Malware Analysis Report

2024-12-07 22:07

Sample ID 220323-ljl6zsbgd5
Target 4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476
SHA256 4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476
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

4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476

Threat Level: Known bad

The file 4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476 was found to be: Known bad.

Malicious Activity Summary

sakula persistence rat trojan

Sakula family

Sakula

Sakula Payload

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 AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Runs ping.exe

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-03-23 09:33

Signatures

Sakula Payload

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

Sakula family

sakula

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-23 09:33

Reported

2022-03-23 09:43

Platform

win7-20220311-en

Max time kernel

4294183s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.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

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\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.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\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1860 wrote to memory of 968 N/A C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1860 wrote to memory of 968 N/A C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1860 wrote to memory of 968 N/A C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1860 wrote to memory of 968 N/A C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1860 wrote to memory of 1328 N/A C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe C:\Windows\SysWOW64\cmd.exe
PID 1860 wrote to memory of 1328 N/A C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe C:\Windows\SysWOW64\cmd.exe
PID 1860 wrote to memory of 1328 N/A C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe C:\Windows\SysWOW64\cmd.exe
PID 1860 wrote to memory of 1328 N/A C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe C:\Windows\SysWOW64\cmd.exe
PID 1328 wrote to memory of 1264 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1328 wrote to memory of 1264 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1328 wrote to memory of 1264 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1328 wrote to memory of 1264 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe

"C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.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\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp

Files

memory/1860-54-0x0000000075271000-0x0000000075273000-memory.dmp

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

MD5 e60432124bd53cd6f63c81adb58b9243
SHA1 0c74ce523cd66e6491a6e594aaf26ed2233e0977
SHA256 0b49b073aced5116451b7a817468e10cda75da61e5c9f1cec1ece2223a51f4a2
SHA512 7e3c396778a333a15216b9a016c37fcaa10ae663a48edfaa299ad0ac07fae37f50c90ea9418de9e06745fa10e329e7f85dd038aca9a5d66de1001fddb3e2e828

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

MD5 e60432124bd53cd6f63c81adb58b9243
SHA1 0c74ce523cd66e6491a6e594aaf26ed2233e0977
SHA256 0b49b073aced5116451b7a817468e10cda75da61e5c9f1cec1ece2223a51f4a2
SHA512 7e3c396778a333a15216b9a016c37fcaa10ae663a48edfaa299ad0ac07fae37f50c90ea9418de9e06745fa10e329e7f85dd038aca9a5d66de1001fddb3e2e828

memory/968-57-0x0000000000000000-mapping.dmp

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

MD5 e60432124bd53cd6f63c81adb58b9243
SHA1 0c74ce523cd66e6491a6e594aaf26ed2233e0977
SHA256 0b49b073aced5116451b7a817468e10cda75da61e5c9f1cec1ece2223a51f4a2
SHA512 7e3c396778a333a15216b9a016c37fcaa10ae663a48edfaa299ad0ac07fae37f50c90ea9418de9e06745fa10e329e7f85dd038aca9a5d66de1001fddb3e2e828

memory/1328-60-0x0000000000000000-mapping.dmp

memory/1264-61-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-23 09:33

Reported

2022-03-23 09:43

Platform

win10v2004-en-20220113

Max time kernel

147s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.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-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.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\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.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\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe

"C:\Users\Admin\AppData\Local\Temp\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.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\4882622a4c8ab3952d8594a25e372dc2d4abc1f289b4aa695cc19cfa2522f476.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
NL 87.248.202.1:80 tcp
US 52.109.12.19:443 tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 citrix.vipreclod.com udp
NL 178.79.208.1:80 tcp
NL 178.79.208.1:80 tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 crl4.digicert.com udp
US 93.184.220.29:80 crl4.digicert.com tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
US 20.42.65.88:443 tcp
TH 184.22.175.13:80 tcp
US 93.184.220.29:80 crl4.digicert.com tcp

Files

memory/3232-130-0x0000000000000000-mapping.dmp

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

MD5 0183613a444c2ad580d3c214a6d53f53
SHA1 3757b328feec910e3ffb5fb4eec1cb6bbfbb3b8e
SHA256 112815831b2785161d457f1c05f62ef0ad1a82fecf98a5cb7dade5d8e8049b69
SHA512 54588c07c14745ec8ac5e3bd1cc6121961541e58a6fd48fa28437e410da107bd2527f4af8c28b370f529a060861c0a28ba8bf459848fbcdd1c0eea2fbaf4349e

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

MD5 0183613a444c2ad580d3c214a6d53f53
SHA1 3757b328feec910e3ffb5fb4eec1cb6bbfbb3b8e
SHA256 112815831b2785161d457f1c05f62ef0ad1a82fecf98a5cb7dade5d8e8049b69
SHA512 54588c07c14745ec8ac5e3bd1cc6121961541e58a6fd48fa28437e410da107bd2527f4af8c28b370f529a060861c0a28ba8bf459848fbcdd1c0eea2fbaf4349e

memory/1348-133-0x0000000000000000-mapping.dmp

memory/1324-134-0x0000000000000000-mapping.dmp