Malware Analysis Report

2024-11-30 11:25

Sample ID 220509-czp35scca6
Target SecuriteInfo.com.Variant.Symmi.62789.26543.32407
SHA256 8ed0529363d69b1748385178a6e7f894652ab642d314a984ec19599d591fbdb4
Tags
kutaki
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

8ed0529363d69b1748385178a6e7f894652ab642d314a984ec19599d591fbdb4

Threat Level: Known bad

The file SecuriteInfo.com.Variant.Symmi.62789.26543.32407 was found to be: Known bad.

Malicious Activity Summary

kutaki

Kutaki family

Kutaki Executable

Checks computer location settings

Drops file in Windows directory

Enumerates physical storage devices

Modifies registry class

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-09 02:31

Signatures

Kutaki Executable

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

Kutaki family

kutaki

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-09 02:31

Reported

2022-05-09 02:35

Platform

win7-20220414-en

Max time kernel

29s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe

"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.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/892-56-0x0000000074B51000-0x0000000074B53000-memory.dmp

memory/1308-57-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-09 02:31

Reported

2022-05-09 02:34

Platform

win10v2004-20220414-en

Max time kernel

187s

Max time network

189s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.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.62789.26543.exe

"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.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

Country Destination Domain Proto
NL 88.221.144.179:80 tcp
US 20.42.73.26:443 tcp
IE 20.54.110.249:443 tcp
NL 88.221.144.192:80 tcp
NL 87.248.202.1:80 tcp
NL 87.248.202.1:80 tcp
FR 2.18.109.224:443 tcp
US 8.8.8.8:53 151.122.125.40.in-addr.arpa udp

Files

memory/4300-132-0x0000000000000000-mapping.dmp

memory/3116-133-0x0000000000000000-mapping.dmp