Malware Analysis Report

2025-01-02 02:51

Sample ID 241124-31e8faspfm
Target 6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71
SHA256 6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71
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: 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

6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71

Threat Level: Known bad

The file 6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71 was found to be: Known bad.

Malicious Activity Summary

sakula discovery persistence rat trojan

Sakula

Sakula payload

Sakula family

Loads dropped DLL

Executes dropped EXE

Checks computer location settings

Deletes itself

Adds Run key to start application

Unsigned PE

System Network Configuration Discovery: Internet Connection Discovery

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

2024-11-24 23:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-24 23:58

Reported

2024-11-25 00:01

Platform

win7-20240708-en

Max time kernel

141s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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

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\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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\cmd.exe N/A
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\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1620 wrote to memory of 2364 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1620 wrote to memory of 2364 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1620 wrote to memory of 2364 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1620 wrote to memory of 2364 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1620 wrote to memory of 780 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Windows\SysWOW64\cmd.exe
PID 1620 wrote to memory of 780 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Windows\SysWOW64\cmd.exe
PID 1620 wrote to memory of 780 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Windows\SysWOW64\cmd.exe
PID 1620 wrote to memory of 780 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Windows\SysWOW64\cmd.exe
PID 780 wrote to memory of 2172 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 780 wrote to memory of 2172 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 780 wrote to memory of 2172 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 780 wrote to memory of 2172 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe

"C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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/1620-0-0x0000000000400000-0x000000000041A000-memory.dmp

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

MD5 90a61d2731f925661b8ad0caf5a4188f
SHA1 e93439a2024acf79e0393a05ef27ec697d439d46
SHA256 f50d9e1ca143aff9f7e436b20c092036c385a9ec453450caaf323ec0efc58884
SHA512 4b3f7b52c54d4e3b9164488998fd8e3a5b97b31cca61c26b76a140022d502a71bed52f4c9a92ecf9cc54c350011f19f9560cb453b0a9e6d9f67a2cad555fc6aa

memory/1620-10-0x0000000000220000-0x000000000023A000-memory.dmp

memory/1620-9-0x0000000000220000-0x000000000023A000-memory.dmp

memory/1620-11-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1620-12-0x0000000000220000-0x000000000023A000-memory.dmp

memory/1620-13-0x0000000000220000-0x000000000023A000-memory.dmp

memory/2364-14-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1620-22-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2364-28-0x0000000000400000-0x000000000041A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-24 23:58

Reported

2024-11-25 00:01

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe

"C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.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
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
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/2472-0-0x0000000000400000-0x000000000041A000-memory.dmp

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

MD5 a1c2a292782617ccf0a8ec096b74f08b
SHA1 6213e24039f1eb6e89a410e858c5e45b60209a9a
SHA256 d5c59c2a5ad1276f01cb02260e3baf9e1faa111195a48c8d45c67d0747b4a7c3
SHA512 3e008484c544818bfe5040bbbf7ee2e7e9d368b0d91880e975edf38e51f50901e2f777598306c27ad7db604f858a5e496c2b057df07a675365e9d1df1c056806

memory/2472-5-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1416-7-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2472-13-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1416-18-0x0000000000400000-0x000000000041A000-memory.dmp