Malware Analysis Report

2024-12-07 22:09

Sample ID 221017-kgfqrabbd2
Target d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe
SHA256 d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497
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

d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497

Threat Level: Known bad

The file d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe was found to be: Known bad.

Malicious Activity Summary

sakula persistence rat trojan

Sakula family

Sakula

Sakula payload

Executes dropped EXE

Loads dropped DLL

Deletes itself

Checks computer location settings

Adds Run key to start application

Enumerates physical storage devices

Runs ping.exe

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-10-17 08:34

Signatures

Sakula family

sakula

Sakula payload

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

Analysis: behavioral1

Detonation Overview

Submitted

2022-10-17 08:34

Reported

2022-10-17 08:36

Platform

win7-20220901-en

Max time kernel

135s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.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

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\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.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\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1256 wrote to memory of 820 N/A C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1256 wrote to memory of 820 N/A C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1256 wrote to memory of 820 N/A C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1256 wrote to memory of 820 N/A C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1256 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe C:\Windows\SysWOW64\cmd.exe
PID 1256 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe C:\Windows\SysWOW64\cmd.exe
PID 1256 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe C:\Windows\SysWOW64\cmd.exe
PID 1256 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe C:\Windows\SysWOW64\cmd.exe
PID 1464 wrote to memory of 1568 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1464 wrote to memory of 1568 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1464 wrote to memory of 1568 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1464 wrote to memory of 1568 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe

"C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.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\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
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/1256-54-0x0000000075091000-0x0000000075093000-memory.dmp

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

MD5 fbc31b2e7c1b2c659120e726a2ba58b0
SHA1 1b099e9880ef13d1681c5fecb678bf149f00acca
SHA256 1cd6179e80a17bf855525e63e2611086c0111c80c6c38e4ca5eaa9992ab425bd
SHA512 cbeded5b8c452b7bef8b0f80d8afa101e0b7a3e923e6333616c6b5603317ac311630e82371e888443ac747e6f703508ba00ad3737cd07634334a06d76dca280e

memory/820-56-0x0000000000000000-mapping.dmp

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

MD5 fbc31b2e7c1b2c659120e726a2ba58b0
SHA1 1b099e9880ef13d1681c5fecb678bf149f00acca
SHA256 1cd6179e80a17bf855525e63e2611086c0111c80c6c38e4ca5eaa9992ab425bd
SHA512 cbeded5b8c452b7bef8b0f80d8afa101e0b7a3e923e6333616c6b5603317ac311630e82371e888443ac747e6f703508ba00ad3737cd07634334a06d76dca280e

memory/1464-59-0x0000000000000000-mapping.dmp

memory/1568-60-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-10-17 08:34

Reported

2022-10-17 08:36

Platform

win10v2004-20220812-en

Max time kernel

150s

Max time network

131s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.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\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.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\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe

"C:\Users\Admin\AppData\Local\Temp\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.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\d496522fd93ca1cb2bca9979b7868a39cbfb534ba328136a1d674dd8e88cd497.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.polarroute.com udp
US 204.11.56.48:80 www.polarroute.com tcp
US 93.184.220.29:80 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 204.11.56.48:80 www.polarroute.com tcp
NL 104.80.225.205:443 tcp
US 8.8.8.8:53 14.110.152.52.in-addr.arpa udp
FR 40.79.150.121:443 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 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
US 8.8.8.8:53 www.northpoleroute.com udp
US 8.8.8.8:53 udp

Files

memory/4884-132-0x0000000000000000-mapping.dmp

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

MD5 199a959fb19179dee662462e52b54fc1
SHA1 fab73d3e629054524c4cd5a4c493fb7480bb8eea
SHA256 93de6a5b3a4ccfca4202497876eb7f945cbc358643ca195b8145e5c107cf84c7
SHA512 be73c7eea49ace0340268a65ba90054076c2faf5fdb30d009b8cbf543eef62c6a14c999e47b8a606579c0c54c7126d702249a0039a8ed84326378dc26ebc7659

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

MD5 199a959fb19179dee662462e52b54fc1
SHA1 fab73d3e629054524c4cd5a4c493fb7480bb8eea
SHA256 93de6a5b3a4ccfca4202497876eb7f945cbc358643ca195b8145e5c107cf84c7
SHA512 be73c7eea49ace0340268a65ba90054076c2faf5fdb30d009b8cbf543eef62c6a14c999e47b8a606579c0c54c7126d702249a0039a8ed84326378dc26ebc7659

memory/3608-135-0x0000000000000000-mapping.dmp

memory/2404-136-0x0000000000000000-mapping.dmp