Malware Analysis Report

2025-01-02 02:51

Sample ID 241122-q5bpla1res
Target 5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe
SHA256 5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64
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

5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64

Threat Level: Known bad

The file 5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe was found to be: Known bad.

Malicious Activity Summary

sakula discovery persistence rat trojan

Sakula payload

Sakula

Sakula family

Executes dropped EXE

Checks computer location settings

Deletes itself

Loads dropped DLL

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

System Network Configuration Discovery: Internet Connection Discovery

Runs ping.exe

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-22 13:50

Signatures

Sakula family

sakula

Sakula payload

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: behavioral2

Detonation Overview

Submitted

2024-11-22 13:50

Reported

2024-11-22 13:52

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe"

Signatures

Sakula

trojan rat sakula

Sakula family

sakula

Sakula payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.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\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.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\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.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\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe

"C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.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\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 43.146.100.95.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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 11.227.111.52.in-addr.arpa udp

Files

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

MD5 1325f80362a9100c421cbcedfe4b2c69
SHA1 3bde60dcd1cbf7b5e51814092027bd98c71216e2
SHA256 1b177edf586f8aa318d2ab477ba5583ccc6b6264efb73e20981cf877beb66fd5
SHA512 7e85d3970e880a34d5aa4be93260b7431a486d7f2471716f691d213dafe3863c0da046b8a14eba6dce258a6f077391c2ff07ae0a812a0d53ecaac5d4d1e8c48e

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-22 13:50

Reported

2024-11-22 13:52

Platform

win7-20241010-en

Max time kernel

109s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe"

Signatures

Sakula

trojan rat sakula

Sakula family

sakula

Sakula payload

Description Indicator Process Target
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\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.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\MicroMedia\MediaCenter.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.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\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3036 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 3036 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 3036 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 3036 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 3036 wrote to memory of 2636 N/A C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe C:\Windows\SysWOW64\cmd.exe
PID 3036 wrote to memory of 2636 N/A C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe C:\Windows\SysWOW64\cmd.exe
PID 3036 wrote to memory of 2636 N/A C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe C:\Windows\SysWOW64\cmd.exe
PID 3036 wrote to memory of 2636 N/A C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe C:\Windows\SysWOW64\cmd.exe
PID 2636 wrote to memory of 2796 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2636 wrote to memory of 2796 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2636 wrote to memory of 2796 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2636 wrote to memory of 2796 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.exe

"C:\Users\Admin\AppData\Local\Temp\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.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\5de4e79682120f5b115eea30ce2da200df380f6256f03e38d3692a785f06fd64.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

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

MD5 e9726ffcf048b02c944bcc05ec25c4fc
SHA1 865d4b9dea38841c1fa9ac5814a38f52cd831c12
SHA256 b36cfd54c16d6ce7487181e3bae912a90379ac5a5e9f905937871af9b7ced417
SHA512 e5a59082da611464c25afe6f29b9ff2c0914d09d72a70e25fcce67ada0f014366d594fb264580d20f7702a8e42618b7068ef1fd0406e263ee064bcdba2200253