Malware Analysis Report

2024-10-23 21:11

Sample ID 240125-v4dvsabgb5
Target 751a8c76f3a18dc730c7b45f5d17fd84
SHA256 75ea2781f09f3a38c5720aad3b2fbfb8fd3c8d1039d2ccc156a5f635ed3d746d
Tags
persistence kinsing loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

75ea2781f09f3a38c5720aad3b2fbfb8fd3c8d1039d2ccc156a5f635ed3d746d

Threat Level: Known bad

The file 751a8c76f3a18dc730c7b45f5d17fd84 was found to be: Known bad.

Malicious Activity Summary

persistence kinsing loader

Kinsing

Adds Run key to start application

Drops file in Windows directory

Unsigned PE

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-25 17:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-25 17:32

Reported

2024-01-25 17:34

Platform

win7-20231215-en

Max time kernel

117s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\keyboard = "C:\\Users\\Admin\\AppData\\Local\\Temp\\751a8c76f3a18dc730c7b45f5d17fd84.exe" C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification \??\c:\windows\teller2.chk C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe N/A
File opened for modification \??\c:\windows\751a8c76f3a18dc730c7b45f5d17fd841.dat C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe N/A
File created \??\c:\windows\751a8c76f3a18dc730c7b45f5d17fd841.dat C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe

"C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.nonameforthisdomain.com udp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-25 17:32

Reported

2024-01-25 17:34

Platform

win10v2004-20231215-en

Max time kernel

141s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe"

Signatures

Kinsing

loader kinsing

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\keyboard = "C:\\Users\\Admin\\AppData\\Local\\Temp\\751a8c76f3a18dc730c7b45f5d17fd84.exe" C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification \??\c:\windows\teller2.chk C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe N/A
File opened for modification \??\c:\windows\751a8c76f3a18dc730c7b45f5d17fd841.dat C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe N/A
File created \??\c:\windows\751a8c76f3a18dc730c7b45f5d17fd841.dat C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe

"C:\Users\Admin\AppData\Local\Temp\751a8c76f3a18dc730c7b45f5d17fd84.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 212.166.122.92.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 137.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 www.nonameforthisdomain.com udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp

Files

N/A