Malware Analysis Report

2025-08-05 22:12

Sample ID 240509-r4hbesfa5s
Target 6354e243a82ef3602c9682a6a92d9940_NeikiAnalytics
SHA256 a8205d8b0eb6ce6ab7a29e62b08853c5fb06cee410d6440ab4c9d1b7ffe5ff2d
Tags
backdoor dropper trojan berbew
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

a8205d8b0eb6ce6ab7a29e62b08853c5fb06cee410d6440ab4c9d1b7ffe5ff2d

Threat Level: Known bad

The file 6354e243a82ef3602c9682a6a92d9940_NeikiAnalytics was found to be: Known bad.

Malicious Activity Summary

backdoor dropper trojan berbew

Berbew family

Malware Dropper & Backdoor - Berbew

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-09 14:44

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: behavioral1

Detonation Overview

Submitted

2024-05-09 14:44

Reported

2024-05-09 14:47

Platform

win7-20240220-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6354e243a82ef3602c9682a6a92d9940_NeikiAnalytics.exe"

Signatures

Malware Dropper & Backdoor - Berbew

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

Executes dropped EXE

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6354e243a82ef3602c9682a6a92d9940_NeikiAnalytics.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\6354e243a82ef3602c9682a6a92d9940_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\6354e243a82ef3602c9682a6a92d9940_NeikiAnalytics.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 mytarta.com udp

Files

memory/2268-0-0x00000000004D0000-0x00000000004D6000-memory.dmp

memory/2268-8-0x00000000004D0000-0x00000000004D6000-memory.dmp

memory/2268-1-0x00000000004E0000-0x00000000004E6000-memory.dmp

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

MD5 8bac3b2c3f2a70f6effc496485a85c16
SHA1 cd018c97b2a9f88e528d99c4f4041507c99ecbd7
SHA256 414927797134b23c5c3717465e6e2852f20e5d7a4a70576991ba03ae2e81cb94
SHA512 55a0b519aba3988668917a0e7c1fb3af71a5acd7e1f31bd636b71de133decc0343414c56bb9442f4e5c7d6095442c7c2c8669383c0ff8c4d0babbef5ba5ec8fc

memory/2616-15-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

memory/2616-22-0x0000000000660000-0x0000000000666000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 14:44

Reported

2024-05-09 14:47

Platform

win10v2004-20240426-en

Max time kernel

150s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6354e243a82ef3602c9682a6a92d9940_NeikiAnalytics.exe"

Signatures

Malware Dropper & Backdoor - Berbew

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\6354e243a82ef3602c9682a6a92d9940_NeikiAnalytics.exe N/A

Executes dropped EXE

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

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\6354e243a82ef3602c9682a6a92d9940_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\6354e243a82ef3602c9682a6a92d9940_NeikiAnalytics.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.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 2.17.107.128:443 www.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 128.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
BE 88.221.83.232:443 www.bing.com tcp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 232.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 25.14.97.104.in-addr.arpa udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com 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 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 udp

Files

memory/3800-0-0x0000000002150000-0x0000000002156000-memory.dmp

memory/3800-1-0x00000000022C0000-0x00000000022C6000-memory.dmp

memory/3800-8-0x0000000002150000-0x0000000002156000-memory.dmp

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

MD5 8bac3b2c3f2a70f6effc496485a85c16
SHA1 cd018c97b2a9f88e528d99c4f4041507c99ecbd7
SHA256 414927797134b23c5c3717465e6e2852f20e5d7a4a70576991ba03ae2e81cb94
SHA512 55a0b519aba3988668917a0e7c1fb3af71a5acd7e1f31bd636b71de133decc0343414c56bb9442f4e5c7d6095442c7c2c8669383c0ff8c4d0babbef5ba5ec8fc

memory/2332-17-0x0000000003010000-0x0000000003016000-memory.dmp

memory/2332-23-0x0000000002210000-0x0000000002216000-memory.dmp