Malware Analysis Report

2025-01-02 02:58

Sample ID 220323-lkdw1agbel
Target dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a
SHA256 dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a
Tags
sakula persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a

Threat Level: Known bad

The file dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a was found to be: Known bad.

Malicious Activity Summary

sakula persistence rat trojan

Sakula

Executes dropped EXE

Checks computer location settings

Deletes itself

Loads dropped DLL

Adds Run key to start application

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Runs ping.exe

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-03-23 09:35

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-23 09:35

Reported

2022-03-23 09:42

Platform

win7-20220310-en

Max time kernel

4294193s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe"

Signatures

Sakula

trojan rat sakula

Executes dropped EXE

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

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.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\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe N/A

Enumerates physical storage devices

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1568 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1568 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1568 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1568 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1568 wrote to memory of 1408 N/A C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 1408 N/A C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 1408 N/A C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 1408 N/A C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe C:\Windows\SysWOW64\cmd.exe
PID 1408 wrote to memory of 1604 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1408 wrote to memory of 1604 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1408 wrote to memory of 1604 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1408 wrote to memory of 1604 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe

"C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe"

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp

Files

memory/1568-54-0x0000000075421000-0x0000000075423000-memory.dmp

\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 90b6f6f1b6d5fb1fb5e40cdda806589e
SHA1 f99dd90449a03da27d525b068bbcc9c6ba535aae
SHA256 7fbd323b596d4e6e9f1fc6aeb55b46223e04cbc71d647b225e04f04189166ce8
SHA512 c8028a084d02ed6d43d661652a08a7c43a86434376ed8b66c09eca759b9bfb69978b852af892fcb31d3e1166873766737a14a8e2a1096392e92432a30f5da559

\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 90b6f6f1b6d5fb1fb5e40cdda806589e
SHA1 f99dd90449a03da27d525b068bbcc9c6ba535aae
SHA256 7fbd323b596d4e6e9f1fc6aeb55b46223e04cbc71d647b225e04f04189166ce8
SHA512 c8028a084d02ed6d43d661652a08a7c43a86434376ed8b66c09eca759b9bfb69978b852af892fcb31d3e1166873766737a14a8e2a1096392e92432a30f5da559

memory/1620-57-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 90b6f6f1b6d5fb1fb5e40cdda806589e
SHA1 f99dd90449a03da27d525b068bbcc9c6ba535aae
SHA256 7fbd323b596d4e6e9f1fc6aeb55b46223e04cbc71d647b225e04f04189166ce8
SHA512 c8028a084d02ed6d43d661652a08a7c43a86434376ed8b66c09eca759b9bfb69978b852af892fcb31d3e1166873766737a14a8e2a1096392e92432a30f5da559

memory/1408-60-0x0000000000000000-mapping.dmp

memory/1604-61-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-23 09:35

Reported

2022-03-23 09:41

Platform

win10v2004-en-20220113

Max time kernel

151s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe"

Signatures

Sakula

trojan rat sakula

Executes dropped EXE

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.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\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe N/A

Enumerates physical storage devices

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe

"C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe"

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\dd97fc50c2d66e182adc190aaa8740f60df6d801bf221d69184032c62c44c89a.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 93.184.220.29:80 tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 citrix.vipreclod.com udp
IE 13.69.239.74:443 tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp

Files

memory/696-130-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 c8bbc3a9a06c1aa2183831e2ff824736
SHA1 481fd61c6012df4efdec753433c97ad1858a5800
SHA256 d17c616f26d62176f77b838e158cb2fe8a484dae6672f2ede5ae7610c98240ce
SHA512 1aaf08b81bee0eeacd064660174d8c4c6d9b7fdaf98965f96b5ed2c216ce573a28ffb84a218dd5c123f331464614d2015fec68a56bf5127111d3d3a6923303eb

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 c8bbc3a9a06c1aa2183831e2ff824736
SHA1 481fd61c6012df4efdec753433c97ad1858a5800
SHA256 d17c616f26d62176f77b838e158cb2fe8a484dae6672f2ede5ae7610c98240ce
SHA512 1aaf08b81bee0eeacd064660174d8c4c6d9b7fdaf98965f96b5ed2c216ce573a28ffb84a218dd5c123f331464614d2015fec68a56bf5127111d3d3a6923303eb

memory/4404-133-0x0000000000000000-mapping.dmp

memory/1664-134-0x0000000000000000-mapping.dmp