Malware Analysis Report

2024-12-07 22:07

Sample ID 220531-dkf3cscbg3
Target fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77
SHA256 fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77
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

fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77

Threat Level: Known bad

The file fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77 was found to be: Known bad.

Malicious Activity Summary

sakula persistence rat suricata trojan

suricata: ET MALWARE SUSPICIOUS UA (iexplore)

Sakula family

Sakula Payload

suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

Sakula

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Deletes itself

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

2022-05-31 03:03

Signatures

Sakula Payload

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

Sakula family

sakula

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-31 03:03

Reported

2022-05-31 05:04

Platform

win7-20220414-en

Max time kernel

150s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.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\AdobeUpdate.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\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe" C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.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\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1808 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
PID 1808 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
PID 1808 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
PID 1808 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
PID 1808 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
PID 1808 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
PID 1808 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
PID 1808 wrote to memory of 1756 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Windows\SysWOW64\cmd.exe
PID 1808 wrote to memory of 1756 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Windows\SysWOW64\cmd.exe
PID 1808 wrote to memory of 1756 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Windows\SysWOW64\cmd.exe
PID 1808 wrote to memory of 1756 N/A C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe C:\Windows\SysWOW64\cmd.exe
PID 1756 wrote to memory of 2044 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1756 wrote to memory of 2044 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1756 wrote to memory of 2044 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1756 wrote to memory of 2044 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe

"C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe"

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

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.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\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.savmpet.com udp
BE 35.205.61.67:80 www.savmpet.com tcp
BE 35.205.61.67:80 www.savmpet.com tcp
BE 35.205.61.67:80 www.savmpet.com tcp
BE 35.205.61.67:80 www.savmpet.com tcp
BE 35.205.61.67:80 www.savmpet.com tcp

Files

memory/1808-54-0x0000000075BD1000-0x0000000075BD3000-memory.dmp

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

MD5 64270d0834bc6d3dca79138314209efe
SHA1 79856cec3283f89e6450fc6a49351fc5404a13c2
SHA256 ca82807a228be8d1aef93291f45f73da9f0c84f96899075e5f4f4c7fe6c07a3e
SHA512 6121abd7431ae666f309df21050c1f8cdb76db3f2f90584e1f9d6beb72a00a907f7709cd47fbb8a71475eae21b649dfa4862d4c07fd5da0c2c0531bea8d455d1

memory/1632-56-0x0000000000000000-mapping.dmp

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

MD5 64270d0834bc6d3dca79138314209efe
SHA1 79856cec3283f89e6450fc6a49351fc5404a13c2
SHA256 ca82807a228be8d1aef93291f45f73da9f0c84f96899075e5f4f4c7fe6c07a3e
SHA512 6121abd7431ae666f309df21050c1f8cdb76db3f2f90584e1f9d6beb72a00a907f7709cd47fbb8a71475eae21b649dfa4862d4c07fd5da0c2c0531bea8d455d1

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

MD5 64270d0834bc6d3dca79138314209efe
SHA1 79856cec3283f89e6450fc6a49351fc5404a13c2
SHA256 ca82807a228be8d1aef93291f45f73da9f0c84f96899075e5f4f4c7fe6c07a3e
SHA512 6121abd7431ae666f309df21050c1f8cdb76db3f2f90584e1f9d6beb72a00a907f7709cd47fbb8a71475eae21b649dfa4862d4c07fd5da0c2c0531bea8d455d1

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

MD5 64270d0834bc6d3dca79138314209efe
SHA1 79856cec3283f89e6450fc6a49351fc5404a13c2
SHA256 ca82807a228be8d1aef93291f45f73da9f0c84f96899075e5f4f4c7fe6c07a3e
SHA512 6121abd7431ae666f309df21050c1f8cdb76db3f2f90584e1f9d6beb72a00a907f7709cd47fbb8a71475eae21b649dfa4862d4c07fd5da0c2c0531bea8d455d1

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

MD5 64270d0834bc6d3dca79138314209efe
SHA1 79856cec3283f89e6450fc6a49351fc5404a13c2
SHA256 ca82807a228be8d1aef93291f45f73da9f0c84f96899075e5f4f4c7fe6c07a3e
SHA512 6121abd7431ae666f309df21050c1f8cdb76db3f2f90584e1f9d6beb72a00a907f7709cd47fbb8a71475eae21b649dfa4862d4c07fd5da0c2c0531bea8d455d1

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

MD5 64270d0834bc6d3dca79138314209efe
SHA1 79856cec3283f89e6450fc6a49351fc5404a13c2
SHA256 ca82807a228be8d1aef93291f45f73da9f0c84f96899075e5f4f4c7fe6c07a3e
SHA512 6121abd7431ae666f309df21050c1f8cdb76db3f2f90584e1f9d6beb72a00a907f7709cd47fbb8a71475eae21b649dfa4862d4c07fd5da0c2c0531bea8d455d1

memory/1756-63-0x0000000000000000-mapping.dmp

memory/2044-64-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-31 03:03

Reported

2022-05-31 05:05

Platform

win10v2004-20220414-en

Max time kernel

175s

Max time network

197s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.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

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\AdobeUpdate.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.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\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe" C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.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\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe

"C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe"

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

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.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\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
US 104.208.16.90:443 tcp
US 8.8.8.8:53 www.savmpet.com udp
BE 35.205.61.67:80 www.savmpet.com tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
BE 35.205.61.67:80 www.savmpet.com tcp
BE 35.205.61.67:80 www.savmpet.com tcp
BE 35.205.61.67:80 www.savmpet.com tcp
BE 35.205.61.67:80 www.savmpet.com tcp

Files

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

MD5 9fd3bb743e945a33f8c5f87b0f01aa5a
SHA1 965de0404095cfdbad555eca29f7f6930f4251df
SHA256 c711c82f93ccf053a05eaa1289a91e1cf6cd04824abf0f9b286e9abf2543c8c1
SHA512 e4089b62215a7da9b20d0c189f0400717ab2de7e4212b6ee8da9788eda458be5e8bc2698ad8fd36952eb8c42bd58ede7d19b4c9320cafdb59a41205cbe3b617b

memory/444-130-0x0000000000000000-mapping.dmp

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

MD5 9fd3bb743e945a33f8c5f87b0f01aa5a
SHA1 965de0404095cfdbad555eca29f7f6930f4251df
SHA256 c711c82f93ccf053a05eaa1289a91e1cf6cd04824abf0f9b286e9abf2543c8c1
SHA512 e4089b62215a7da9b20d0c189f0400717ab2de7e4212b6ee8da9788eda458be5e8bc2698ad8fd36952eb8c42bd58ede7d19b4c9320cafdb59a41205cbe3b617b

memory/2268-133-0x0000000000000000-mapping.dmp

memory/3120-134-0x0000000000000000-mapping.dmp