Malware Analysis Report

2025-01-02 02:50

Sample ID 241124-djx99axkfj
Target c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca
SHA256 c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca
Tags
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca

Threat Level: Known bad

The file c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca was found to be: Known bad.

Malicious Activity Summary

sakula discovery persistence rat trojan

Sakula payload

Sakula family

Sakula

Loads dropped DLL

Deletes itself

Executes dropped EXE

Checks computer location settings

Adds Run key to start application

Enumerates physical storage devices

System Location Discovery: System Language Discovery

System Network Configuration Discovery: Internet Connection Discovery

Unsigned PE

Runs ping.exe

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-24 03:02

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-24 03:02

Reported

2024-11-24 03:05

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.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\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe 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\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.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\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe

"C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.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\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
TH 184.22.175.13:80 tcp

Files

memory/3776-0-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1444-5-0x0000000000400000-0x000000000041A000-memory.dmp

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

MD5 5eb8b2b09af06ea05c2eb62b427e3ddb
SHA1 565b3996b059c73c6a7528b39155d352912ca8f3
SHA256 c3579608a2d8f79ef09d41ab5acd35d80c2a99d135c5fc34ee1962510f9b4ca1
SHA512 ec1b7c12f1eeee4dc5d1b82b5c01b124cde7d81a8250f3087b8b021dd8378d362190aa161d8842e26e9f44a61574f9de123223f6551cbf6a308117df0fd39eba

memory/3776-6-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1444-8-0x0000000000400000-0x000000000041A000-memory.dmp

memory/3776-13-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1444-19-0x0000000000400000-0x000000000041A000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-24 03:02

Reported

2024-11-24 03:05

Platform

win7-20240903-en

Max time kernel

141s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.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\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe 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:\Windows\SysWOW64\PING.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:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.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\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2420 wrote to memory of 1860 N/A C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2420 wrote to memory of 1860 N/A C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2420 wrote to memory of 1860 N/A C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2420 wrote to memory of 1860 N/A C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2420 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe C:\Windows\SysWOW64\cmd.exe
PID 2420 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe C:\Windows\SysWOW64\cmd.exe
PID 2420 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe C:\Windows\SysWOW64\cmd.exe
PID 2420 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe C:\Windows\SysWOW64\cmd.exe
PID 2872 wrote to memory of 2924 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2872 wrote to memory of 2924 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2872 wrote to memory of 2924 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2872 wrote to memory of 2924 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.exe

"C:\Users\Admin\AppData\Local\Temp\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.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\c2772fdc3d39c75a7e63a260b7bbeebbd5da45e5b01b55870d093a242dc110ca.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/2420-1-0x0000000000400000-0x000000000041A000-memory.dmp

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

MD5 d5ca1b48e2bacfbf070927e56c06a4b4
SHA1 24c14179ae9695311c3a302d9ffbd46730b0da25
SHA256 5c3c9e15534c9f44b2d0b5123b1a190112e9e13adcad34512f7322f9a66d9976
SHA512 bb46fd7d6dacb8bd77e23deb504c80fcee1012f521b6af445d4368e912ee92037b1bb88cee529ccd5b7a31b31734d92810a5db9adf56b1f5da5790be61a1faa5

memory/1860-10-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2420-8-0x0000000000220000-0x000000000023A000-memory.dmp

memory/2420-11-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2420-12-0x0000000000220000-0x000000000023A000-memory.dmp

memory/2420-13-0x0000000000220000-0x000000000023A000-memory.dmp

memory/1860-15-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2420-21-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1860-27-0x0000000000400000-0x000000000041A000-memory.dmp