Malware Analysis Report

2024-12-07 22:05

Sample ID 241117-wgaqaavjft
Target 596dea529785d7747a3270a717a9a3c167e1f01e.exe
SHA256 0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb
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

0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb

Threat Level: Known bad

The file 596dea529785d7747a3270a717a9a3c167e1f01e.exe was found to be: Known bad.

Malicious Activity Summary

sakula discovery persistence rat trojan

Sakula family

Sakula

Sakula payload

Checks computer location settings

Loads dropped DLL

Executes dropped EXE

Deletes itself

Adds Run key to start application

System Network Configuration Discovery: Internet Connection Discovery

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Runs ping.exe

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-17 17:53

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-17 17:53

Reported

2024-11-17 17:55

Platform

win7-20241010-en

Max time kernel

140s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.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\596dea529785d7747a3270a717a9a3c167e1f01e.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\596dea529785d7747a3270a717a9a3c167e1f01e.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
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.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\596dea529785d7747a3270a717a9a3c167e1f01e.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2116 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2116 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2116 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2116 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2116 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.exe C:\Windows\SysWOW64\cmd.exe
PID 2116 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.exe C:\Windows\SysWOW64\cmd.exe
PID 2116 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.exe C:\Windows\SysWOW64\cmd.exe
PID 2116 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.exe C:\Windows\SysWOW64\cmd.exe
PID 2980 wrote to memory of 2908 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2980 wrote to memory of 2908 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2980 wrote to memory of 2908 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2980 wrote to memory of 2908 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.exe

"C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.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\596dea529785d7747a3270a717a9a3c167e1f01e.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

Files

memory/2116-0-0x0000000000400000-0x000000000041A000-memory.dmp

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

MD5 02d5f187d59ed96abb9e152ef197c597
SHA1 2fdcb6f78acf3c20fbd69da53af1d8c93d1914da
SHA256 a3a7323e6f657abab781c8deb5556e4469eac3d60bddc475f5e2364131826195
SHA512 45eeb52651962b429c708227934d97c4c3a1ccced9bcf99e9fe83163206b80f3f8ae2456a32548170cfa999789f34922cf41f0d326c0cdc5cd2e59795e9d0bbc

memory/2116-4-0x0000000000220000-0x000000000023A000-memory.dmp

memory/2116-9-0x0000000000220000-0x000000000023A000-memory.dmp

memory/2580-11-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2116-12-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2116-13-0x0000000000220000-0x000000000023A000-memory.dmp

memory/2580-15-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2116-20-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2580-26-0x0000000000400000-0x000000000041A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-17 17:53

Reported

2024-11-17 17:55

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.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\596dea529785d7747a3270a717a9a3c167e1f01e.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\596dea529785d7747a3270a717a9a3c167e1f01e.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\596dea529785d7747a3270a717a9a3c167e1f01e.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.exe

"C:\Users\Admin\AppData\Local\Temp\596dea529785d7747a3270a717a9a3c167e1f01e.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\596dea529785d7747a3270a717a9a3c167e1f01e.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 8.8.8.8:53 228.249.119.40.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 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 182.129.81.91.in-addr.arpa 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/2708-0-0x0000000000400000-0x000000000041A000-memory.dmp

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

MD5 63105decef7ebe3cb066a667a79d6e1f
SHA1 ec730b2460916668793358fea132497d7afaf29e
SHA256 d7e9d85f74282168810dbd96ad9edbe8739f4fecc6b07ec36dda3d2f51c8e261
SHA512 b8fa8f40be0b6cbf8a9ec82c03ecb0659a67865a0d35a43d38ce10b57c07a2de75e0ab9335226e0f16cf56b2749855f226a0f7100f81a133b0e7bf2acd7299fa

memory/444-4-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2708-6-0x0000000000400000-0x000000000041A000-memory.dmp

memory/444-8-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2708-13-0x0000000000400000-0x000000000041A000-memory.dmp

memory/444-17-0x0000000000400000-0x000000000041A000-memory.dmp