Malware Analysis Report

2025-03-15 06:33

Sample ID 240624-y6zf2s1fme
Target 0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118
SHA256 73e495b7e10e3e776fcfee1cd820d39770841354327886d8a81d391523baa46c
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

73e495b7e10e3e776fcfee1cd820d39770841354327886d8a81d391523baa46c

Threat Level: Known bad

The file 0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gh0strat persistence rat

Gh0strat family

Gh0strat

Gh0st RAT payload

Adds Run key to start application

Unsigned PE

Suspicious behavior: RenamesItself

Kills process with taskkill

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-24 20:24

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

2024-06-24 20:24

Reported

2024-06-24 20:27

Platform

win7-20240611-en

Max time kernel

150s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe"

Signatures

Gh0st RAT payload

Description Indicator Process Target
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\:\WINDOWS\Temp\svchast.exe 2024624202439.exe = "C:\\WINDOWS\\Temp\\svchast.exe 2024624202439.exe" C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2408 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2408 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2408 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2408 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2408 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2408 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2408 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2408 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 2024624202439.exe
PID 2408 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 2024624202439.exe
PID 2408 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 2024624202439.exe
PID 2408 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 2024624202439.exe
PID 2408 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 2024624202439.exe
PID 2408 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 2024624202439.exe
PID 2408 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 2024624202439.exe
PID 2060 wrote to memory of 2948 N/A C:\WINDOWS\Temp\svchast.exe 2024624202439.exe C:\Windows\SysWOW64\taskkill.exe
PID 2060 wrote to memory of 2948 N/A C:\WINDOWS\Temp\svchast.exe 2024624202439.exe C:\Windows\SysWOW64\taskkill.exe
PID 2060 wrote to memory of 2948 N/A C:\WINDOWS\Temp\svchast.exe 2024624202439.exe C:\Windows\SysWOW64\taskkill.exe
PID 2060 wrote to memory of 2948 N/A C:\WINDOWS\Temp\svchast.exe 2024624202439.exe C:\Windows\SysWOW64\taskkill.exe
PID 2060 wrote to memory of 2948 N/A C:\WINDOWS\Temp\svchast.exe 2024624202439.exe C:\Windows\SysWOW64\taskkill.exe
PID 2060 wrote to memory of 2948 N/A C:\WINDOWS\Temp\svchast.exe 2024624202439.exe C:\Windows\SysWOW64\taskkill.exe
PID 2060 wrote to memory of 2948 N/A C:\WINDOWS\Temp\svchast.exe 2024624202439.exe C:\Windows\SysWOW64\taskkill.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe"

C:\Windows\SysWOW64\taskkill.exe

taskkill /f /im Ksafetray.exe

C:\WINDOWS\Temp\svchast.exe 2024624202439.exe

"C:\WINDOWS\Temp\svchast.exe 2024624202439.exe"

C:\Windows\SysWOW64\taskkill.exe

taskkill /f /im Ksafetray.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 zhangjiangang.2288.org udp

Files

memory/2408-0-0x0000000000400000-0x0000000000420000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-24 20:24

Reported

2024-06-24 20:27

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0aad90a03b9760b79b2c0e55bb88d805_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

N/A