Malware Analysis Report

2024-12-07 22:06

Sample ID 220327-mn12dagef8
Target 9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7
SHA256 9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7
Tags
sakula persistence rat trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7

Threat Level: Known bad

The file 9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7 was found to be: Known bad.

Malicious Activity Summary

sakula persistence rat trojan upx

Sakula

Sakula family

Sakula Payload

Executes dropped EXE

UPX packed file

Checks computer location settings

Loads dropped DLL

Deletes itself

Adds Run key to start application

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Runs ping.exe

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-03-27 10:37

Signatures

Sakula Payload

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

Sakula family

sakula

UPX packed file

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

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-27 10:37

Reported

2022-04-03 17:40

Platform

win10v2004-20220331-en

Max time kernel

157s

Max time network

184s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe"

Signatures

Sakula

trojan rat sakula

Sakula Payload

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

Executes dropped EXE

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-157025953-3125636059-437143553-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.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\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.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\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe

"C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.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\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
FI 62.115.252.112:80 tcp
US 52.168.117.169:443 tcp
SE 95.140.228.1:80 tcp
SE 95.140.228.1:80 tcp
SE 95.140.228.1:80 tcp
US 131.253.33.203:80 tcp
US 8.8.8.8:53 www.polarroute.com udp
US 204.11.56.48:80 www.polarroute.com tcp
US 204.11.56.48:80 www.polarroute.com tcp
US 204.11.56.48:80 www.polarroute.com tcp
US 204.11.56.48:80 www.polarroute.com tcp
US 8.8.8.8:53 www.northpoleroute.com udp

Files

memory/4864-124-0x0000000000000000-mapping.dmp

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

MD5 28a86e7695565499ccd5565508d1b250
SHA1 683c00f5e6657f81ee52e7acd2ebc88dd5c1110c
SHA256 0f4dc88804519de887c974efcc64b7df3b2edd8862db57199f1e28415e5228f0
SHA512 eed06beb5c0d3684d7f4868a277f0718e4f6809fffeb51c84fbd538ccbb7d11fbf2be403fac284b81271729636df93c5aaa632cdf49a3c8bf38983be00571930

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

MD5 28a86e7695565499ccd5565508d1b250
SHA1 683c00f5e6657f81ee52e7acd2ebc88dd5c1110c
SHA256 0f4dc88804519de887c974efcc64b7df3b2edd8862db57199f1e28415e5228f0
SHA512 eed06beb5c0d3684d7f4868a277f0718e4f6809fffeb51c84fbd538ccbb7d11fbf2be403fac284b81271729636df93c5aaa632cdf49a3c8bf38983be00571930

memory/3864-127-0x0000000000000000-mapping.dmp

memory/4532-128-0x0000000000000000-mapping.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-27 10:37

Reported

2022-04-03 17:40

Platform

win7-20220331-en

Max time kernel

188s

Max time network

195s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe"

Signatures

Sakula

trojan rat sakula

Sakula Payload

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

Executes dropped EXE

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

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\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.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\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1996 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1996 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1996 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1996 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1996 wrote to memory of 1056 N/A C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe C:\Windows\SysWOW64\cmd.exe
PID 1996 wrote to memory of 1056 N/A C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe C:\Windows\SysWOW64\cmd.exe
PID 1996 wrote to memory of 1056 N/A C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe C:\Windows\SysWOW64\cmd.exe
PID 1996 wrote to memory of 1056 N/A C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe C:\Windows\SysWOW64\cmd.exe
PID 1056 wrote to memory of 1064 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1056 wrote to memory of 1064 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1056 wrote to memory of 1064 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1056 wrote to memory of 1064 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe

"C:\Users\Admin\AppData\Local\Temp\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.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\9803db9cfd154a6322afc81576fdb9701b28a08dbc62bffc64a5caafb2fc97b7.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 188.114.96.0:443 tcp
US 8.8.8.8:53 www.polarroute.com udp
US 204.11.56.48:80 www.polarroute.com tcp
US 204.11.56.48:80 www.polarroute.com tcp
US 204.11.56.48:80 www.polarroute.com tcp
US 204.11.56.48:80 www.polarroute.com tcp
US 8.8.8.8:53 www.northpoleroute.com udp

Files

memory/1996-54-0x0000000075341000-0x0000000075343000-memory.dmp

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

MD5 599c9511680e9f35e4fe51b67e75bdaf
SHA1 d12bfb1f20e7dce49b5cc067f01c5aea917a33b2
SHA256 60718d46d5c39e9c13abd3f605ed4d40ac12ef9ebee531e80ab754b18842fd2a
SHA512 0ddae439ab78513e572e78c448d14653ad38837040c4cf64658e75dda2f1f809ea59d39c645127b754cad5fe0f21b5bb0265caeec51c7bd6ad9ac6defe632b90

memory/2016-56-0x0000000000000000-mapping.dmp

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

MD5 599c9511680e9f35e4fe51b67e75bdaf
SHA1 d12bfb1f20e7dce49b5cc067f01c5aea917a33b2
SHA256 60718d46d5c39e9c13abd3f605ed4d40ac12ef9ebee531e80ab754b18842fd2a
SHA512 0ddae439ab78513e572e78c448d14653ad38837040c4cf64658e75dda2f1f809ea59d39c645127b754cad5fe0f21b5bb0265caeec51c7bd6ad9ac6defe632b90

memory/1056-59-0x0000000000000000-mapping.dmp

memory/1064-60-0x0000000000000000-mapping.dmp