Malware Analysis Report

2025-01-02 09:33

Sample ID 240509-nf3exaeh2w
Target 21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics
SHA256 de0f8c6bfa3a611ff1087431aef944537ea15cd8fba6555d6d377bace6207278
Tags
gcleaner loader
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

de0f8c6bfa3a611ff1087431aef944537ea15cd8fba6555d6d377bace6207278

Threat Level: Known bad

The file 21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics was found to be: Known bad.

Malicious Activity Summary

gcleaner loader

GCleaner

Deletes itself

Checks computer location settings

Enumerates physical storage devices

Program crash

Unsigned PE

Kills process with taskkill

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-09 11:21

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-09 11:21

Reported

2024-05-09 11:23

Platform

win7-20240221-en

Max time kernel

118s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe"

Signatures

GCleaner

loader gcleaner

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Enumerates physical storage devices

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe" /f

Network

Country Destination Domain Proto
DE 185.172.128.90:80 185.172.128.90 tcp

Files

memory/1760-1-0x0000000002C60000-0x0000000002D60000-memory.dmp

memory/1760-3-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1760-2-0x0000000000220000-0x000000000024D000-memory.dmp

memory/1760-7-0x0000000002C60000-0x0000000002D60000-memory.dmp

memory/1760-6-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1760-5-0x0000000000400000-0x0000000002B09000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 11:21

Reported

2024-05-09 11:23

Platform

win10v2004-20240508-en

Max time kernel

94s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe"

Signatures

GCleaner

loader gcleaner

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe N/A

Enumerates physical storage devices

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3012 -ip 3012

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3012 -ip 3012

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 780

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3012 -ip 3012

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 800

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3012 -ip 3012

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3012 -ip 3012

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 904

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3012 -ip 3012

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 1004

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3012 -ip 3012

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 1340

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3012 -ip 3012

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 1444

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "21fce6c0f1dc6cdff5b4d18d59eec7b0_NeikiAnalytics.exe" /f

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.107.99:443 www.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
BE 2.17.107.99:443 www.bing.com tcp
US 8.8.8.8:53 99.107.17.2.in-addr.arpa udp
DE 185.172.128.90:80 185.172.128.90 tcp
US 8.8.8.8:53 90.128.172.185.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 57.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/3012-1-0x0000000002C10000-0x0000000002D10000-memory.dmp

memory/3012-2-0x0000000002E90000-0x0000000002EBD000-memory.dmp

memory/3012-3-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3012-4-0x0000000000400000-0x0000000002B09000-memory.dmp

memory/3012-7-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3012-6-0x0000000000400000-0x0000000002B09000-memory.dmp