Malware Analysis Report

2024-12-07 22:09

Sample ID 220714-c9gvhsacek
Target 4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1
SHA256 4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1
Tags
sakula persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1

Threat Level: Known bad

The file 4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1 was found to be: Known bad.

Malicious Activity Summary

sakula persistence rat trojan

Sakula family

Sakula

Sakula payload

Executes dropped EXE

Checks computer location settings

Deletes itself

Loads dropped DLL

Adds Run key to start application

Enumerates physical storage devices

Runs ping.exe

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-07-14 02:46

Signatures

Sakula family

sakula

Sakula payload

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

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-14 02:46

Reported

2022-07-14 04:14

Platform

win7-20220414-en

Max time kernel

109s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe"

Signatures

Sakula

trojan rat 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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.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\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe N/A

Enumerates physical storage devices

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\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1932 wrote to memory of 1144 N/A C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1932 wrote to memory of 1144 N/A C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1932 wrote to memory of 1144 N/A C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1932 wrote to memory of 1144 N/A C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1932 wrote to memory of 528 N/A C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe C:\Windows\SysWOW64\cmd.exe
PID 1932 wrote to memory of 528 N/A C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe C:\Windows\SysWOW64\cmd.exe
PID 1932 wrote to memory of 528 N/A C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe C:\Windows\SysWOW64\cmd.exe
PID 1932 wrote to memory of 528 N/A C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe C:\Windows\SysWOW64\cmd.exe
PID 528 wrote to memory of 1364 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 528 wrote to memory of 1364 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 528 wrote to memory of 1364 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 528 wrote to memory of 1364 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe

"C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.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\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.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/1932-54-0x00000000757C1000-0x00000000757C3000-memory.dmp

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

MD5 1dd1ef27648b18c8a6b145105ddb753a
SHA1 8380ebd4fae777342d11f163c7eb25d7696aa802
SHA256 0fd5a9615ac90575584625c81d0b8dcb442e7bb4a449b0d5a60e55be02fa9a1c
SHA512 9a8878c1f875151c1c96b6aeb57c55e801a1abe2232982dc19a7c0ca1f0b337d758fc50479417236f54178ef49c22ce0873fc1b1a74ad9799d2431a66fb95397

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

MD5 1dd1ef27648b18c8a6b145105ddb753a
SHA1 8380ebd4fae777342d11f163c7eb25d7696aa802
SHA256 0fd5a9615ac90575584625c81d0b8dcb442e7bb4a449b0d5a60e55be02fa9a1c
SHA512 9a8878c1f875151c1c96b6aeb57c55e801a1abe2232982dc19a7c0ca1f0b337d758fc50479417236f54178ef49c22ce0873fc1b1a74ad9799d2431a66fb95397

memory/1144-57-0x0000000000000000-mapping.dmp

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

MD5 1dd1ef27648b18c8a6b145105ddb753a
SHA1 8380ebd4fae777342d11f163c7eb25d7696aa802
SHA256 0fd5a9615ac90575584625c81d0b8dcb442e7bb4a449b0d5a60e55be02fa9a1c
SHA512 9a8878c1f875151c1c96b6aeb57c55e801a1abe2232982dc19a7c0ca1f0b337d758fc50479417236f54178ef49c22ce0873fc1b1a74ad9799d2431a66fb95397

memory/528-60-0x0000000000000000-mapping.dmp

memory/1364-61-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-14 02:46

Reported

2022-07-14 04:15

Platform

win10v2004-20220414-en

Max time kernel

176s

Max time network

191s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe"

Signatures

Sakula

trojan rat sakula

Sakula payload

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.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\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe N/A

Enumerates physical storage devices

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\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe

"C:\Users\Admin\AppData\Local\Temp\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.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\4886158339549161bbdd686380eca837e3ec42609b43d70c435a3dd4dd891fc1.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 93.184.220.29:80 tcp
NL 178.79.208.1:80 tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
IE 20.54.110.249:443 tcp
US 8.8.8.8:53 citrix.vipreclod.com 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
TH 184.22.175.13:80 tcp

Files

memory/2884-130-0x0000000000000000-mapping.dmp

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

MD5 7091c91bc0d4fa4e6f902d61f4750e0a
SHA1 96879e3cbe2e05f75816ccc5499de79889e77e55
SHA256 0bfb5731bedc56425e16eade67ed205a0022cac4d78e1a05fb2be68a6f226a7e
SHA512 d725189f7fc0d591a846398201161b6cf711035a1c34877b457199a5de559ee0677eb49361099406994498e51198ac9457367ead8c1049b03c10616651d35f6f

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

MD5 7091c91bc0d4fa4e6f902d61f4750e0a
SHA1 96879e3cbe2e05f75816ccc5499de79889e77e55
SHA256 0bfb5731bedc56425e16eade67ed205a0022cac4d78e1a05fb2be68a6f226a7e
SHA512 d725189f7fc0d591a846398201161b6cf711035a1c34877b457199a5de559ee0677eb49361099406994498e51198ac9457367ead8c1049b03c10616651d35f6f

memory/4472-133-0x0000000000000000-mapping.dmp

memory/4624-134-0x0000000000000000-mapping.dmp