Malware Analysis Report

2024-09-22 10:52

Sample ID 240620-nvvnlsvhpd
Target 05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118
SHA256 5ed19a83b2d6370a96365ece1d7d6106dd4042f6484b3c687d0c7e83e491b5c8
Tags
remote cybergate persistence stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

5ed19a83b2d6370a96365ece1d7d6106dd4042f6484b3c687d0c7e83e491b5c8

Threat Level: Known bad

The file 05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

remote cybergate persistence stealer trojan

Cybergate family

CyberGate, Rebhip

Adds policy Run key to start application

Boot or Logon Autostart Execution: Active Setup

Drops file in System32 directory

Program crash

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-20 11:43

Signatures

Cybergate family

cybergate

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 11:43

Reported

2024-06-20 11:46

Platform

win7-20240220-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe"

Signatures

CyberGate, Rebhip

trojan stealer cybergate

Adds policy Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\sidebar = "C:\\Windows\\system32\\Macromedia\\sidebar.exe" C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\sidebar = "C:\\Windows\\system32\\Macromedia\\sidebar.exe" C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A

Boot or Logon Autostart Execution: Active Setup

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{2CPATRLR-AXKB-1643-W2VJ-1K28LL33SJ7J} C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2CPATRLR-AXKB-1643-W2VJ-1K28LL33SJ7J}\StubPath = "C:\\Windows\\system32\\Macromedia\\sidebar.exe Restart" C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\Macromedia\sidebar.exe C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\Macromedia\sidebar.exe C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe"

Network

N/A

Files

memory/2192-2-0x0000000000400000-0x000000000044D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 11:43

Reported

2024-06-20 11:46

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe"

Signatures

CyberGate, Rebhip

trojan stealer cybergate

Adds policy Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\sidebar = "C:\\Windows\\system32\\Macromedia\\sidebar.exe" C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\sidebar = "C:\\Windows\\system32\\Macromedia\\sidebar.exe" C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A

Boot or Logon Autostart Execution: Active Setup

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2CPATRLR-AXKB-1643-W2VJ-1K28LL33SJ7J}\StubPath = "C:\\Windows\\system32\\Macromedia\\sidebar.exe Restart" C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{2CPATRLR-AXKB-1643-W2VJ-1K28LL33SJ7J} C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\Macromedia\sidebar.exe C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\Macromedia\sidebar.exe C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\05ad69f9abb8c34aa76ff6bacb9fa8c5_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 3980 -ip 3980

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 460

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3980 -ip 3980

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 480

Network

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

Files

memory/3980-2-0x0000000000400000-0x000000000044D000-memory.dmp