Malware Analysis Report

2024-10-23 21:15

Sample ID 240125-v6peascgal
Target 751c10b68e377f8739095de826f6f719
SHA256 cabaef68fd2718b6b1e7e4797b351d264c772ba1aec487652cac0c0eecd79dfb
Tags
upx 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

cabaef68fd2718b6b1e7e4797b351d264c772ba1aec487652cac0c0eecd79dfb

Threat Level: Known bad

The file 751c10b68e377f8739095de826f6f719 was found to be: Known bad.

Malicious Activity Summary

upx kinsing loader

Kinsing

Loads dropped DLL

Executes dropped EXE

UPX packed file

Drops file in Windows directory

Enumerates physical storage devices

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-25 17:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-25 17:36

Reported

2024-01-25 17:38

Platform

win7-20231215-en

Max time kernel

140s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\751c10b68e377f8739095de826f6f719.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe N/A

UPX packed file

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

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\°ÁÔ½ÒôÀֿ̼ Setup Log.txt C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe N/A

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\751c10b68e377f8739095de826f6f719.exe

"C:\Users\Admin\AppData\Local\Temp\751c10b68e377f8739095de826f6f719.exe"

C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe

__IRAOFF:520716 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\751c10b68e377f8739095de826f6f719.exe"

Network

N/A

Files

\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe

MD5 75ca7ff96bf5a316c3af2de6a412bd54
SHA1 0a093950790ff0dddff6f5f29c6b02c10997e0c5
SHA256 d95b5bf9ca97c1900de5357743282bab655d61d616606485088e1708559b7cf1
SHA512 b8da86f2f1e908955254e5168d0447f479cec7815a8b081a7b38eb87187cb2eb992109c67e006361b96bc1529ee8abc9dc477d78e9ca565e43f5415b492771d4

memory/1696-4-0x0000000002700000-0x0000000002827000-memory.dmp

memory/2100-6-0x0000000000400000-0x0000000000527000-memory.dmp

memory/2100-11-0x0000000000530000-0x0000000000657000-memory.dmp

memory/2100-22-0x0000000000400000-0x0000000000527000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-25 17:36

Reported

2024-01-25 17:39

Platform

win10v2004-20231215-en

Max time kernel

147s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\751c10b68e377f8739095de826f6f719.exe"

Signatures

Kinsing

loader kinsing

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe N/A

UPX packed file

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

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\°ÁÔ½ÒôÀֿ̼ Setup Log.txt C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe N/A

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\751c10b68e377f8739095de826f6f719.exe

"C:\Users\Admin\AppData\Local\Temp\751c10b68e377f8739095de826f6f719.exe"

C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe

__IRAOFF:520716 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\751c10b68e377f8739095de826f6f719.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 23.160.77.104.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 152.78.101.95.in-addr.arpa udp
US 8.8.8.8:53 88.16.208.104.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe

MD5 75ca7ff96bf5a316c3af2de6a412bd54
SHA1 0a093950790ff0dddff6f5f29c6b02c10997e0c5
SHA256 d95b5bf9ca97c1900de5357743282bab655d61d616606485088e1708559b7cf1
SHA512 b8da86f2f1e908955254e5168d0447f479cec7815a8b081a7b38eb87187cb2eb992109c67e006361b96bc1529ee8abc9dc477d78e9ca565e43f5415b492771d4

memory/3436-4-0x0000000000400000-0x0000000000527000-memory.dmp

memory/3436-15-0x0000000000400000-0x0000000000527000-memory.dmp