Malware Analysis Report

2024-11-15 07:19

Sample ID 220617-by4dpscea6
Target SecuriteInfo.com.Variant.Symmi.62789.30802.23604
SHA256 6d0cf17f8f261b8c65feef7b2dbec93ceac870ca0daf6f400625c89744a4f710
Tags
kutaki
score
7/10

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
7/10

SHA256

6d0cf17f8f261b8c65feef7b2dbec93ceac870ca0daf6f400625c89744a4f710

Threat Level: Shows suspicious behavior

The file SecuriteInfo.com.Variant.Symmi.62789.30802.23604 was found to be: Shows suspicious behavior.

Malicious Activity Summary

kutaki

Kutaki Executable

Kutaki family

Checks computer location settings

Drops file in Windows directory

Enumerates physical storage devices

Suspicious use of FindShellTrayWindow

Modifies registry class

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-06-17 01:34

Signatures

Kutaki Executable

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

Kutaki family

kutaki

Analysis: behavioral1

Detonation Overview

Submitted

2022-06-17 01:34

Reported

2022-06-17 01:36

Platform

win7-20220414-en

Max time kernel

45s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.30802.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.30802.exe

"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.30802.exe"

C:\Windows\SysWOW64\cmd.exe

cmd.exe /c C:\Users\Admin\AppData\Local\Temp\877976.bmp

C:\Windows\SysWOW64\DllHost.exe

C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}

Network

N/A

Files

memory/2040-56-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

memory/1260-57-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-06-17 01:34

Reported

2022-06-17 01:36

Platform

win10v2004-20220414-en

Max time kernel

62s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.30802.exe"

Signatures

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:\Windows\SysWOW64\cmd.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Debug\WIA\wiatrace.log C:\Windows\SysWOW64\mspaint.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000_Classes\Local Settings C:\Windows\SysWOW64\cmd.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\mspaint.exe N/A
N/A N/A C:\Windows\SysWOW64\mspaint.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.30802.exe

"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.30802.exe"

C:\Windows\SysWOW64\cmd.exe

cmd.exe /c C:\Users\Admin\AppData\Local\Temp\877976.bmp

C:\Windows\SysWOW64\mspaint.exe

"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\877976.bmp"

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService

Network

Files

memory/3676-132-0x0000000000000000-mapping.dmp

memory/2776-133-0x0000000000000000-mapping.dmp