Malware Analysis Report

2024-11-30 11:24

Sample ID 220521-bkylasfaeq
Target 812546f30060ec4b6066aad50bb2692e3a452a6fb818b3bfcfcf4d2f63e2005b
SHA256 812546f30060ec4b6066aad50bb2692e3a452a6fb818b3bfcfcf4d2f63e2005b
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

812546f30060ec4b6066aad50bb2692e3a452a6fb818b3bfcfcf4d2f63e2005b

Threat Level: Known bad

The file 812546f30060ec4b6066aad50bb2692e3a452a6fb818b3bfcfcf4d2f63e2005b was found to be: Known bad.

Malicious Activity Summary

kutaki

Kutaki Executable

Kutaki family

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-21 01:12

Signatures

Kutaki Executable

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

Kutaki family

kutaki

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-21 01:12

Reported

2022-05-21 01:40

Platform

win7-20220414-en

Max time kernel

26s

Max time network

45s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SHRIKESH_Challan.exe"

Signatures

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\SHRIKESH_Challan.exe

"C:\Users\Admin\AppData\Local\Temp\SHRIKESH_Challan.exe"

C:\Windows\SysWOW64\cmd.exe

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

Network

N/A

Files

memory/1796-56-0x00000000753B1000-0x00000000753B3000-memory.dmp

memory/1088-57-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-21 01:12

Reported

2022-05-21 01:40

Platform

win10v2004-20220414-en

Max time kernel

141s

Max time network

173s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SHRIKESH_Challan.exe"

Signatures

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1496 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\SHRIKESH_Challan.exe C:\Windows\SysWOW64\cmd.exe
PID 1496 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\SHRIKESH_Challan.exe C:\Windows\SysWOW64\cmd.exe
PID 1496 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\SHRIKESH_Challan.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Users\Admin\AppData\Local\Temp\SHRIKESH_Challan.exe

"C:\Users\Admin\AppData\Local\Temp\SHRIKESH_Challan.exe"

C:\Windows\SysWOW64\cmd.exe

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

Network

Country Destination Domain Proto
US 13.107.4.50:80 tcp
NL 8.238.24.126:80 tcp
NL 8.238.24.126:80 tcp
US 52.109.12.19:443 tcp
IE 52.109.76.31:443 tcp
US 8.8.8.8:53 97.97.242.52.in-addr.arpa udp
US 8.8.8.8:53 d.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.5.0.8.0.0.3.0.1.3.0.6.2.ip6.arpa udp

Files

memory/2456-132-0x0000000000000000-mapping.dmp