Malware Analysis Report

2025-01-02 02:51

Sample ID 241124-3t6rtawpat
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 payload

Sakula

Sakula family

Checks computer location settings

Deletes itself

Loads dropped DLL

Executes dropped EXE

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

System Network Configuration Discovery: Internet Connection Discovery

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Runs ping.exe

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-24 23:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-24 23:49

Reported

2024-11-24 23:51

Platform

win7-20240903-en

Max time kernel

141s

Max time network

149s

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\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
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\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1924 wrote to memory of 2064 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1924 wrote to memory of 2064 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1924 wrote to memory of 2064 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1924 wrote to memory of 2064 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1924 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Windows\SysWOW64\cmd.exe
PID 1924 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Windows\SysWOW64\cmd.exe
PID 1924 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Windows\SysWOW64\cmd.exe
PID 1924 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\6ce1b780676863c19f582b654c2818f48a7a3da5a8575ab10f520eb37717ae71.exe C:\Windows\SysWOW64\cmd.exe
PID 2336 wrote to memory of 2652 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2336 wrote to memory of 2652 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2336 wrote to memory of 2652 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2336 wrote to memory of 2652 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
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp

Files

memory/1924-0-0x0000000000400000-0x000000000041A000-memory.dmp

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

MD5 110ce0e3c1275e51c6bb346fb67d03ee
SHA1 189218ab73e113de88bec824e02336b8a681689f
SHA256 0829f313ff77a306229a771ab8c98964cd308b45687f43565271d7befaae1ead
SHA512 6cbc7cbb4074ee4b1da00a8b653ae8fcf1ec5b5011e6e1b51f3a774c8f353891d4277bb11291e42060c3ca4e6080e0b6486620d7a02fa7736d6ef16e0b48c199

memory/1924-10-0x0000000000220000-0x000000000023A000-memory.dmp

memory/1924-9-0x0000000000220000-0x000000000023A000-memory.dmp

memory/1924-11-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1924-12-0x0000000000220000-0x000000000023A000-memory.dmp

memory/1924-13-0x0000000000220000-0x000000000023A000-memory.dmp

memory/2064-14-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1924-22-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2064-25-0x0000000000400000-0x000000000041A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-24 23:49

Reported

2024-11-24 23:51

Platform

win10v2004-20241007-en

Max time kernel

146s

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-1-5-21-940901362-3608833189-1915618603-1000\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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.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
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp

Files

memory/4036-0-0x0000000000400000-0x000000000041A000-memory.dmp

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

MD5 5e09420007510195d0e956a7777b89b8
SHA1 836248a762098bbcec3f403ecbebdf92e316d546
SHA256 3b77d5a382ada8a2b1fdf4e24142f431d6e8dc3bae69c4acc9dc0483472525b4
SHA512 36b92e13201f81b75968ed4da0b950b98d09ec726f3488c4746c371cf30b73658d28d22e3933a68f12acafc08fc74c17d016eb8b48100595964b4eab10dac4a2

memory/4036-5-0x0000000000400000-0x000000000041A000-memory.dmp

memory/4196-7-0x0000000000400000-0x000000000041A000-memory.dmp

memory/4036-13-0x0000000000400000-0x000000000041A000-memory.dmp

memory/4196-17-0x0000000000400000-0x000000000041A000-memory.dmp