Malware Analysis Report

2025-04-03 15:21

Sample ID 241110-mc4m5avcmr
Target 158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03N
SHA256 158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03
Tags
berbew backdoor discovery
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

158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03

Threat Level: Known bad

The file 158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03N was found to be: Known bad.

Malicious Activity Summary

berbew backdoor discovery

Berbew

Berbew family

Unsigned PE

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 10:20

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 10:20

Reported

2024-11-10 10:22

Platform

win7-20240903-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03N.exe"

Signatures

Berbew

backdoor berbew

Berbew family

berbew

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\158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03N.exe

"C:\Users\Admin\AppData\Local\Temp\158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03N.exe"

Network

N/A

Files

memory/1848-0-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-1-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-2-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-3-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-4-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-5-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-6-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-7-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-8-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-9-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-10-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-11-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1848-12-0x0000000000400000-0x0000000000434000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 10:20

Reported

2024-11-10 10:22

Platform

win10v2004-20241007-en

Max time kernel

111s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03N.exe"

Signatures

Berbew

backdoor berbew

Berbew family

berbew

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\158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03N.exe

"C:\Users\Admin\AppData\Local\Temp\158384ac1cbd23be6809eebf5ebf3eb95f9b26f75272ecbae76e19d27ed97a03N.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 106.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/1264-0-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1264-1-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1264-2-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1264-6-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1264-9-0x0000000000400000-0x0000000000434000-memory.dmp

memory/1264-12-0x0000000000400000-0x0000000000434000-memory.dmp