Malware Analysis Report

2024-12-01 01:16

Sample ID 241110-bwk5cayrhm
Target 8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296
SHA256 8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296
Tags
discovery
score
7/10

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
7/10

SHA256

8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296

Threat Level: Shows suspicious behavior

The file 8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery

Checks computer location settings

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:29

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:29

Reported

2024-11-10 01:32

Platform

win7-20240903-en

Max time kernel

149s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe"

Signatures

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WScript.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe

"C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe"

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"

Network

N/A

Files

C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

MD5 d760a5c6b49e39180159512b551fc7b9
SHA1 b9a4eedd3d83a3ed174ca0832cb29b399d5c5474
SHA256 9dad06be7739961acc23b2715cbe19ed3afe7c872325d4e6917fbc9423066962
SHA512 e9d35e91dadf331841de41676c491afe3f2c5c0601e73d64f5c32ff751c6e161c7f7d2a7b12dc01399479103cc04896ce32557eb3eb4a08d8b3fd296eea3b13f

memory/2708-8-0x0000000000400000-0x0000000000547000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 01:29

Reported

2024-11-10 01:32

Platform

win10v2004-20241007-en

Max time kernel

137s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WScript.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WScript.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe

"C:\Users\Admin\AppData\Local\Temp\8f0ea7512ae8287a4c63181f73b753d41b9175b676ecebad2aa9527d34379296.exe"

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

MD5 f889f63b1b696446f0aaa43f716d7721
SHA1 7f5d9eecf418d63016909dc56d38b68cc3aefd8d
SHA256 f3cb18740651b243a2c0aacad4233aaa294cf952d49e5f766caed06b350a52ce
SHA512 15a860b6d4b1b0fceb69af1180007d35f1408b2b2787041d5fd611fb843feece3cd7fb8d200f789043436674234cef5c6b90e36bdf4b9606bb131b9cfeba1ce8

memory/916-10-0x0000000000400000-0x0000000000547000-memory.dmp