Malware Analysis Report

2024-12-07 22:08

Sample ID 220705-dz9cfsfeb8
Target a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce
SHA256 a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce
Tags
sakula persistence rat suricata 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

a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce

Threat Level: Known bad

The file a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce was found to be: Known bad.

Malicious Activity Summary

sakula persistence rat suricata trojan

Sakula family

Sakula

suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

suricata: ET MALWARE SUSPICIOUS UA (iexplore)

Sakula Payload

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Deletes itself

Adds Run key to start application

Enumerates physical storage devices

Runs ping.exe

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-07-05 03:27

Signatures

Sakula Payload

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

Sakula family

sakula

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-05 03:27

Reported

2022-07-05 03:58

Platform

win7-20220414-en

Max time kernel

1622s

Max time network

1629s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.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
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

suricata: ET MALWARE SUSPICIOUS UA (iexplore)

suricata

suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

suricata

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\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.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\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1668 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1668 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1668 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1668 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1668 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe C:\Windows\SysWOW64\cmd.exe
PID 1668 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe C:\Windows\SysWOW64\cmd.exe
PID 1668 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe C:\Windows\SysWOW64\cmd.exe
PID 1668 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe C:\Windows\SysWOW64\cmd.exe
PID 1864 wrote to memory of 1180 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1864 wrote to memory of 1180 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1864 wrote to memory of 1180 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1864 wrote to memory of 1180 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe

"C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.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\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.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/1668-54-0x0000000075BA1000-0x0000000075BA3000-memory.dmp

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

MD5 6ae1252c6ccfbf65501a18900eeac1ce
SHA1 5a48e30ebe68b4ba1751347f6b856248e696305e
SHA256 49e17fe6331ec24ba83f407174e48719b37c18c8546bb57a99bd0eafd6fe5e2c
SHA512 f76e8f3bbcc73df5628259db030fb4b4d1f34ced14fa1eb21e360fd1739c8dc14b8a11611010c0e0137d54bd2ac75cde2d1dbf8f5c23ad65f95eadd2e8be7ec6

memory/1944-56-0x0000000000000000-mapping.dmp

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

MD5 6ae1252c6ccfbf65501a18900eeac1ce
SHA1 5a48e30ebe68b4ba1751347f6b856248e696305e
SHA256 49e17fe6331ec24ba83f407174e48719b37c18c8546bb57a99bd0eafd6fe5e2c
SHA512 f76e8f3bbcc73df5628259db030fb4b4d1f34ced14fa1eb21e360fd1739c8dc14b8a11611010c0e0137d54bd2ac75cde2d1dbf8f5c23ad65f95eadd2e8be7ec6

memory/1668-60-0x0000000000310000-0x0000000000330000-memory.dmp

memory/1668-59-0x0000000000400000-0x0000000000420000-memory.dmp

memory/1944-61-0x0000000000400000-0x0000000000420000-memory.dmp

memory/1864-62-0x0000000000000000-mapping.dmp

memory/1668-63-0x0000000000400000-0x0000000000420000-memory.dmp

memory/1180-64-0x0000000000000000-mapping.dmp

memory/1944-65-0x0000000000400000-0x0000000000420000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-05 03:27

Reported

2022-07-05 03:58

Platform

win10v2004-20220414-en

Max time kernel

1759s

Max time network

1597s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.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
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

suricata: ET MALWARE SUSPICIOUS UA (iexplore)

suricata

suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

suricata

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-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.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\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.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\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.exe

"C:\Users\Admin\AppData\Local\Temp\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.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\a0320a4d93cc8b080f0172e53e112d314c644e52843fef9cf9607b3c8097d4ce.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 8.253.208.113:80 tcp
IE 20.50.73.9:443 tcp
US 204.11.56.48:80 www.polarroute.com tcp
US 8.253.208.113:80 tcp
US 8.253.208.113:80 tcp
US 8.253.208.113:80 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 www.northpoleroute.com udp
US 8.8.8.8:53 www.northpoleroute.com udp
US 204.79.197.200:443 tcp

Files

memory/1488-130-0x0000000000400000-0x0000000000420000-memory.dmp

memory/3016-131-0x0000000000000000-mapping.dmp

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

MD5 3de57a5cf432f3df122b061f9cefa478
SHA1 03d09cfac0cb2cc21bf37647ce04ac11188d829b
SHA256 03057fb6bc1f8f1b41fe88c1baa0e92b7262bddd169bd5d04f6876d6ae1acbfc
SHA512 a573ce00f9e047490fff1d881cafc150b74247a88f47c6302924c458780cb8fad563df95a177c562dceee7c87bc5ee97566a0e5e7f841f6f1d4eecf210fb33f3

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

MD5 3de57a5cf432f3df122b061f9cefa478
SHA1 03d09cfac0cb2cc21bf37647ce04ac11188d829b
SHA256 03057fb6bc1f8f1b41fe88c1baa0e92b7262bddd169bd5d04f6876d6ae1acbfc
SHA512 a573ce00f9e047490fff1d881cafc150b74247a88f47c6302924c458780cb8fad563df95a177c562dceee7c87bc5ee97566a0e5e7f841f6f1d4eecf210fb33f3

memory/3016-134-0x0000000000400000-0x0000000000420000-memory.dmp

memory/3092-135-0x0000000000000000-mapping.dmp

memory/1488-136-0x0000000000400000-0x0000000000420000-memory.dmp

memory/3556-137-0x0000000000000000-mapping.dmp

memory/3016-138-0x0000000000400000-0x0000000000420000-memory.dmp