Malware Analysis Report

2025-01-22 14:31

Sample ID 240623-qfvfea1gmd
Target 0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118
SHA256 51bab85abf259c42eefc6b8a9c2609f0208ab092843c9634bd83bb719f15d7ca
Tags
upx 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

51bab85abf259c42eefc6b8a9c2609f0208ab092843c9634bd83bb719f15d7ca

Threat Level: Known bad

The file 0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

upx gh0strat persistence rat

Gh0st RAT payload

Gh0strat family

Gh0strat

UPX packed file

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 13:12

Signatures

Gh0st RAT payload

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

Gh0strat family

gh0strat

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-23 13:12

Reported

2024-06-23 13:15

Platform

win7-20240508-en

Max time kernel

150s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_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\(null)0.exe N/A

UPX packed file

upx
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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_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\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe N/A
File created \??\c:\Windows\(null)0.exe C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe"

\??\c:\Windows\(null)0.exe

c:\Windows\(null)0.exe

Network

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

Files

memory/1232-0-0x0000000000400000-0x00000000004F0000-memory.dmp

C:\Windows\(null)0.exe

MD5 0632c2248b8538b5f9452ec8d44a3352
SHA1 478f8af2c679ee5718407d5f6052a697930b7b43
SHA256 51bab85abf259c42eefc6b8a9c2609f0208ab092843c9634bd83bb719f15d7ca
SHA512 41630899519cadc866a687a410e5041b3a8c52f2dfb2aa5bbe74477e2ada254056f464f44eb2d5a1d89a3920bfe110399922f31e2b2f3ff0c214da76fbdd50c0

memory/2352-11-0x0000000000400000-0x00000000004F0000-memory.dmp

memory/1232-12-0x00000000026C0000-0x00000000027B0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 13:12

Reported

2024-06-23 13:15

Platform

win10v2004-20240611-en

Max time kernel

150s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe"

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A 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:\\Users\\Admin\\AppData\\Local\\Temp\\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_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\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe N/A
File created \??\c:\Windows\ì4249552.exe C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0632c2248b8538b5f9452ec8d44a3352_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4088,i,3549704109630749084,1975543916261970610,262144 --variations-seed-version --mojo-platform-channel-handle=4172 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 haidishijie.3322.org udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/8-0-0x0000000000400000-0x00000000004F0000-memory.dmp

memory/8-3-0x0000000000400000-0x00000000004F0000-memory.dmp