Malware Analysis Report

2025-01-02 02:50

Sample ID 241202-p52qcazlgr
Target 120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe
SHA256 120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edb
Tags
upx 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

120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edb

Threat Level: Known bad

The file 120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe was found to be: Known bad.

Malicious Activity Summary

upx sakula discovery persistence rat trojan

Sakula

Sakula payload

Sakula family

Checks computer location settings

Deletes itself

Executes dropped EXE

Loads dropped DLL

Adds Run key to start application

UPX packed file

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

2024-12-02 12:55

Signatures

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-02 12:55

Reported

2024-12-02 12:57

Platform

win7-20240903-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.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\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe N/A

UPX packed file

upx
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
N/A N/A N/A N/A
N/A N/A N/A 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\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.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\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2728 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2728 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2728 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2728 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2728 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe C:\Windows\SysWOW64\cmd.exe
PID 2728 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe C:\Windows\SysWOW64\cmd.exe
PID 2728 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe C:\Windows\SysWOW64\cmd.exe
PID 2728 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe C:\Windows\SysWOW64\cmd.exe
PID 2808 wrote to memory of 1572 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2808 wrote to memory of 1572 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2808 wrote to memory of 1572 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2808 wrote to memory of 1572 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe

"C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.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\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.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/2728-0-0x0000000000BF0000-0x0000000000C0F000-memory.dmp

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

MD5 09cad8d6f92d3443fd3beb2192550d1d
SHA1 fd728ed663fda5f2270e05c669daa445567e0099
SHA256 99387cc29209159077b7aed2f8fdf4700ca76f77e9de4bf81df0db4bd0bdc19c
SHA512 8a1d5b5a5721a98f8b7e6658f11682ad0eb0bd50ca76e9d5562fd950bda8b0a1e61d92a14f6a929db2eea92dcd73ef2f635c3ec637d047b6a85759cb032301cb

memory/2728-10-0x0000000000190000-0x00000000001AF000-memory.dmp

memory/2728-4-0x0000000000190000-0x00000000001AF000-memory.dmp

memory/2728-11-0x0000000000BF0000-0x0000000000C0F000-memory.dmp

memory/2760-12-0x0000000000190000-0x00000000001AF000-memory.dmp

memory/2728-20-0x0000000000BF0000-0x0000000000C0F000-memory.dmp

memory/2760-26-0x0000000000190000-0x00000000001AF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-02 12:55

Reported

2024-12-02 12:57

Platform

win10v2004-20241007-en

Max time kernel

111s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.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\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe N/A

UPX packed file

upx
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
N/A N/A N/A N/A
N/A N/A N/A 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\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.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\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.exe

"C:\Users\Admin\AppData\Local\Temp\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.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\120a1bcbeb90864e3fd10bd44ced5d242c3e947a6b9c1b01e91817ca929e2edbN.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 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 53.210.109.20.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 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp

Files

memory/224-0-0x0000000000760000-0x000000000077F000-memory.dmp

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

MD5 d0a1aafd7cdcf4996e67ae520b63ec19
SHA1 3b1679731bc991e6276a0d2fbdbb47e6ac473cdd
SHA256 e43a9455d5705bd5bcff2f6b9a14bcb0766c9188d31e5743006af71881c7735c
SHA512 45c737bc31e29e8c48d5deaebd43d8960be84a694605e2c7421d4b805e7b65688193c51c2737255e76ca3083a183983b17bda1d6873a46c4eea6ef44995a08f1

memory/1852-4-0x00000000001C0000-0x00000000001DF000-memory.dmp

memory/224-6-0x0000000000760000-0x000000000077F000-memory.dmp

memory/1852-8-0x00000000001C0000-0x00000000001DF000-memory.dmp

memory/224-14-0x0000000000760000-0x000000000077F000-memory.dmp

memory/1852-19-0x00000000001C0000-0x00000000001DF000-memory.dmp