Malware Analysis Report

2025-03-15 06:39

Sample ID 240530-ls75taed95
Target 83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118
SHA256 5d7c42cb32bdb736edbcd65f42716164a46b8b2d112c5f083ddf97b763e38c1a
Tags
gh0strat persistence rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

5d7c42cb32bdb736edbcd65f42716164a46b8b2d112c5f083ddf97b763e38c1a

Threat Level: Known bad

The file 83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gh0strat persistence rat

Gh0strat family

Gh0st RAT payload

Gh0strat

Executes dropped EXE

Adds Run key to start application

Drops file in Windows directory

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-30 09:48

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

2024-05-30 09:48

Reported

2024-05-30 09:51

Platform

win10v2004-20240508-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe"

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Executes dropped EXE

Description Indicator Process Target
N/A N/A \??\c:\Windows\svchest432048043204801465662051.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "c:\\Windows\\notepab.exe" C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A
File created \??\c:\Windows\svchest432048043204801465662051.exe C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\svchest432048043204801465662051.exe C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A
File created \??\c:\Windows\notepab.exe C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe"

\??\c:\Windows\svchest432048043204801465662051.exe

c:\Windows\svchest432048043204801465662051.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 sfwu.3322.org udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 147.177.190.20.in-addr.arpa udp
BE 88.221.83.219:443 www.bing.com tcp
US 8.8.8.8:53 219.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 35.15.31.184.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

C:\Windows\svchest432048043204801465662051.exe

MD5 83ca727e19b458f0c12eb61a7c4d15fd
SHA1 bfde70f4362b57c8e5e3e919d8279079775f7010
SHA256 5d7c42cb32bdb736edbcd65f42716164a46b8b2d112c5f083ddf97b763e38c1a
SHA512 2b811b12762a8e640affb59e6b5d19cd2c892c7436f8b6803982a12e1a74624d8a894784f7933ac3547cfde34c752066528197f2d5a2c43053fe7c52299dfc98

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-30 09:48

Reported

2024-05-30 09:51

Platform

win7-20240215-en

Max time kernel

149s

Max time network

117s

Command Line

"C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe"

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Executes dropped EXE

Description Indicator Process Target
N/A N/A \??\c:\Windows\svchest001465662051.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "c:\\Windows\\notepab.exe" C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A
File created \??\c:\Windows\svchest001465662051.exe C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\svchest001465662051.exe C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A
File created \??\c:\Windows\notepab.exe C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\83ca727e19b458f0c12eb61a7c4d15fd_JaffaCakes118.exe"

\??\c:\Windows\svchest001465662051.exe

c:\Windows\svchest001465662051.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 sfwu.3322.org udp

Files

C:\Windows\svchest001465662051.exe

MD5 83ca727e19b458f0c12eb61a7c4d15fd
SHA1 bfde70f4362b57c8e5e3e919d8279079775f7010
SHA256 5d7c42cb32bdb736edbcd65f42716164a46b8b2d112c5f083ddf97b763e38c1a
SHA512 2b811b12762a8e640affb59e6b5d19cd2c892c7436f8b6803982a12e1a74624d8a894784f7933ac3547cfde34c752066528197f2d5a2c43053fe7c52299dfc98