240426-en

Max time kernel

94s

Max time network

95s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\c189f2fae32570e2856d2398fa88acad6894751c3611f37807f550b4fc61b1ef.dll,#1

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

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 211.57.200.17 N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4516 set thread context of 4736 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 set thread context of 4956 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2816 wrote to memory of 4516 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 4516 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 4516 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4516 wrote to memory of 4736 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4736 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4736 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4736 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4736 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4736 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4736 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4736 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4956 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4956 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4956 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4956 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4956 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4956 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4956 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 4516 wrote to memory of 4956 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\c189f2fae32570e2856d2398fa88acad6894751c3611f37807f550b4fc61b1ef.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\c189f2fae32570e2856d2398fa88acad6894751c3611f37807f550b4fc61b1ef.dll,#1

C:\Windows\SysWOW64\svchost.exe

"C:\Windows\system32\svchost.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Windows\system32\svchost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 wmi.362-com.com udp
KR 211.57.200.17:53 wmi.362-com.com tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 152.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/4736-0-0x0000000000400000-0x000000000040A000-memory.dmp

memory/4736-2-0x0000000000400000-0x000000000040A000-memory.dmp

memory/4736-3-0x0000000000400000-0x000000000040A000-memory.dmp

memory/4736-4-0x0000000000400000-0x000000000040A000-memory.dmp