Malware Analysis Report

2024-11-13 14:55

Sample ID 220714-s5y61acbd2
Target E-Invioce_23894.cmd
SHA256 56dd24957c30f559a8ff2daac9d648242e8189495d354bc93d7cbe6625596383
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

56dd24957c30f559a8ff2daac9d648242e8189495d354bc93d7cbe6625596383

Threat Level: Known bad

The file E-Invioce_23894.cmd 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

2022-07-14 15:43

Signatures

Kutaki Executable

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

Kutaki family

kutaki

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-14 15:43

Reported

2022-07-14 15:45

Platform

win7-20220414-en

Max time kernel

44s

Max time network

47s

Command Line

"C:\Users\Admin\AppData\Local\Temp\E-Invioce_23894.exe"

Signatures

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\E-Invioce_23894.exe

"C:\Users\Admin\AppData\Local\Temp\E-Invioce_23894.exe"

C:\Windows\SysWOW64\cmd.exe

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

Network

N/A

Files

memory/1680-56-0x00000000752B1000-0x00000000752B3000-memory.dmp

memory/2000-57-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-14 15:43

Reported

2022-07-14 15:45

Platform

win10v2004-20220414-en

Max time kernel

137s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\E-Invioce_23894.exe"

Signatures

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3404 wrote to memory of 3168 N/A C:\Users\Admin\AppData\Local\Temp\E-Invioce_23894.exe C:\Windows\SysWOW64\cmd.exe
PID 3404 wrote to memory of 3168 N/A C:\Users\Admin\AppData\Local\Temp\E-Invioce_23894.exe C:\Windows\SysWOW64\cmd.exe
PID 3404 wrote to memory of 3168 N/A C:\Users\Admin\AppData\Local\Temp\E-Invioce_23894.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Users\Admin\AppData\Local\Temp\E-Invioce_23894.exe

"C:\Users\Admin\AppData\Local\Temp\E-Invioce_23894.exe"

C:\Windows\SysWOW64\cmd.exe

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

Network

Country Destination Domain Proto
US 209.197.3.8:80 tcp
IE 13.69.239.73:443 tcp
US 67.26.211.254:80 tcp
US 67.26.211.254:80 tcp
US 93.184.220.29:80 tcp
US 204.79.197.203:80 tcp

Files

memory/3168-132-0x0000000000000000-mapping.dmp