Malware Analysis Report

2025-01-22 14:26

Sample ID 240623-eastvasenl
Target 051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118
SHA256 3bdce82e3231f73be32c09224e1f718ef0831afdd8a1a75e37e1dda71bc3598b
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

3bdce82e3231f73be32c09224e1f718ef0831afdd8a1a75e37e1dda71bc3598b

Threat Level: Known bad

The file 051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gh0strat persistence rat

Gh0strat family

Gh0strat

Gh0st RAT payload

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

2024-06-23 03:44

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

2024-06-23 03:44

Reported

2024-06-23 03:47

Platform

win7-20240508-en

Max time kernel

150s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_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\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A
File created \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A
File created \??\c:\Windows\svchest001465662051.exe C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\svchest001465662051.exe C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A
File created \??\c:\Windows\notepab.exe C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_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 051bd8c2d9e0c333ec8ac48143dbd3a6
SHA1 92a32979d1e2e7f3a0eaade241f7380656069799
SHA256 3bdce82e3231f73be32c09224e1f718ef0831afdd8a1a75e37e1dda71bc3598b
SHA512 bc50a3fdd3721868dce35932390b74cfa0ff2a7ce362a36900752214144608d28b8d3a0d86b61e852080c67892d81bc0466a85413cc71d8e9506a96b7d3ae29d

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 03:44

Reported

2024-06-23 03:47

Platform

win10v2004-20240611-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_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\051bd8c2d9e0c333ec8ac48143dbd3a6_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\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A
File created \??\c:\Windows\svchest432048043204801465662051.exe C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\svchest432048043204801465662051.exe C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A
File created \??\c:\Windows\notepab.exe C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\051bd8c2d9e0c333ec8ac48143dbd3a6_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 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 99.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

C:\Windows\svchest432048043204801465662051.exe

MD5 051bd8c2d9e0c333ec8ac48143dbd3a6
SHA1 92a32979d1e2e7f3a0eaade241f7380656069799
SHA256 3bdce82e3231f73be32c09224e1f718ef0831afdd8a1a75e37e1dda71bc3598b
SHA512 bc50a3fdd3721868dce35932390b74cfa0ff2a7ce362a36900752214144608d28b8d3a0d86b61e852080c67892d81bc0466a85413cc71d8e9506a96b7d3ae29d