Malware Analysis Report

2024-11-13 18:43

Sample ID 241106-zyxg6aznhl
Target 2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d
SHA256 2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d
Tags
upx sakula discovery persistence rat trojan
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

2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d

Threat Level: Known bad

The file 2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d was found to be: Known bad.

Malicious Activity Summary

upx sakula discovery persistence rat trojan

Sakula payload

Sakula family

Sakula

Deletes itself

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Adds Run key to start application

UPX packed file

System Network Configuration Discovery: Internet Connection Discovery

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Runs ping.exe

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-06 21:08

Signatures

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-06 21:08

Reported

2024-11-06 21:10

Platform

win7-20240729-en

Max time kernel

141s

Max time network

113s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe"

Signatures

Sakula

trojan rat sakula

Sakula family

sakula

Sakula payload

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
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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.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\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\PING.EXE N/A

System Network Configuration Discovery: Internet Connection Discovery

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

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\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2324 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2324 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2324 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2324 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2324 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe C:\Windows\SysWOW64\cmd.exe
PID 2324 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe C:\Windows\SysWOW64\cmd.exe
PID 2324 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe C:\Windows\SysWOW64\cmd.exe
PID 2324 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe C:\Windows\SysWOW64\cmd.exe
PID 2784 wrote to memory of 2628 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2784 wrote to memory of 2628 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2784 wrote to memory of 2628 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2784 wrote to memory of 2628 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe

"C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.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\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.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 13.248.169.48:80 www.polarroute.com tcp
US 13.248.169.48:80 www.polarroute.com tcp
US 13.248.169.48:80 www.polarroute.com tcp
US 13.248.169.48:80 www.polarroute.com tcp
US 8.8.8.8:53 www.northpoleroute.com udp

Files

memory/2324-0-0x0000000000400000-0x000000000041E000-memory.dmp

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

MD5 ea1219a3b196c169e89d766cf9aa5aec
SHA1 664d9449139d26afb772f3e1d477fb5a6d31ae7c
SHA256 db8dd24ca48451a1cd05bc6e77eda923b0895238e3509f0ee60bcda8796af86e
SHA512 eb74056ce9c22ab3ba49d8c2a6178993e75e10cfb5aa218516019b806824dfd4a382569175f0df204bd8cb2c15acd32712059e8c9c3f6bde3776106f96f5a974

memory/2088-7-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2324-6-0x0000000000250000-0x000000000026E000-memory.dmp

memory/2324-8-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2324-9-0x0000000000250000-0x000000000026E000-memory.dmp

memory/2088-10-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2324-18-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2324-19-0x0000000000250000-0x000000000026E000-memory.dmp

memory/2088-24-0x0000000000400000-0x000000000041E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-06 21:08

Reported

2024-11-06 21:10

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe"

Signatures

Sakula

trojan rat sakula

Sakula family

sakula

Sakula payload

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
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.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\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\PING.EXE N/A

System Network Configuration Discovery: Internet Connection Discovery

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

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\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.exe

"C:\Users\Admin\AppData\Local\Temp\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.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\2ae7904e9b051e513ef24d7088b4f00337e7d30b30779702668634d7d4c3fd6d.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 13.248.169.48:80 www.polarroute.com tcp
US 8.8.8.8:53 70.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 48.169.248.13.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 13.248.169.48:80 www.polarroute.com tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 69.190.18.2.in-addr.arpa udp
US 13.248.169.48:80 www.polarroute.com tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 13.248.169.48:80 www.polarroute.com tcp
US 8.8.8.8:53 www.northpoleroute.com udp
US 8.8.8.8:53 75.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
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 28.73.42.20.in-addr.arpa udp

Files

memory/4296-0-0x0000000000400000-0x000000000041E000-memory.dmp

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

MD5 eb330b083afa7c0a7839158bdd7d789f
SHA1 03e47dc1e92cee974a7415be031a722211c7e011
SHA256 b932aa85daa6ac4c8c77325c7837b64a40a0ca8cc2b2fea6588bf58803bf8a62
SHA512 a9a80c7a76a5f707a8fd17429e37809b649a3054092fe9cccf430cbe4b3aa815a640d368d4a7ed6d790f47d94e5b0126eb014be146f39740e1b6b895dfa8cb83

memory/4732-4-0x0000000000400000-0x000000000041E000-memory.dmp

memory/4296-6-0x0000000000400000-0x000000000041E000-memory.dmp

memory/4732-8-0x0000000000400000-0x000000000041E000-memory.dmp

memory/4296-13-0x0000000000400000-0x000000000041E000-memory.dmp

memory/4732-17-0x0000000000400000-0x000000000041E000-memory.dmp