Malware Analysis Report

2024-10-18 22:05

Sample ID 240616-yr9cpsvgjc
Target 2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber
SHA256 46ed292893e8302219600f1b5c8f83d6a6fe9d78f7245d7281eb13e994bb122f
Tags
bootkit persistence
score
6/10

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
6/10

SHA256

46ed292893e8302219600f1b5c8f83d6a6fe9d78f7245d7281eb13e994bb122f

Threat Level: Shows suspicious behavior

The file 2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Writes to the Master Boot Record (MBR)

Suspicious use of FindShellTrayWindow

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-16 20:02

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 20:02

Reported

2024-06-16 20:04

Platform

win7-20240508-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe"

Signatures

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\7CCD586D-2ABC-42FF-A23B-3731F4F183D9 = "4DEC930631D6A523D3820D3CE1249367" C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\5E1D6A55-0134-486E-A166-38C2E4919BB1 = "AQAAANCMnd8BFdERjHoAwE/Cl+sBAAAAnTh7I1GIXU+uPkNl6OeLmwQAAAACAAAAAAAQZgAAAAEAACAAAACRKeceOqfeQ1/nmpi6EE6sWgxvuGffBuva6FeYmCYd7QAAAAAOgAAAAAIAACAAAABVGxnfQCapODzOH5VptAwuOmifbpsCmgTOMKRwdT0/aDAAAAAxS4CdBQoivTFMg5LNXfVLbCXdGRvixMNZLLKpXBeW6OsCAupTy8usBYS5Lg5is39AAAAAkBIq/Cf8nmTJ50xXCb4snIomLxhvgKD9O3w1nNCf/7tHHvP7XFq5LhG0hbt7Rbd/AtMo2taeJPvTEN2G3CQzxw==" C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\56C7A9DA-4B11-406A-8B1A-EFF157C294D6 = "708e1312-5460-48f4-9d33-7423242a97e0" C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 analytics.avcdn.net udp
US 8.8.8.8:53 honzik.avcdn.net udp
US 8.8.8.8:53 analytics.avcdn.net udp
US 8.8.8.8:53 honzik.avcdn.net udp
US 8.8.8.8:53 analytics.avcdn.net udp
US 8.8.8.8:53 honzik.avcdn.net udp
US 8.8.8.8:53 analytics.avcdn.net udp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 20:02

Reported

2024-06-16 20:04

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe"

Signatures

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\7CCD586D-2ABC-42FF-A23B-3731F4F183D9 = "4DEC930631D6A523D3820D3CE1249367" C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\5E1D6A55-0134-486E-A166-38C2E4919BB1 = "AQAAANCMnd8BFdERjHoAwE/Cl+sBAAAAURL0dvRrV0CMuZFL2/N/WQQAAAACAAAAAAAQZgAAAAEAACAAAAAW9/Xhm8kCSHMx3fGbAzvyK/Id4Y9CYxWmoD/UKpIpWwAAAAAOgAAAAAIAACAAAAC+MF/2nKxOe1LvDJWNdH0x6aDdKQZ5k19iAOJLEbP1bzAAAAD4H9vO/zOojZm493YZbJY99j/yrju3DuF5Fu+a6jd4WbOcLCXzEIp+2i0C6+hSu6ZAAAAA/smiLlmN3Bae1vOxLh5esbr8q9vbwSNwrm3eNKy8ZpYiChkPZhba9/XTDDZaWbgSqBhyNfoCR5hi2ZSuRM2jTw==" C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\56C7A9DA-4B11-406A-8B1A-EFF157C294D6 = "b3d44f4f-2d65-4b4c-947e-fd5f0164910a" C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-16_6c5edd49b86932f574100bf07ccaee20_magniber.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 analytics.avcdn.net udp
US 8.8.8.8:53 honzik.avcdn.net udp
US 8.8.8.8:53 analytics.avcdn.net udp
US 8.8.8.8:53 honzik.avcdn.net udp
US 8.8.8.8:53 analytics.avcdn.net udp
US 8.8.8.8:53 analytics.avcdn.net udp

Files

N/A