Malware Analysis Report

2025-01-23 05:54

Sample ID 240523-vpxz4sab58
Target a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe
SHA256 b58902c91c4c7ee5167fddf45947c029efc319029479ca443f413784f75018f5
Tags
backdoor dropper trojan berbew
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b58902c91c4c7ee5167fddf45947c029efc319029479ca443f413784f75018f5

Threat Level: Known bad

The file a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe was found to be: Known bad.

Malicious Activity Summary

backdoor dropper trojan berbew

Berbew family

Malware Dropper & Backdoor - Berbew

Loads dropped DLL

Executes dropped EXE

Deletes itself

Program crash

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-23 17:10

Signatures

Berbew family

berbew

Malware Dropper & Backdoor - Berbew

backdoor trojan dropper
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-23 17:10

Reported

2024-05-23 17:13

Platform

win10v2004-20240426-en

Max time kernel

132s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe"

Signatures

Malware Dropper & Backdoor - Berbew

backdoor trojan dropper
Description Indicator Process Target
N/A N/A N/A N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1224 -ip 1224

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1224 -s 396

C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe

C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 5076 -ip 5076

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 372

Network

Country Destination Domain Proto
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 88.221.83.210:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 210.83.221.88.in-addr.arpa udp
BE 88.221.83.210:443 www.bing.com tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 101.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 52.111.227.11:443 tcp
US 8.8.8.8:53 138.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

memory/1224-0-0x0000000000400000-0x0000000000441000-memory.dmp

memory/1224-6-0x0000000000400000-0x0000000000441000-memory.dmp

memory/5076-7-0x0000000000400000-0x0000000000441000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe

MD5 cb6141c3a05b6d8ac111906883b1429d
SHA1 1f2c8ec57c04a057b64a4b5ef7ce6bd6f351404a
SHA256 b764dae0e069f940e20edde5a0886645e9483bf9f19ddbae758a198a0ed73b14
SHA512 97dc94bf57495d3b7110afbe5a4f23912b58a655b07cd56f0c83554a96b655cb2684c18a2fd5dd9d1861dbb3cbbe887d9840cbc15ffa034da43cc25637d32b1e

memory/5076-8-0x0000000000400000-0x000000000041A000-memory.dmp

memory/5076-13-0x0000000000190000-0x00000000001D1000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-23 17:10

Reported

2024-05-23 17:13

Platform

win7-20240419-en

Max time kernel

118s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe"

Signatures

Malware Dropper & Backdoor - Berbew

backdoor trojan dropper
Description Indicator Process Target
N/A N/A N/A N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe"

C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe

C:\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe

Network

N/A

Files

memory/1824-0-0x0000000000400000-0x0000000000441000-memory.dmp

\Users\Admin\AppData\Local\Temp\a9f673baac302188ab4e850345bd3b40_NeikiAnalytics.exe

MD5 d4fc49fdd38c98519a8d89e4bc031c8f
SHA1 eac9696c482a5a79d43d914f471dd493859846a3
SHA256 d6b4dd2ba71f9aa1968c02c303a439714ba69a7180aaa3af7371124d80607a5b
SHA512 970f10e0768afd1877ad75f02ace00c6f3ab356718ffef2953b7aa12d747b762a50b2dfdf6f1a8a776db4968ae148be58a89cabe1923e5782ecff5b97d6dc49c

memory/1824-6-0x0000000000130000-0x0000000000171000-memory.dmp

memory/2028-11-0x0000000000400000-0x0000000000441000-memory.dmp

memory/1824-10-0x0000000000400000-0x0000000000441000-memory.dmp

memory/2028-13-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2028-17-0x0000000000150000-0x0000000000191000-memory.dmp