Malware Analysis Report

2024-11-30 11:27

Sample ID 220414-pk3f5sgcfp
Target 4c1706367e8d85a87e595b584dface1c6b0d30c73d3e04a3d3880f007012cfa3
SHA256 4c1706367e8d85a87e595b584dface1c6b0d30c73d3e04a3d3880f007012cfa3
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

4c1706367e8d85a87e595b584dface1c6b0d30c73d3e04a3d3880f007012cfa3

Threat Level: Known bad

The file 4c1706367e8d85a87e595b584dface1c6b0d30c73d3e04a3d3880f007012cfa3 was found to be: Known bad.

Malicious Activity Summary

kutaki

Kutaki Executable

Kutaki family

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-04-14 12:24

Signatures

Kutaki Executable

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

Kutaki family

kutaki

Analysis: behavioral1

Detonation Overview

Submitted

2022-04-14 12:24

Reported

2022-04-14 12:56

Platform

win7-20220414-en

Max time kernel

41s

Max time network

48s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4c1706367e8d85a87e595b584dface1c6b0d30c73d3e04a3d3880f007012cfa3.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\4c1706367e8d85a87e595b584dface1c6b0d30c73d3e04a3d3880f007012cfa3.exe

"C:\Users\Admin\AppData\Local\Temp\4c1706367e8d85a87e595b584dface1c6b0d30c73d3e04a3d3880f007012cfa3.exe"

C:\Windows\SysWOW64\cmd.exe

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

Network

N/A

Files

memory/1968-56-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

memory/640-57-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-04-14 12:24

Reported

2022-04-14 12:55

Platform

win10v2004-en-20220113

Max time kernel

129s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4c1706367e8d85a87e595b584dface1c6b0d30c73d3e04a3d3880f007012cfa3.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\4c1706367e8d85a87e595b584dface1c6b0d30c73d3e04a3d3880f007012cfa3.exe

"C:\Users\Admin\AppData\Local\Temp\4c1706367e8d85a87e595b584dface1c6b0d30c73d3e04a3d3880f007012cfa3.exe"

C:\Windows\SysWOW64\cmd.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 crl4.digicert.com udp
US 93.184.220.29:80 crl4.digicert.com tcp
US 8.8.8.8:53 106.89.54.20.in-addr.arpa udp

Files

memory/2720-132-0x0000000000000000-mapping.dmp